Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
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Transcription
Psathyra
Psilocybe
Pileus expanded, hygrophanous, disc buff, smooth, margin
substrate, dirty white; gills adnate, purple-brown, close; stipe
hollow, cartilaginous, white, silky with a few brown, reticulate
hairs.
Specimens examined:
Costa Rica, Limon, above Rio Siquirres, Alt. 180m., Catt, Dodge
& Thomas 5593