Psilocybe He, Huo, Zhang, Liu, Qi, Dai, Qiao, Lu & Li, 2022, s. str.
Creators: name: He, Xue-Lian
name: Huo, Wen-Yan
name: Zhang, Li-Guang
name: Liu, Yu
name: Qi, Peng
name: Dai, Lu
name: Qiao, Ting
name: Lu, Pengpeng
name: Li, Jun-Zhi
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Fungi
Basidiomycota
Agaricomycetes
Agaricales
Hymenogastraceae
Psilocybe

description: Key to the species of Psilocybe s. str. in China
1. Annulus present ..................................................................................................................................................................................2
2. Annulus typically membranous and persistent...................................................................................................................................3
3. Cap nearly white, central yellowish brown; spores 12–16 × 8–10 μm, wide ellipse to nearly hexagonal......................... P. cubensis
3. Spores 8–10 × 5–6 μm, subovoid to subrhomboid.................................................................................................... P. wayanadensis
2. Annulus fall off easily; without caulocystidia or pleurocystidia; spores 11.5–13.5 × 7–8 µm, oval in face .................... P. venenata
2. White veil, submembranous to plexiform annulus; pleurocystidia 15–20 × 4.5–7 µm, oval to nearly clavate .......... P. taiwanensis
1. Annulus absent ...................................................................................................................................................................................4
4. Caulocystidia present..........................................................................................................................................................................5
5. Caulocystidia abundant ......................................................................................................................................................................6
6. Cap reddish brown; spores 10–12.5 × 6–7.5 µm; cheilocystidia often with a 10.5–21.5 × 2.5–3 µm long neck........... P. baeocystis
6. Lamellae often with ink blue tinge, edges serrulate; caulocystidia 14.5–49 × 3.5–11 µm ............................................. P. keralensis
5. Caulocystidia rare, 16–90 × 4.5–24.5 μm, often with an elongated 2–44.5 × 1.5–3.5 μm neck...................................... P. ruiliensis
5. Spores large, 12–19 × 7–10.5 μm; cap margin with white to bluing, membranous veil remnants .......................... P. chuxiongensis
5. Pleurocystidia abundant, 17.5–32 × 5.5–10 µm; spores 5.5–8 × 3–5 µm, ellipsoid to subovoid .............................. P. cinnamomea
5. Without pleurocystidia; spores 8.5–11.5 × 6–7 µm, ellipsoid to subovoid ......................................................................... P. fasciata
4. Pleurocystidia present; spores 6.5–11 × 4–6.5 µm, hexagonal with angles ............................................................. P. ningshanensis
4. Without caulocystidia or pleurocystidia .............................................................................................................................................6
6. Spores medium to large ......................................................................................................................................................................7
7. Spores 7.6–11.5 × 5.8–8.1 µm; partial veil often nearly the middle of stipe; pileipellis without gelatinized hyphae P. angulospora
6. Spores small........................................................................................................................................................................................8
8. Cap and stipe dark brown to light yellowish brown; spores 6–6.7 × 4–4.5 μm, ovoid to ellipsoid................................ P. argentipes
8. Stipe dark chestnut brown; spores 5–6.5 × 4.5–5 μm, ovoid to rhomboid...................................................................... P. yungensis
description: Published as part of He, Xue-Lian, Huo, Wen-Yan, Zhang, Li-Guang, Liu, Yu, Qi, Peng, Dai, Lu, Qiao, Ting, Lu, Pengpeng & Li, Jun-Zhi, 2022, Psilocybe ningshanensis (Hymenogastraceae, Agaricales), a new species from China, pp. 175-185 in Phytotaxa 545 (2) on page 182, DOI: 10.11646/phytotaxa.545.2.6, http://zenodo.org/record/6534705