nedohub okrový
Hypomyces ochraceus (Pers.) Tul. & C. Tul. 1865
Synonyma:
Hypolyssus ochraceus (Pers.) Kuntze (1898)
Hypomyces terrestris Plowr. & Boud. (1880)
Sphaeria citrina var. ochracea (Pers.) Fr. (1823)
Sphaeria ochracea Pers. (1801)
Klíčové makro a mikro znaky
FEATURES profuse, white, cottony, mould-like growth on Lactarius and Russula, or occasionally on boletes, covering spore-bearing surface or usually the whole fruitbody, the fruitbody becoming decayed, often extending over nearby substrate, rarely forming white, buff, or orange teleomorph with pimpled surface (usually on litter, mosses, ground, wood or bark after host destroyed).
FRUITING the anamorph (Cladobotrum verticillatum (Link) S.J. Hughes) is common in eastern North America and recorded from Oregon, the teleomorph rare.
MICROSTRUCTURES up to three types of "spores": a) conidia 11-24 x 7-12 um, of various shapes, b) chlamydospores (thick-walled cells) about 20 um in diameter with wall 2 um thick, and c) when rare teleomorph is present ascospores that are 32-40 x 5-8 um, 2-celled, verrucose, apiculate.
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