Name: Agaricus subrutilescens (Kauffman) Hotson & D.E. Stuntz
Most Confident Observations:
Copyright © 2009 Shane Marsh (Mushane)
Copyright © 2007 Douglas Smith (douglas)
Copyright © 2012 Douglas Smith (douglas)
Copyright © 2013 Laurel (algoressister)
Version: 7
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Nomenclature:

Rank: Species

Status: Accepted

Name: Agaricus subrutilescens

[#254947] Index Fungorum

[#254947] MycoBank

GSD Species Synonymy

Author: (Kauffman) Hotson & D.E. Stuntz

Citation: Mycologia 30(2): 219 (1938)

Classification:

Domain: Eukarya

Kingdom: Fungi

Phylum: Basidiomycota

Class: Agaricomycetes

Order: Agaricales

Family: Agaricaceae

Genus: Agaricus

Show Subtaxa

Notes on Taxonomy: [Edit]

Pileus to 60 mm diam, broadly convex-umbonate; ground color orange to tan, radiating surface fibrils bronze to snuff brown; partial veil remnants on margin; context whitish, unchanging, to 5 mm thick. Lamellae to 5mm broad, unequal in length, crowded, edges entire, free, thin; pinkish clay. Stipe 60 mm long, 9-15 mm thick at bulbous base; apex smooth; white, surface with floccose patches to base; context white, unchanging, stuffed to solid. Smell: sweet. Taste: nutty. Partial veil white, forming an inferior, membranous annulus. Chemical reactions: pileus cuticle olive green with 5% KOH, pileus context negative; Schaeffer reaction negative. Microscopical characteristics: Basidiospores: 4-6.2 × 3-3.7 µm, short to medium-elliptical, wall yellow to reddish-brown (5% KOH), smooth, thick, entire, apiculate; Q=1.51±0.19. Basidia: 18.5-23.3 × 7-7.5 µm, 4-spored. Clamps: lacking throughout. Subhymenium undifferentiated. Pileipellis of interwoven, inamyloid, cylindrical hyphae 2.6-12.3 µm in diam. Pileus context of interwoven, inamyloid, cylindrical hyphae 2.2-11µm in diam. Lamellar trama of parallel to interwoven, inamyloid hyphae 4.4-22.9 µm in diam. Habitat -On litter, under Dracophyllum scoparium in the subalpine belt.

- http://www.mycobank.org/...

Brief Description: [See More | Edit]

Pileus: dark-brown to purple-brown, appressed fibrillose or with flattened scales. 6-13 cm across.

Gills:free, close, moderately broad, pinkish-brown, bruising reddish-brown, blackish-brown in age.

Stipe 6-16 cm long, 1-2 cm thick with a membranous veil

Descriptions: [Create]

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