Description: Several specimens at different parts
on a tree stump (possibly Pinus), close but not
attached together. Oyster-like shaped agaric
without stipe and with forked veins on narrow gills. Pileus: Shell-like, flattish, smooth and dry, medium
sized agaric with incurved margin. Largest specimen
about 35-40mm in width and depth. Rhizoids
attached to cap directly. Coloured orange dorsally
but paler at the edges. Stipe: Absent, attachment by several thick
rhizoids. Gills: Narrow, orange coloured, corrugated, forked
and with shorter ridges. Spore print: Mustard. Colour test: Ammonia (10%) - Pileus flesh colour
change to orange.
Microscopy: Pileipellis: Filamentous hyphae with clamp
connections and external pigmentation.
Pileocystidia not seen. Basidia: 4-spored with long sterigmata. Gill trama: Parallel. Cheilocystidia: Absent. Pleurocystidia: Absent. Spores: Ellipsoid, with a central large oil drop,
smooth without germ pore; 4.5-6.5µm x 3.6-4.7µm,
Q= 1.15-1.47, Qm = 1.31