Summary:
Section Bulbosae (Maas Geesteranus), Basipedes (Smith). Features include small size, a pale hazel to vinaceous buff, striate cap, whitish gills, a stem colored as the cap with a basal disc, growth on Carex, and elongate, inamyloid spores.
Collections were examined from BC, Czechoslovakia, and Sweden, (Redhead). It has been found in Switzerland (Breitenbach(3))
Cap:
0.2-0.6cm across, convex and subumbonate [somewhat umbonate]; pale hazel to vinaceous buff; moist, translucent-striate, (Redhead)
Flesh:
thin (Maas Geesteranus), very thin; white, (Buczacki)
Gills:
ascending adnate, moderately spaced, 2 tiers of subgills, gills moderately sized, narrowly ventricose; whitish, (Redhead)
Stem:
0.2-0.8cm x 0.01-0.05cm, equal, cartilaginous; colored as cap; dry, finely pubescent, arising from pubescent, radially striate, whitish basal disc up to 0.15cm wide, seated on the substrate by a compact pedicel, (Redhead)
Odor:
indistinct (Buczacki)
Microscopic spores:
spores 8.8-11.2 x 3.7-5.0 microns, elliptic to cylindric, smooth, inamyloid, with a prominent apiculus; basidia 4-spored, 18-22 x 7-7.8 microns, clavate, clamped; cheilocystidia "abundant, forming a sterile edge, embedded in a gelatinous matrix", 18-58 x 5-17 microns, colorless, thin-walled, "polymorphic, usually with a coralloid apex varying to an irregularly fusoid or clavate form with few outgrowths, often with a long pedicel, born on filamentous hyphae with gelatinizing walls", (Redhead), pleurocystidia not noticed (Maas Geesteranus), basidia (1)2-4-spored, (Breitenbach)
Spore deposit:
white (Buczacki)
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