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Charophyte Stock Photos and Images
RMW7RYKP–Delicate stonewort (Chara virgata) on the left without sporangia and on the right with sporangia. Red (male) antheridia and brown, flask shaped (female) archegonia, Marlborough Downs, Wiltshire, UK, September.
RF2NMAE8J–Almost abstract background of swirls of string algae and sand and rock at the oceans edge - top view
RFCTNHP1–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RMMBG7MG–Plate 24 Staurastrum Desmidiea from ‘Kunstformen der Natur’ (Art Forms in Nature) illustrated by Ernst Haeckel (1834-1919). See more information below.
RMF5D6G8–colorful bacterial colony, Lechausee, Reutte, Weissenbach, Tirol, Tyrol, Austria, colorful bacterial colony
RMW7RYKM–Delicate stonewort (Chara virgata) on the left without sporangia and on the right with sporangia. Red (male) antheridia and brown, flask shaped (female) archegonia, Marlborough Downs, Wiltshire, UK, September.
RMB8H4DY–Underwater vegetation predominantly stonewort algae Chara rusbyana at Sucuri River Bonito Mato Grosso do Sul Brazil
RF2G6JP73–Almost abstract background of swirls of string algae and sand and rock at the oceans edge - top view
RMCTNHJ9–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RF2EW42TW–The spiral arrangement of chloroplasts is Spirogyra vegetative (plastids) under a light microscope at 10 times magnification
RMCTNGYM–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RMJWWDKW–London, UK. 14th Aug, 2017. Residential houses overlooking a canal in Limehouse east London, UK. covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RMW7RYJJ–Leech (Helobdella stagnalis) a predator of freshwater invertebrates reaching out from a Delicate stonewort (Chara virgata) alga in a shallow pond, with eggs carried in a ventral sac, Wiltshire, UK, September.
RMW7TBX9–Blanket weed (Spirogyra adnate) Slapton Ley National Nature Reserve, Devon, England, UK, July.
RMB8H4MT–Underwater vegetation predominantly stonewort algae Chara rusbyana at Sucuri River Bonito Mato Grosso do Sul Brazil
RM2BNJ3A4–Algae (Spirogyra) seen from underwater, Conboy Lake National Wildlife Refuge, Washington USA. March.
![. The Canadian field-naturalist. Natural history. 2002 Mann and Raju: The Charophyte Nitella macounii 565. Figure 2. A. SEM photo of tuberculate dark orange-brown oospore. Scale bar = 40 micrometers. B. Enlarged SEM photo of tuberculate oospore membrane, flaring contiguous bases of tuberculae seen in upper por- tion of photo. Scale bar = 25 micrometers. C. Light photo of a pale orange-brown oospore membrane showing discontinuous reticulation, "rotten fishnet" appearance. Scale bar = 25 micrometers. D. Light photo of golden-yellow oospore membrane showing a fine naticulate mesh. Scale Stock Photo](https://c8.alamy.com/comp/RG1CNB/the-canadian-field-naturalist-natural-history-2002-mann-and-raju-the-charophyte-nitella-macounii-565-figure-2-a-sem-photo-of-tuberculate-dark-orange-brown-oospore-scale-bar-=-40-micrometers-b-enlarged-sem-photo-of-tuberculate-oospore-membrane-flaring-contiguous-bases-of-tuberculae-seen-in-upper-por-tion-of-photo-scale-bar-=-25-micrometers-c-light-photo-of-a-pale-orange-brown-oospore-membrane-showing-discontinuous-reticulation-quotrotten-fishnetquot-appearance-scale-bar-=-25-micrometers-d-light-photo-of-golden-yellow-oospore-membrane-showing-a-fine-naticulate-mesh-scale-RG1CNB.jpg ". The Canadian field-naturalist. Natural history. 2002 Mann and Raju: The Charophyte Nitella macounii 565. Figure 2. A. SEM photo of tuberculate dark orange-brown oospore. Scale bar = 40 micrometers. B. Enlarged SEM photo of tuberculate oospore membrane, flaring contiguous bases of tuberculae seen in upper por- tion of photo. Scale bar = 25 micrometers. C. Light photo of a pale orange-brown oospore membrane showing discontinuous reticulation, "rotten fishnet" appearance. Scale bar = 25 micrometers. D. Light photo of golden-yellow oospore membrane showing a fine naticulate mesh. Scale Stock Photo")
RMRG1CNB–. The Canadian field-naturalist. Natural history. 2002 Mann and Raju: The Charophyte Nitella macounii 565. Figure 2. A. SEM photo of tuberculate dark orange-brown oospore. Scale bar = 40 micrometers. B. Enlarged SEM photo of tuberculate oospore membrane, flaring contiguous bases of tuberculae seen in upper por- tion of photo. Scale bar = 25 micrometers. C. Light photo of a pale orange-brown oospore membrane showing discontinuous reticulation, "rotten fishnet" appearance. Scale bar = 25 micrometers. D. Light photo of golden-yellow oospore membrane showing a fine naticulate mesh. Scale
RM2BNK0RN–Algae (Spirogyra) which has grown suddenly, Baikal Lake, which suggests human pollution may be to blame , Lake Baikal, Siberia, Russia.
RMPG09WM–. The British Charophyta. Characeae. GEOLOGICAL HISTORY OF THE CHAROPHYTA. 83 In several of the Middle and Upper Eocene beds in tMs country Charophyte-fruits have been found rather sparingly, but of these none is of a sufficiently distinct type to call for notice. In the Headon beds, variously regarded by geologists as Eocene and Oligocene, the remains are particularly abundant, and a number of types of fruit are represented. In the Lower Headon beds of Hordle Cliffs (Hants), alone, as many as 16 more or less distinct forms were described and figured by Clement Reid and myself (17); a few of t
RFCTNGYB–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RMJX56GA–London 14th August 2017. Residential houses overlooking a canal in Limehouse east London covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RMRMNFW2–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 8 X 10. 5x7 R. B. Newton, direx. GASTROPOD AND CHAROPHYTE Remains in a Chalcedonised rock from Central South Africa.. 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.. London, Taylor and Francis, Ltd
RMPG09XK–. The British Charophyta. Characeae. 74 BRITISH CHAROPHYTA. Knowlton (8) (see Fig. 27 c, d) under the name of Calci- sphccra Lemoni. In all the living, and, with the excep- tion of those from the Carboniferoue, in all the fossil Charophyte-fruits the number of the spk-al-cells is five, and they are invariably coiled sinistrally. In these Devonian organisms the spiral lines are nine or ten in number, and evidently normally they have a dextral twist, though in. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration
RMCTNH02–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RMJX56FC–London, UK. 14th Aug, 2017. Residential houses overlooking a canal in Limehouse east London, UK. covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RFE0215R–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RME6H1HF–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RF2DAMBKK–Volvox green algae, light micrograph. Volvox is a polyphyletic genus of chlorophyte green algae, or phytoplankton. They live in a variety of freshwate
RMRDEX13–. The British Charophyta. Characeae. GEOLOGICAL HISTORY OF THE CHAROPHYTA. 83 In several of the Middle and Upper Eocene beds in tMs country Charophyte-fruits have been found rather sparingly, but of these none is of a sufficiently distinct type to call for notice. In the Headon beds, variously regarded by geologists as Eocene and Oligocene, the remains are particularly abundant, and a number of types of fruit are represented. In the Lower Headon beds of Hordle Cliffs (Hants), alone, as many as 16 more or less distinct forms were described and figured by Clement Reid and myself (17); a few of t
RMPG1K01–. The British Charophyta. Characeae. STRUaTUBE AND DEVELOPMENT. 23 stem-node, remaining quite short and undergoing division by means of longitudinal septa in the direc- tion of the axis, the lower (d) forming an internode, remaining undivided but lengthening considerably. In this way the stem of a Charophyte presents a. Fia. 3.—Yoimg shoot of Nitella in successive stages (after Giesen- hagen) ( x o. 150). In i the apical cell a is undivided; in ii a portion b has been cut off from its base by a transverse section ; in iii the lower cell b has been subdivided into a stem-node c and an internode
RM2BNMRFD–Thallus of filamentous algae (Spiragira and Ulothrix) under Ice, Lake Baikal, Siberia, Russia.
RMJWWDKR–London, UK. 14th Aug, 2017. Residential houses overlooking a canal in Limehouse east London, UK. covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RM2BNK0T2–Freshwater isopod (Acanthogammarus lappaceus) on a mat of filamentous algae (Spirogyra and Ulothrix) Lake Baikal, Siberia, Russia. October.
RME6H1GH–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RF2DAMBM4–Volvox green algae, light micrograph. Volvox is a polyphyletic genus of chlorophyte green algae, or phytoplankton. They live in a variety of freshwate
RMRDEX2W–. The British Charophyta. Characeae. 74 BRITISH CHAROPHYTA. Knowlton (8) (see Fig. 27 c, d) under the name of Calci- sphccra Lemoni. In all the living, and, with the excep- tion of those from the Carboniferoue, in all the fossil Charophyte-fruits the number of the spk-al-cells is five, and they are invariably coiled sinistrally. In these Devonian organisms the spiral lines are nine or ten in number, and evidently normally they have a dextral twist, though in. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration
RMPG1JWH–. The British Charophyta. Characeae. Fio. 11.—Root-bulbils (spherical type) of Chara aspera (after Giesenhagen). i. Root-node showing double-footed joint with three bulbils, two nearly spherical, and one cylindrical; also some rhizoids ( x c. 11). ii. Eoot-node bearing one spherical bulbil, with young plants arising from nodes at basal and distal ends ( x c. 13). Charophyte throughout the year either in its natural condition or in cultivation will do well to examine the roots from time to time to ascertain if bulbils are being produced. There are three distinct types of bulbil: (1) con- sistin
RMJWWDKP–London, UK. 14th Aug, 2017. Residential houses overlooking a canal in Limehouse east London, UK. covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RME6H1HE–water silk, mermaid's tressses, or blanket weed (Spirogyra) the Ecological catastrophy for Baikal lake
RF2DAMBKJ–Volvox green algae, light micrograph. Volvox is a polyphyletic genus of chlorophyte green algae, or phytoplankton. They live in a variety of freshwate
RMRD9PJ4–. The British Charophyta. Characeae. Fio. 11.—Root-bulbils (spherical type) of Chara aspera (after Giesenhagen). i. Root-node showing double-footed joint with three bulbils, two nearly spherical, and one cylindrical; also some rhizoids ( x c. 11). ii. Eoot-node bearing one spherical bulbil, with young plants arising from nodes at basal and distal ends ( x c. 13). Charophyte throughout the year either in its natural condition or in cultivation will do well to examine the roots from time to time to ascertain if bulbils are being produced. There are three distinct types of bulbil: (1) con- sistin
RMJWWDKT–London, UK. 14th Aug, 2017. Residential houses overlooking a canal in Limehouse east London, UK. covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RF2DAMBKN–Volvox green algae, light micrograph. Volvox is a polyphyletic genus of chlorophyte green algae, or phytoplankton. They live in a variety of freshwate
RMRD9PMC–. The British Charophyta. Characeae. STRUaTUBE AND DEVELOPMENT. 23 stem-node, remaining quite short and undergoing division by means of longitudinal septa in the direc- tion of the axis, the lower (d) forming an internode, remaining undivided but lengthening considerably. In this way the stem of a Charophyte presents a. Fia. 3.—Yoimg shoot of Nitella in successive stages (after Giesen- hagen) ( x o. 150). In i the apical cell a is undivided; in ii a portion b has been cut off from its base by a transverse section ; in iii the lower cell b has been subdivided into a stem-node c and an internode
RMJWWDKX–London, UK. 14th Aug, 2017. Residential houses overlooking a canal in Limehouse east London, UK. covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RF2DAMBM3–Volvox green algae, light micrograph. Volvox is a polyphyletic genus of chlorophyte green algae, or phytoplankton. They live in a variety of freshwate
RMRH3AEH–. The British Charophyta. Characeae -- Great Britain. STRUCTURE AND DEVELOPMENT. 23 stem-node, remaining quite short and undergoing division by means of longitudinal septa in the direc- tion of the axis, the lower (d) forming an internode, remaining undivided but lengthening considerably. In this way the stem of a Charophyte presents a. 3.—Young shoot of Nitella in successive stages (after Giesen- hagen) ( x c. 150). In i the apical cell a is undivided; in ii a portion b has been cut off from its base by a transverse section ; in iii the lower cell b has been subdivided into a stem-node c and
RMJX56GB–London 14th August 2017. Residential houses overlooking a canal in Limehouse east London covered in growing green algae due to the recent hot weather conditions Credit: amer ghazzal/Alamy Live News
RMRH3A12–. The British Charophyta. Characeae -- Great Britain. Fia. 11.—Root-bulbils (spherical type) of Char a aspera (after Giesenhagen). i. Root-node showing double-footed joint with three bulbils, two nearly spherical, and one cylindrical; also some rhizoids ( x c. 11). ii. Root-node bearing one spherical bulbil, with young plants arising from nodes at basal and distal ends ( x c. 13). Charophyte throughout the year either in its natural condition or in cultivation will do well to examine the roots from time to time to ascertain if bulbils are being produced. There are three distinct types of bulbi
![. The Canadian field-naturalist. Natural history. ^ 2002 Mann and Raju: The Charophyte Nitella macounh 561. Figure l.A. Individual plant of N. macoimii. Abbreviations: tc. termi- nal cluster; bn, basal rhizoidal node; fn, first node; sb, long "ster- ile" branchlet at first node. Scale bar = 1.0 centimeter. B. Terminal cluster composed of several dense heads. Scale bar = 0.25 centimeter. C. Individual "prickly" dense head. Scale bar = 0.25 centimeter. D. Individual larger branchlet of dense head which produces the protruding dactyls creating the "prickly" appearanc Stock Photo](https://c8.alamy.com/comp/RG1CNT/the-canadian-field-naturalist-natural-history-2002-mann-and-raju-the-charophyte-nitella-macounh-561-figure-la-individual-plant-of-n-macoimii-abbreviations-tc-termi-nal-cluster-bn-basal-rhizoidal-node-fn-first-node-sb-long-quotster-ilequot-branchlet-at-first-node-scale-bar-=-10-centimeter-b-terminal-cluster-composed-of-several-dense-heads-scale-bar-=-025-centimeter-c-individual-quotpricklyquot-dense-head-scale-bar-=-025-centimeter-d-individual-larger-branchlet-of-dense-head-which-produces-the-protruding-dactyls-creating-the-quotpricklyquot-appearanc-RG1CNT.jpg ". The Canadian field-naturalist. Natural history. ^ 2002 Mann and Raju: The Charophyte Nitella macounh 561. Figure l.A. Individual plant of N. macoimii. Abbreviations: tc. termi- nal cluster; bn, basal rhizoidal node; fn, first node; sb, long "ster- ile" branchlet at first node. Scale bar = 1.0 centimeter. B. Terminal cluster composed of several dense heads. Scale bar = 0.25 centimeter. C. Individual "prickly" dense head. Scale bar = 0.25 centimeter. D. Individual larger branchlet of dense head which produces the protruding dactyls creating the "prickly" appearanc Stock Photo")
RMRG1CNT–. The Canadian field-naturalist. Natural history. ^ 2002 Mann and Raju: The Charophyte Nitella macounh 561. Figure l.A. Individual plant of N. macoimii. Abbreviations: tc. termi- nal cluster; bn, basal rhizoidal node; fn, first node; sb, long "ster- ile" branchlet at first node. Scale bar = 1.0 centimeter. B. Terminal cluster composed of several dense heads. Scale bar = 0.25 centimeter. C. Individual "prickly" dense head. Scale bar = 0.25 centimeter. D. Individual larger branchlet of dense head which produces the protruding dactyls creating the "prickly" appearanc
Search Results for Charophyte Stock Photos and Images (107)
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