Hymenoscyphus fructigenus

Hymenoscyphus fructigenus

Hymenoscyphus fructigenus is a fungus in the family Helotiaceae.
Hymenoscyphus fructigenus on Quercus sp. Acorn Cap These mushrooms were super tiny! Habitat: Growing on a Quercus acorn cap in a deciduous forest. https://www.jungledragon.com/image/72341/mushrooms_on_acorn_cap.html Geotagged,Hymenoscyphus,Hymenoscyphus fructigenus,Summer,United States,acorn cap,fungus,mushrooms,quercus

Appearance

Fruiting Body: Cup shaped to disc shaped; the disc up to 4 mm across; with a tiny stem that may become elongated; smooth or finely downy on the underside and stem; uniformly whitish to very pale yellow.
Hymenoscyphus fructigenus on Quercus sp. Acorn Cap These mushrooms were super tiny! Habitat: Growing on a Quercus acorn cap in a deciduous forest. https://www.jungledragon.com/image/72340/mushrooms_on_acorn_cap.html Geotagged,Hymenoscyphus fructigenus,Summer,United States,acorn,acorn cap,fungus,mushrooms,quercus

Distribution

North America

Habitat

Saprobic on beech nuts, hickory shells, acorns, and other nuts; growing gregariously or in clusters; summer and fall

References:

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https://www.mushroomexpert.com/hymenoscyphus_fructigenus.html
Taxonomy
KingdomFungi
DivisionAscomycota
ClassLeotiomycetes
OrderHelotiales
FamilyHelotiaceae
GenusHymenoscyphus
SpeciesHymenoscyphus fructigenus
Photographed in
United States of America