Deconica argentina Speg. 1899
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Details
Deconica argentina Speg., Anales Mus. Nac. Buenos Aires 6 152 (1899)
Deconica argentina Speg. 1899
Nomenclature
Speg.
Speg.
1899
152
ICN
Deconica argentina Speg. 1899
Argentina
species
Deconica argentina
Classification
Descriptions
New Zealand. WAIKATO: vie. Tuakau, Klondyke Hill, on sheep dung, G. M. Taylor, 3 Aug 1985, PDD 49587. BAY OF PLENTY: Rotorua, on sheep dung, P. Broadhurst, May 1987, PDD 45588. NORTH CANTERBURY: Mount Thomas Forest Park, Richardson Track picnic area, on sheep dung, P. R. Johnston, 15 Mar 1991, PDD 58476
Pileus 10-25 mm diam., more or less subglobose, becoming convex to campanulate to somewhat flattened: slightly tacky: scattered veil remnants along edge of cap when young: dark orange-brown or reddish-brown, finely striate to margin, hygrophanous, drying to pale yellow. Gills broadly adnate to sub-decurrent: pale greyish yellow-brown, with white fimbriate margin. Stipe 20-40(-70) x 1.5-2 mm, light yellow-brown, slightly darker to base. Veil cortinoid, poorly developed, visible only in very young caps. Basidia 27-35 x 8-11 µm, more or less cylindrical, tapering suddenly to small base, sometimes slightly constricted near centre, 4-spored, clamped. Cheilocystidia 20-30 x 5.5-7.5 µm, ventricose-rostrate, with long, flexuous, unbranching neck, hyaline, thin-walled. Pleurocystidia rare, ventricose, 27-36 x 8.5-10 µm. Spores (13-)14-16(-18) x 8.5-10(-l 1) x 7.5-9 µm, average 15.3 x 9.4 x 8.4 µm, in face view broad-elliptic to subhexagonal to subhexagonal, in side view elliptic; wall brown, smooth, 1-1.2 µm thick, with apical pore.
New Zealand: Waikato, Bay of Plenty, North Canterbury. Reported as widespread in Central and South America, as well as occurring in the southern United States and Europe (Guzman 1983).
Dung of farm animals.
A new record for the country, the New Zealand collections closely match the description of this species given by Guzman (1983). Watling & Gregory (1987) considered the European collections cited by Guzman to be better placed in a separate species, P. merdicola Huijsman.
Taxonomic concepts
Deconica argentina Speg. 1899
Deconica argentina Speg.
Deconica argentina Speg. 1899
Deconica argentina Speg. 1899
Deconica argentina Speg. (1899)
Psilocybe argentina (Speg.) Singer (1969)
Psilocybe argentina (Speg.) Singer (1969)
Psilocybe argentina (Speg.) Singer (1969)
Global name resources
Collections
Identification keys
Notes
taxonomic status
the correct name for D. merdicola for Guzman.
Metadata
1cb1ba31-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
1 January 2001
15 December 2022