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. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. '^-f A.. (Ps :• o o o ' OO Q o o n O O O b PHYSARUM VIRESCENS Ditm.. Lister pinx. PHYSARUM VIRESCENS Var. OBSCURUM. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830 Stock Photo

RMRDX5N4–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. '^-f A.. (Ps :• o o o ' OO Q o o n O O O b PHYSARUM VIRESCENS Ditm.. Lister pinx. PHYSARUM VIRESCENS Var. OBSCURUM. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830

RMRDX4GK–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. STEMONITIS FUSCA Roth Var. CONFLUENS B. Lister ftnx. DIANEMA CORTICATUM List.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of th

RMRDTR8N–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 4; INTRODUCTION. be distinguished from the rest of the hyaline element, and appear to contain refuse matter. After a time the creepmg movement is again exchanged for the dancing. In all cultivations of germinating spores, a number of the swarm-cells, after a snort period of activity, withdraw the flagellum and become encysted in a globular form, as the Tnicrocysts of Cienkowski. After being dried and re-w

RMRDTR80–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. INTRODUCTION. 13 formed. The chromatin constituents of the nucleus first show a coarser arrangement, which is followed by the " spindle stage," exhibiting an equatorial plate with achromatic fibres converging at the poles. In Badhamia, Physa/nim, Graterivm, Didymium, Steinonitis, Lamproderma, and Comatricha the plasma at this period breaks up into lobed masses containing six to ten nuclei; the e

RMRDTR9Y–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 134 * ENDOSPOHE*. [AMATJROCHjETE. Order II.—AMAUEOCHjETACEiE. Sporangia combined into an sethalium. Oapillitium dark purple-brown, of irregular strands and threads, or of complex structure. KEY TO THE GENERA OF AMATJROCHMTACE^. Oapillitium of irregularly branching threads. (20) AMAUROCHiETE. Fig. 28.—Amauroclicete atra Eost. a. ^thalium. Half natural size. h. CapilUtimn. Magnified 10 times. Oapillitium of

RMRDX5FR–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. CHONDRIODERMA LYALLII Mass.. Lister pinx CHONDRIODERMA TREVELYANI Rost.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trus

RMRDX51T–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. LAMPRODERMA ECHINULATUM Rost.. Lister pinx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc.

RMRDX4N9–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. a, b ARCYRIA PUNICEA Pers. C, d ARCYRIA INSIGNIS Kalchbr & Cooke. Lister pmx.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order o

RMRDTR7A–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 28 ENDOSPORE^. Sporangia tubular, stalked. (6) Phtsaeella.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by

RMRDTY33–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. INTEODUCTION. 9 proved by the case described by me in Journ^ Linn. Soc, vol. XXIX., p. 541. In that instance a plasmodium of B. utri- culans growing on Aurimlaria mesenterica partly spread in a network of veins over two large coverslips; the films were killed with Plemming's fluid, stained with safranin, and mounted in Canada balsam. In these two preparations the nuclei are seen to be dividing by karyokin

RMRDX5DN–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL XXXVI.. a—C DIACHiEA ELEGANS Fr, d—f DIACHiEA SPLENDENS Peck. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, So

RMRDTRAD–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 20. Lime-crystals heaped together, at first concealing the confluent hollow sporangiar. (13) Spumaria. Fig. 21.—Spumaria alia DC. a. -Sthalium. Natural size. J. Capillitium and fragment of sporangium-wall, with crystals of calcium carbonate and two spores. Magnified 200 times.. Fig. 21. Lime-crystals lenticular, marked with radiating striae, scattered over the sporangium-wall. (14) Lepidoderma. Fig.

RMRDTR40–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 202 ENDOSPORE^. [mAEGARITA. globose, 6 to 7 ;«, diam., often irregularly angled from mutual pressure, smooth, pale vinous with a yellow tinge. Hab. On living fronds of many species of fern and on Tillandsia muscoides.—Argentine Republic. A beautiful but paradoxical species, exactly resembling a folioolous JEcidium ; it will probably form the type of a new genus. From the description of the fimbriate spora

RMRDX5KX–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL XXIV.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTRA2–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 134 * ENDOSPOHE*. [AMATJROCHjETE. Order II.—AMAUEOCHjETACEiE. Sporangia combined into an sethalium. Oapillitium dark purple-brown, of irregular strands and threads, or of complex structure. KEY TO THE GENERA OF AMATJROCHMTACE^. Oapillitium of irregularly branching threads. (20) AMAUROCHiETE. Fig. 28.—Amauroclicete atra Eost. a. ^thalium. Half natural size. h. CapilUtimn. Magnified 10 times. Oapillitium of

RMRDTR62–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 134 * ENDOSPOHE*. [AMATJROCHjETE. Order II.—AMAUEOCHjETACEiE. Sporangia combined into an sethalium. Oapillitium dark purple-brown, of irregular strands and threads, or of complex structure. KEY TO THE GENERA OF AMATJROCHMTACE^. Oapillitium of irregularly branching threads. (20) AMAUROCHiETE. Fig. 28.—Amauroclicete atra Eost. a. ^thalium. Half natural size. h. CapilUtimn. Magnified 10 times. Oapillitium of

RMRDTR6E–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 20. Lime-crystals heaped together, at first concealing the confluent hollow sporangiar. (13) Spumaria. Fig. 21.—Spumaria alia DC. a. -Sthalium. Natural size. J. Capillitium and fragment of sporangium-wall, with crystals of calcium carbonate and two spores. Magnified 200 times.. Fig. 21. Lime-crystals lenticular, marked with radiating striae, scattered over the sporangium-wall. (14) Lepidoderma. Fig.

RMRDX5DD–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. XXXVII.. DIDYMIUM DIFFORME Duby. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDX5ER–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL XXXIV. -^ -t^wr^ - ^-. â IhJt I Aitmf 'ill â â¢'m^. 'X â¢^^ CHONDRIODERMA RUGOSUM Rex. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by

RMRDTR4W–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 162 ENDOSPORE^. KEY TO THE GENERA OF TRIGHIAGSM. -J Capillitium abundant, consisting of free elaters with spiral thickenings. (33) Teichia. Fig. 41.—TricMa affimis de Bary. a. Group of sporangia. Twice natural size. h. Elater. Magnified 250 times. 0, Spore. Magnified 400 times.. Fig. 41. OapiUitium scanty, consisting of free elaters 'with imperfect spiral thickenings; sporangia minute, heaped. (34) Oligon

RMRDTRC1–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 12 INTRODUCTION. In examining the rising sporangia of Physarum nutans in a moist chamber under the microscope, the projecting masses ot Plasmodium are seen to pulsate, distending and shrinking as the rhythmic flow advances or retreats, but gradually gaming with the advancing movement/The basal part of each contracts and forms a stalk consisting of a tube of tougher hyaline substance through which the prot

RMRDTR99–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 162 ENDOSPORE^. [OECADE L] SPECIES EXCLUDED PBOM THE GENUS. L. ccespitosa Peck. = Lindhladia Tubulina Fr. L. Lindheimeri Berk. = Fuligo septica Gmel. L. perreptans Berk. = Brefeldia maxima Eost. L. rubiformis Berk. = Tubulina fragiformis Pers. L. spermoides Berk. &, Curt. = Lindhladia Tubulina Pr. Genus 26.—ORCADELLA Wingate, in Proc. Acad. N. So. Phi (1889), p. 280. Sporangia stipitate; sporangium-wa

RMRDX67T–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. BADHAMIA UTRICULARIS Berk. Plasmodium spreading on glass, stained with picrocarmine, magnified 15 times.. Part of the same, showing nuclei, magnified 400 times.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural H

RMRDTRAC–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 108 ENDOSPORE^. [STEMONITACEiE. Subcohort 11.—AMAUROOH^TINE^. Sporangia single, or combined into an sethalium, without deposits of lime; capil- litium and spores dark-brown or violet-brown, rarely pale. Order I.—STBMONiTACBiE. Sporangia stipitate; sporangium- wall a simple delicate membrane, often evanescent; stalk ex- tending within the sporangium as a columella from which the branching threads of the ca

RMRDX5JJ–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. XXVI.. CRATERIUM PEDUNCULATUM Trent. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTR6K–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 17. Sporangium-wall of one layer, fragile; sporangia saucer-shaped. (10) Trichamphoea. Fig. 18.—Tricliampliora pezixoidea Jungh. a. Group of sporangia. Magnified 5J times. Capillitium with two spores, times. Magnified 140. D. Lime confined to the stalk and columella, sporangium-wall membranous. (11) Diach^a. Fig. 19.—Diaelicea^ elegans Fries. Two sporangia, the one entire, the other deprived of the s

RMRDTR9M–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. LINDBLADIA.] HETEBODERMACE^. 137 Sporangia stalked; sporangium-wall with thickenings in the form of a deKcate persistent net expanded at the nodes. Oeibearia. Fig. 31.— Cribraria aurantiaca Schrad. a. Group of sporangia. Twice natural size. S. Sporangium after dispersion of the spores. Mag- nified 20 times.. Fig. 31. Sporangia stalked; sporangium-wall with thickenings in the form of nearly parallel ribs e

RMRDTR4N–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 41. OapiUitium scanty, consisting of free elaters 'with imperfect spiral thickenings; sporangia minute, heaped. (34) Oligonema. Fig. 42.— OUgonema nitens Eost. a. Cluster of sporangia. Magnified 3 times. 6. Elater. Magnified 280 times. 0. Spore. Magnified 400 times.. Fig. 42. CapiUitium combined into a net-v^ork, with spiral thickenings, (35) Hemitrichia. Fig. 43.—SemUrioMa ruTnformis Lister. a. Cl

RMRDX5G9–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL XXXI.. a—e CHONDRIODERMA MICHELII Rost. / GHONDRIOUERMA RETICULATUM Rost.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the

RMRDX5PC–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PHYSARUM DIDERMOIDES Rost.. L ister pinx. PHYSARUM BIVALVE Pers.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, S

RMRDTR3K–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. LTCOGALA.J LTCOGALACB^. 207 referred to by Rostafinski as a type of F. jlagellifera, is the form with olivaceous oapillTtium and nearly smooth spores. The type of Trichia metallioa Berk., from Tasmania (K. 1741), is almost destroyed, but the spores and sporangium-wall indicate that it was of the Badminton form. The type of P. elegantula Rost., from Sweden (K. 1743), is a more perfect development with dist

RMRDTR52–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. DICTTDIiETHALIUM.J RETICULARIACE^. 157 Walls of convoluted sporangia perforated and forming a uniform tissue of interarching bands. (31) Enteridium. Fig. 39.—Enteridmm. olivaeeiim Ehrenb. a. Plasmodiocarp, Magnified twice. b. Part of spurious capillitium. Magnified 35 times. c. A spore cluster, and one isolated spore. Mag- nified 210 times. Walls of convoluted sporangia incomplete, forming tubes and folds

RMRDTR5J–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. LICEACEiE. 149 Dictydium umUlicatum, with two to four minute purple granules on the spore wall; the stalks are stout and rugged, but of the same purple-brown colour as in the latter species. The type of Crihraria exilis Maobride, from Nicaragua (B. M. 1026), is an almost typical . form of Dictydium umbiUcatum, with a shallow cup connecting the slender parallel ribs at the base. Hab. On dead wood.—Lyme Eeg

RMRDX4WM–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. a—c TUBULINA FRAGIFORMIS Pers d—e TUBULINA STIPITATA Rost. f-h SIPHOPTYCHIUM CASPARYI Rost.. Lister pinX, ALWISIA BOMBARDA Berk. & Br.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Bota

RMRDTR6H–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. D. Lime confined to the stalk and columella, sporangium-wall membranous. (11) Diach^a. Fig. 19.—Diaelicea^ elegans Fries. Two sporangia, the one entire, the other deprived of the spores and showing capillitium and colu- mella. Magnified 22 times.. Fig. 19. Genus 2.—BADHAMIA Berkeley,in Trans. Linn. Soc,xxi., p.l53 (1852). Sporangia stalked, sessile, or plasmodiocarps; sporangium- wall single, with innate

RMRDX5B0–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI XLI.. SPUMARIA ALBA D.C. B. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDX4PD–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. f'tklfKX''^'- HEMITRICHIA KARSTENII List.. n jzJS^'' ^s^ t t •fa' rf vi^ liLjJy^'^' (1 >J' •r^. Lister pit HEMITRICHIA CHRYSOSPORA List.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Bo

RMRDTR90–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. INTRODUCTION. 3 produced abundant swarm-cells in twenty-eight hours, after three years and nme months from the date of collection, and in a few days all the spores appeared to have germinated, and plasmodia were formed in a moist chamber. Sporangia were developed eleven days after the sowing of the spores. The spore-waU is ruptured by the swelling of the contents, which slowly emerges 1 through the openin

RMRDX67K–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. INTRODUCTION. 3 produced abundant swarm-cells in twenty-eight hours, after three years and nme months from the date of collection, and in a few days all the spores appeared to have germinated, and plasmodia were formed in a moist chamber. Sporangia were developed eleven days after the sowing of the spores. The spore-waU is ruptured by the swelling of the contents, which slowly emerges 1 through the openin

RMRDTR5F–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 33. Sporangia stalked, furnished with a lid of thinner substance. (26) Okcadella. Fig. 84.— Oroadella operculata Wingate. a. Group of sporangia. Magnified 8 times. i. Sporangium with open lid. Magnified 80 times.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfect

RMRDTR4F–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 44.—Cortmma Serpula Eost. a. Plasmodiocarp. Magnified 7 times. S. Capillitium. Magnified 260 times. c. Spore. Magnified 400 times.. Fig. 44,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept.

RMRDX5X2–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Pl-IYSARUM VIRIDF Pers. B ©. €) Sc^-^f. W^/Fllj-: . t. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Long

RMRDTY37–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. g INTEODUCTION. wththis Statement; the cases of hybridism referred to by Mr. Massee in his Monograph* appear to require confirmation.^ â¢ The food of Plasmodia is often easy to determine. Those which Hve among dead leaves spread with veins which are brown from the incorporation of decayed vegetable matter, and when the refuse is discharged they become white or yellow, according to the species shortly bifo

RMRDTR82–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 12 INTRODUCTION. In examining the rising sporangia of Physarum nutans in a moist chamber under the microscope, the projecting masses ot Plasmodium are seen to pulsate, distending and shrinking as the rhythmic flow advances or retreats, but gradually gaming with the advancing movement/The basal part of each contracts and forms a stalk consisting of a tube of tougher hyaline substance through which the prot

RMRDX4P6–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. a—c HEMITRICHIA SERPULA Host. d—f CORNUVIA SERPULA Rost.. Listtrp ARCYRIA FERRUGINEA Sauter. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed

RMRDTRAH–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. D. Lime confined to the stalk and columella, sporangium-wall membranous. (11) Diach^a. Fig. 19.—Diaelicea^ elegans Fries. Two sporangia, the one entire, the other deprived of the spores and showing capillitium and colu- mella. Magnified 22 times.. Fig. 19. Genus 2.—BADHAMIA Berkeley,in Trans. Linn. Soc,xxi., p.l53 (1852). Sporangia stalked, sessile, or plasmodiocarps; sporangium- wall single, with innate

RMRDX5KG–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. /rT/.... a—o' FULIGO SEPTICA Gmel. ^ y FULIGO OCHRACEA Peck. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold b

RMRDTRAK–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 17. Sporangium-wall of one layer, fragile; sporangia saucer-shaped. (10) Trichamphoea. Fig. 18.—Tricliampliora pezixoidea Jungh. a. Group of sporangia. Magnified 5J times. Capillitium with two spores, times. Magnified 140. D. Lime confined to the stalk and columella, sporangium-wall membranous. (11) Diach^a. Fig. 19.—Diaelicea^ elegans Fries. Two sporangia, the one entire, the other deprived of the s

RMRDTRB4–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 13.—Physarella mirabilU Peck. Two sporangia, one perfect, the other dehiscing in revolute lohes from the funnel-shaped columella. Magnified 6^ times. Fig. 18. b. Sporangium-wall cartilaginous throughout or at the base. Sporangia plasmodiocarps, capilUtium with free hooked bmnches. (5) Cienkowskia. Fig. 14.—CienJiOWsMa reticulata Eost. a. Part of branching plasmodiocarp. Magnified 4 times. J. Capillit

RMRDTR5T–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. LINDBLADIA.] HETEBODERMACE^. 137 Sporangia stalked; sporangium-wall with thickenings in the form of a deKcate persistent net expanded at the nodes. Oeibearia. Fig. 31.— Cribraria aurantiaca Schrad. a. Group of sporangia. Twice natural size. S. Sporangium after dispersion of the spores. Mag- nified 20 times.. Fig. 31. Sporangia stalked; sporangium-wall with thickenings in the form of nearly parallel ribs e

RMRDX522–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. XLVII. >t ENERTHENEMA ELEGANS Bowm. B. Lister pinx. LAMPRODERMA PHYSAROIDES Rost.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by

RMRDX4PP–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTR9H–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 31. Sporangia stalked; sporangium-wall with thickenings in the form of nearly parallel ribs extending from the base to the apex, connected by delicate threads. (24) DiCTYDIUM. Fig. S2.-IHctydimn umbiUcatvm, Schrad a. Group of sporangia. Twice natural size. b. Sporangium after the dispersion of spores. nified 20 times.. Fig. 32. Gfenus 22.—LINDBLADIA Fries, Summa Veg. Scand., p. 449 (1849). Sporangia

RMRDTR9T–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 5 ENDOSPOREiE. [bKEFELDIA. ?he complex structure of the capillitium is difficult to follow in lower part of the Kthalium ; towards the surface the sporangia often separated from each other by a narrow interval. The sides the sporangia are then seen to glitter with the numberless vesicles the capillitium. The threads penetrate the adjacent sporangia to distance of 0-07 to 01 mm., or about half the radius.

RMRDTRAB–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Pig. 25.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTRBB–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 12.—Physarum nutans Pers. Two sporangia. Magnified 9 times. Capillitium threads, with lime-knots, attached to a fragment of the sporangium-wall. Magnified 110 times.. Fig. 12.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Briti

RMRDX4MG–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. ARCYRIA FLAVA Pers B f^"^. Lister pinx. It''.- ARCYRIA CERSTEDTII Rost,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the

RMRDX4P9–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL LXVI.. a—c HEMITRICHIA SERPULA Host. d—f CORNUVIA SERPULA Rost.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees,

RMRDX4JF–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. DIANEMA HARVEYI Rex B. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTY3J–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 4; INTRODUCTION. be distinguished from the rest of the hyaline element, and appear to contain refuse matter. After a time the creepmg movement is again exchanged for the dancing. In all cultivations of germinating spores, a number of the swarm-cells, after a snort period of activity, withdraw the flagellum and become encysted in a globular form, as the Tnicrocysts of Cienkowski. After being dried and re-w

RMRDTR7N–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PHTSARACEjE. KEY TO THE GENERA OF PHYSARACE^. 27 A. Capillitium a coarse network charged witli lime throughout. (2) Badhamia. Fig. 10.—Badhamia utrioularis Berk. a. Cluster of sporangia. Magnified 3J times. b. Fragment of capillitium and spore-cluster. Magnified 140 times.. £, Capillitium a delicate network of threads with vesicular ex- pansions filled with lime-granules (^ Hme-knots). A. Sporangia combme

RMRDX53B–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL XLIV.. a—d STEMONITIS FERRUGINEA Ehrenb. e—f STEMONITIS SMITHII Macbr.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Tr

RMRDTR6G–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. DIDYMIUM.] DIDYMIACE-E. 93 Order II.—Dibymiace^. Deposits of lime in crystals or crystalline discs distributed over the sporangium-wall; capillitium without lime-knots; sporangia simple, except in Spwma/ria, where they are combined into an sethalium. KEY TO THE GENEEA OF DIDYMIAGE^. Lime-crystals stellate, distributed over the sporangium-wall. (12) DiDYMIUM. Fig. 20.—Bidymium effwum Link. a. Two sporangia

RMRDTR28–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI.V. BADHAMIA LILACINA Rost. B. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDX5TM–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. ®obo Oo. Ltiiier pmx A, B. PHYSARUM NUTANS Pers.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans

RMRDTR69–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 109. STBMONITIS.] STEMONITACE^. Sporangium-wall somewhat persistent, columella about half the height of the sporangium. (18) Lamproderma. Fig. 26.—Lamproderma irideum Mass. a. Group of sporangia. Magnified 2^ times. J. Sporangium deprived of spores, showing capil- litium. Magnified 25 times. Sporangium-wall partly evanescent, persistent in the form of minute discs at the apex of the rigid capillitium thre

RMRDTR8J–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. IKTEODUCTION. 5 plate and an indication of spindle-fibres converging at the poles; at a later stage the swarm-cell becomes ellipsoid and a constriction appears in the middle. As bipartition proceeds the nuclear plate divides and the two halves sepai'ate, the connecting achromatic fibres being often discernible. The daughter-nuclei at length retreat to the opposite poles of the swarm-cell, which in about a

RMRDX4RX–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. LXII.. a—d TRICHIA FALI,AX Pers. c—g TRICHIA ERECTA Rex. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold b

RMRDX4Y0–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL LV.. '^.. f^ CRIBRARIA PYRIFORMIS Schrad. B. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [e

RMRDTRAR–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. BADHAMIA.] PHYSABACEjE. 29 C. Capillitium. without lime-knots. Sporangium-wall of two layers more or less com- bined. (9) ClIONDEIODERMA. Fig, 17.— Chandrioderma testaoeum Eost. a. Group of three sporangia ; in the upper one the double wall is broken away in part and the columella exposed. Magnified 9 times. J. Portion of the outer and inner layers of the sporangium-wall; to the latter the capillitium thr

RMRDTRA7–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 109. STBMONITIS.] STEMONITACE^. Sporangium-wall somewhat persistent, columella about half the height of the sporangium. (18) Lamproderma. Fig. 26.—Lamproderma irideum Mass. a. Group of sporangia. Magnified 2^ times. J. Sporangium deprived of spores, showing capil- litium. Magnified 25 times. Sporangium-wall partly evanescent, persistent in the form of minute discs at the apex of the rigid capillitium thre

RMRDX5RD–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. ' J' - PI XVII. b d mm â ir^ ih J PHYSARUM COMPRESSUM A. & S. (R NICARAGUENSE Macbr.). Lister pinx PHYSARUM NEWTONI Macbr.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister

RMRDX50M–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI LIl.. CRIBRARIA ARGILLACEA Pers.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTR2W–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. BADHAMIA NITENS Berk.. Lister ptnx. BADHAMIA DECIPIENS Berk,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold

RMRDTR7J–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. £, Capillitium a delicate network of threads with vesicular ex- pansions filled with lime-granules (^ Hme-knots). A. Sporangia combmed into a convolute sethalium. (4) FuLIGO. Fig. 11.—Fuligo septica Gmel. .iEthalium. One-third natural size. Capillitium threads with lime-knots and two spores. Magnified 120 times. Fig. 11. Sporangia single, scattered or aggregated. a. Sporangium-wall membranous, with innate

RMRDX5MT–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. ^Q PHYSARUM DIDERMA Rost.. Lister pinx. PHYSARUM IN^QUALE Peck. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sol

RMRDX534–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. aâe COMATRICHA LONGA Peck /â / COMATRICHA LONGA Var. IRREGULARIS B. Lister pinx. aâc COMATRICHA LURIDA List. rf /âCOMATRICHA RUBENS List.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Bota

RMRDTR31–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL III.. BADHAMIA NITENS Berk.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDX503–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. CRIBRARIA ARGILLACEA Pers.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Longmans [etc. ]

RMRDTR65–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 134 * ENDOSPOHE*. [AMATJROCHjETE. Order II.—AMAUEOCHjETACEiE. Sporangia combined into an sethalium. Oapillitium dark purple-brown, of irregular strands and threads, or of complex structure. KEY TO THE GENERA OF AMATJROCHMTACE^. Oapillitium of irregularly branching threads. (20) AMAUROCHiETE. Fig. 28.—Amauroclicete atra Eost. a. ^thalium. Half natural size. h. CapilUtimn. Magnified 10 times. Oapillitium of

RMRDX4YT–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. LIII.. a—c CRIBRARIA RUFESCENS Pers, d—h CRIBRARIA MINUTISSIMA Schwein. '^Ii»5Sr55!JRS!Vl. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printe

RMRDX535–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL XLV.. aâe COMATRICHA LONGA Peck /â / COMATRICHA LONGA Var. IRREGULARIS B. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the

RMRDTR4J–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 42. CapiUitium combined into a net-v^ork, with spiral thickenings, (35) Hemitrichia. Fig. 43.—SemUrioMa ruTnformis Lister. a. Cluster of sporangia. Magnified 2J times. T>. Capillitium. Magnified 280 times. c. Spore. Magnified 400 times. CapiUitium combined into a network, with thickenings in the form of rings. (36) CoRNuyiA,. Fig. 44.—Cortmma Serpula Eost. a. Plasmodiocarp. Magnified 7 times. S.

RMRDTR70–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Fig. 13.—Physarella mirabilU Peck. Two sporangia, one perfect, the other dehiscing in revolute lohes from the funnel-shaped columella. Magnified 6^ times. Fig. 18. b. Sporangium-wall cartilaginous throughout or at the base. Sporangia plasmodiocarps, capilUtium with free hooked bmnches. (5) Cienkowskia. Fig. 14.—CienJiOWsMa reticulata Eost. a. Part of branching plasmodiocarp. Magnified 4 times. J. Capillit

RMRDTR4Y–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. DICTTDIiETHALIUM.J RETICULARIACE^. 157 Walls of convoluted sporangia perforated and forming a uniform tissue of interarching bands. (31) Enteridium. Fig. 39.—Enteridmm. olivaeeiim Ehrenb. a. Plasmodiocarp, Magnified twice. b. Part of spurious capillitium. Magnified 35 times. c. A spore cluster, and one isolated spore. Mag- nified 210 times. Walls of convoluted sporangia incomplete, forming tubes and folds

RMRDX4TE–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. a—c TRICHIA VARIA Pers. d—f OLIGONEMA NITENS Rost.. TRICHIA CONTORTA Rost. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Tr

RMRDX5Y9–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. - o- .^. ^"1 â â â¢"â 0 o Pl.X. / ^ '^ *^ ^# a' Hi PHYSARUM TENERUM Rex d O d^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by

RMRDTRBH–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PHTSARACEjE. KEY TO THE GENERA OF PHYSARACE^. 27 A. Capillitium a coarse network charged witli lime throughout. (2) Badhamia. Fig. 10.—Badhamia utrioularis Berk. a. Cluster of sporangia. Magnified 3J times. b. Fragment of capillitium and spore-cluster. Magnified 140 times.. £, Capillitium a delicate network of threads with vesicular ex- pansions filled with lime-granules (^ Hme-knots). A. Sporangia combme

RMRDTRAA–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Sporangium-wall evanescent. Capillitium springing from all parts of the elongated columella, ultimate branchlets united to form a superficial net. (15) Stemoniti^ Fig. 23.—Stemonitis splendens Eost. a. Group of sporangia. Natural size. J. Portion of capillitium and columella. Magnified 42 times. Sporangium-wall evanescent. Capillitium as in Stemonitis, but not forming a superficial net, or only imperfectl

RMRDTR7T–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. MYCBTOZOA de Bary. Subclass I.—EXOSPORE^. Spores developed outside the sporophores. Order I. — Ceeatiomyxace^. Sporophores membranous, branched; spores white, borne singly on filiform stalks rising from the areolated sporophore. Genus 1.—CERATIOMYXA Schroeter, in Engl, and Prantl, Nat. Pflanzenfam., i., 1, p. 16 (1889). Sporophores consisting of membranous processes, either simple branches from a common b

RMRDX4XG–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. a—c CRIBRARIA PURPUREA Schrad d-f CRIBRARIA ELEGANS Berk. & Curt g—l CRIBRARIA VIOLACEA Rex. Lister f DICTYDIUM UMBILICATUM Schrad.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany;

RMRDTR1F–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PL VII. â **^V'-' '0 tSaMr^ }^ Ji 4 y PHYSARUM PULCHRIPES Peck B. Lister pinx PHYSARUM MURINUM List.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London,

RMRDX4TR–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. LX. a—c TRICHIA FAVOGINEA - Pers. d—f TRJCHIA SqABRA Rost. g—h TRICHIA PERSIMILIS Karst.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed

RMRDX4WH–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. PI. LIX.. a—c ENTERIDIUM OLIVACEUM "Ehrenb. d—f ENTERIDIUM ROZEANUM Wing.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of t

RMRDTR86–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. INTEODUCTION. 9 proved by the case described by me in Journ^ Linn. Soc, vol. XXIX., p. 541. In that instance a plasmodium of B. utri- culans growing on Aurimlaria mesenterica partly spread in a network of veins over two large coverslips; the films were killed with Plemming's fluid, stained with safranin, and mounted in Canada balsam. In these two preparations the nuclei are seen to be dividing by karyokin

RMRDX5TC–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. Lister piftx. A. B PHYSARUM COMPRESSUM Alb. & Schw.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Lo

RMRDTRBM–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. MYCBTOZOA de Bary. Subclass I.—EXOSPORE^. Spores developed outside the sporophores. Order I. — Ceeatiomyxace^. Sporophores membranous, branched; spores white, borne singly on filiform stalks rising from the areolated sporophore. Genus 1.—CERATIOMYXA Schroeter, in Engl, and Prantl, Nat. Pflanzenfam., i., 1, p. 16 (1889). Sporophores consisting of membranous processes, either simple branches from a common b

RMRDTR55–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. 156 ENDOSPOEE^. [ALWISI of numerous irregular, tubular threads, 0'5 to 1 mm. long, 3 18 /t wide at their origin at the apex of the sporangium, when they radiate downwards, tapering and branching at a wide ang below, the slender extremities attached to the wall about ha] way down the sporangium ; pale red, beset with minute scatter! papillse. Spores pale red, closely reticulated over the great part of the

RMRDTR4E–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. ARCTRIA.J ARCYRIACEJE. KEY TO THE GENERA OF ARGYRIACEM 183 Sporangia stalked; sporangium-wall evanescent above, persistent and membranous in the lower third. (37) Aecteia. Fig. 45.—Areyria punicea Pers. a. Group of sporangia. Twice natural size. J. CaplUitium. Magnified 250 times. ii. Spore. Magnified 560 times.. Fig. 45. Sporangia sessile^ clustered; sporangium-wall single, persistent, papillose, not thi

$. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. W^/Fllj-: . t. {Lister pinx. I'HYSARUM BERKELEYI Rost.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Lon Stock Photo$

RMRDX5WW–. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. W^/Fllj-: . t. {Lister pinx. I'HYSARUM BERKELEYI Rost.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. British Museum (Natural History). Dept. of Botany; Lister, Arthur, 1830-1908. London, Printed by Order of the Trustees, Sold by Lon

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