Name: Coltricia Gray
Most Confident Observations:
Version: 4
Previous Version 


First person to use this name on MO: Nathan Wilson
Editors: Tim Sage, Chaelthomas

Nomenclature:

Rank: Genus

Status: Accepted

Name: Coltricia

Author: Gray

Citation: Nat. Arr. Brit. Pl. (London) 1: 644 (1821)

Misspellings: Coltrichia

Classification:
Notes on Taxonomy: [Edit]

Habitat: On the ground in hardwood and coniferous forests;
ectomycorrhizal.
Basidiomata stipitate, small to medium, rarely more than 10 cm diameter, up to 6 mm thick; stipe 2–7 cm long, 1–10 mm diameter, cylindrical or flattened, somewhat broader at the base, central, infrequently excentric, solid, surface satiny-shiny, velvety, bright red brown, or brown; pileus plane, centrally de- pressed or slightly convex, 3–10 cm broad, circular in outline; margin lobed or entire and then sometimes incised; pileus surface velvety, silky, appressed- fibrillose, shiny to glossy, sometimes dull, typically concentrically zonate, brown, deep reddish brown, rusty brown to dull brown, some weather to grey; context 1–3 mm thick, not duplex, thin, brown, rusty to reddish brown, fibrous, xanthochroic; tubes 1–3 mm deep, brown to deep reddish brown; pore surface yellow brown, brown, or reddish brown, sometimes grey, edges thin; pores 2–4 per millimetre, angular to round.
Hyphal system monomitic. Generative hyphae 2–10 μm diameter with sim- ple septa, walls hyaline, thin or thickened, golden yellow to rusty brown; se- tae, setal hyphae, and cystidia lacking; basidia clavate, 15–30 × 5–7 μm, four sterigmate, except some two sterigmate in C. cinnamomea; basidiospores narrowly ellipsoid to broadly ellipsoid, 6–10 × 3.5–7.0 μm, walls pale yellow- ish brown to golden yellow, thin or thickened, smooth, weakly dextrinoid.
1a Basidiomata typically in hardwood forests, rarely over 4 cm diameter; pileus surface shiny; context up to 1 mm thick; stipe up to 6 mm diameter; basidiospores 4.5–7.0 μm wide…………………………………………………….C. cinnamomea
1b Basidiomata typically in coniferous forests, generally 3–10 cm diameter; pileus surface dull; context 1–3 mm thick; stipe generally 10 mm diameter; basidiospores 3.5–5.5 μm wide………………………………………………………….. C. perennis

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2018-06-25 03:32:19 -03 (-0300)

Created: 2007-01-10 03:05:39 -02 (-0200) by Nathan Wilson (nathan)
Last modified: 2018-06-25 03:32:20 -03 (-0300) by Chaelthomas (Chaelthomas)
Viewed: 577 times, last viewed: 2019-02-23 16:23:43 -03 (-0300)
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