Name: Hypholoma fasciculare (Huds.) P. Kumm.
Most Confident Observations:
Copyright © 2011 Dan Molter (shroomydan)
Copyright © 2011 BakerSt10
Copyright © 2011 Hamilton (ham)
Copyright © 2010 Tom (LanLord)
Version: 6
Previous Version 

First person to use this name on MO: Nathan Wilson
Editors: Alan Rockefeller, Erlon, I. G. Safonov


Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Agaricales

Family: Strophariaceae

Genus: Hypholoma

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Notes on Taxonomy: [Edit] Brief Description:

Cap: 2-5 cm; conical to convex at first, becoming broadly convex to flat; smooth; dry; bright sulfur yellow to greenish yellow when fresh, sometimes yellowish orange when young, often with a darker center; the margin sometimes with small partial veil fragments.

Gills: Attached to the stem or pulling away from it; sulfur yellow, becoming olive or greenish yellow, eventually dusted with spores and therefore spotted purplish brown to blackish (see third illustration); close or crowded.

Stem: 5-12 cm long; 3-10 mm thick; more or less equal, or tapering to base, bright yellow to tawny, developing rusty brown stains from the base upwards; bright yellow partial veil present in buttons (see the bottom illustration), soon disappearing or leaving a ring zone near the top.

Flesh: Thin, yellow.

Odor and Taste: Odor not distinctive; taste bitter.

Spore Print: Purple brown.

Spores: 6-8 × 3.5-5 µ; elliptical; smooth; with a pore. Pleurocystidia ventricose to mucronate, often with a long neck; with refractive contents; to 42 × 11 µ. Cheilocystidia fusoid-ventricose; to 32 × 10 µ.

Note: Underside of cap glows dull to bright green under UV-A LED flashlights

Descriptions: [Create]


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Created: 2007-01-09 23:03:49 CST (-0600) by Nathan Wilson (nathan)
Last modified: 2018-05-14 12:22:43 CDT (-0500) by I. G. Safonov (IGSafonov)
Viewed: 1950 times, last viewed: 2018-06-19 15:23:54 CDT (-0500)
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