Psilocybe ruiliensis
Psilocybe ruiliensis is a species of psilocybin mushroom in the family Hymenogastraceae. Described as new to science in 2016, it is found in Yunnan province of southwest China. The species epithet, 'ruiliensis', is a reference to the location Ruili where the type collections were found. The type specimens were growing solitary to scattered in grasslands in which cows and horses had previously grazed.[1]
| Psilocybe ruiliensis | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Fungi |
| Division: | Basidiomycota |
| Class: | Agaricomycetes |
| Order: | Agaricales |
| Family: | Hymenogastraceae |
| Genus: | Psilocybe |
| Species: | P. ruiliensis |
| Binomial name | |
| Psilocybe ruiliensis T. Ma, X.F. Ling & K.D. Hyde (2016) | |
Description
- Cap: 10–20 mm (0.39–0.79 in) in diameter; conic to almost plane, with or without umbo or small acutely papillate at the disk; brownish-yellow (often with reddish tinge); hygrophanous and translucently striate when moist, watery brown when wet; sometimes bruising blue when damaged or mature; cortinate white veil and sometimes small scales when young.
- Gills: Yellowish or beige when young, chocolate brown in age (gray-purple or purple tinge), with adnate to subsinuate or adnexed attachment; edges serrulate and slightly wavy.
- Spores: Brown with purple tinge (in water); ellipsoid to subhexagonal; smooth and slightly thick-walled, sometimes containing 1–2 oil drops; 9–11 by 6–7.5 µm.
- Stipe: 27–62 mm (1.1–2.4 in) long, 1.5–3.5 millimetres (0.059–0.138 in) thick; yellow-white to brownish, sometimes bruising bluish when damaged; central or occasionally slightly eccentric; fibrillose; hollow; annulus absent; equal to slightly enlarged bulbous base. Stem base with rhizomorphic white mycelium.
- Odor: Slightly grassy.
- Microscopic features: Larger hexagonal and subrhomboid basidiospores (9.6–12.0 by 6.4–8.4 μm); ventricose-lageniform cheilocystidia and pleurocystidia.
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