Name: Psilocybe alutacea Y.S. Chang & A.K. Mills
Most Confident Observations:
Copyright © 2016 David Lucas (Heyowana)
Copyright © 2017 David Lucas (Heyowana)
Copyright © 2017 Bob (ericos_bob)
Copyright © 2011 mycoelement
Version: 3
Previous Version 

First person to use this name on MO: Michael W
Editors: Herbert Baker

Observations of:

this name (12)

this taxon, other names (0)

this taxon, any name (12)

other taxa, this taxon proposed (0)

any taxon, this name proposed (12)



Rank: Species

Status: Accepted

Name: Psilocybe alutacea

Author: Y.S. Chang & A.K. Mills

Citation: in Chang, Gates & Ratkowsky, Australas. Mycol. 24(3): 61 (2006)

Misspellings: Psilocybe alutaceae, Psilocybe Alutacea


Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Agaricales

Family: Hymenogastraceae

Genus: Psilocybe

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Notes on Taxonomy: [Edit]

Typification Details:
Holotype HO 132672

On cow dung: Tasmania

Citations in published lists and Bibliographies:
Index of Fungi 7: 903

Brief Description:

Holotypus: Tasmania, Snug Falls Track, 30 May 1990, Y.S. Chang, CYS391 (H0132672).

Pileus 10—13 mm broad, conical or convex, subviscid, hygrophanous, glabrous, striate, leathery brown to ochraceous brown (6E5-6 to 5F5-6). Lamellae adnate, subdistant, greyish brown (5D3), at times slightly unevenly coloured, the edge white. Stipe 25-46 mm x 1-2.5 mm, cylindrical, stuffed, pale brown.

Spores 11.7-15.8 (-16.7) x 7.9-9.2 um, ellipsoidal, germ pore distinct, broad. Basidia 25.8- 34.2 × 9.2-12.1 um, 4-spored, hyaline, obovate or clavate. Cheilocystidia 22.5-35.9 (-44.2) x 5- 10 um, hyaline, long-necked, 6.7-15 um, simple, bi- or tri-furcate. Pleurocystidia rare, 17.5-30.4 × 4 . 6 – 10 um, lageniform, long-necked. Subhymenium subcellular. Trama regular, pale brown (5% KOH), with hyphae 3.3-15 um broad. Epicutis a layer of subgelatinised, encrusted hyphae with brown pigments, 2.5-5 urn broad, clamped.

Solitary to subgregarious on cow dung.


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Created: 2013-06-27 20:28:59 HST (-1000) by Michael W (Michael Wallace)
Last modified: 2019-12-15 06:35:55 HST (-1000) by Herbert Baker
Viewed: 1011 times, last viewed: 2020-04-04 08:57:25 HST (-1000)
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