Four new species of Psilocybe from Malaysia and Thailand, with a key to the species of sect. Neocaledonicae and discussion on the distribution of the tropical and temperate species

Horak E, Guzmán G. & Desjardin D.E. (2009). Four new species of Psilocybe from Malaysia and Thailand, with a key to the species of sect. Neocaledonicae and discussion on the distribution of the tropical and temperate species.

Sydowia 61 (1): 25–37

The present paper is divided into four parts. A. New species with bluing tints on the basidiomes (Psilocybe magnispora, Ps. umbrina, Ps. thailandensis). – B. New species lacking bluing tints on the basidiomes (Psilocybe deconicoides). – C. An updated key of species at present referred to Psilocybe sect. Neocaledonicae. – D. Discussion on the distribution of tropical and temperate species of Psilocybe.

Key words: Basidiomycotina, taxonomy, mycogeography.