Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
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Transcription
Psathyrella
Pileus hemispheric, 2.5 cm., velvety pruinose, deep olive buff
margin appendiculate, gills adnate, black, broad, close
stipe pruinose, 12-13 cm. X 2mm., cartilaginous
In soil in maize field,
Costa Rica, San José prov., Guayabillos, 2200 m. 7 -13-36
Dodge & Goerger