| white piedra and trichosporon species in equatorial africa. i. history and clinical aspects: an analysis of 449 superficial inguinal specimens. | white piedra is a hair infection characterized by nodules composed of fungal elements which envelop the hair shaft. classically, this infection was considered to be produced by an asexual yeast-like fungus, trichosporon beigelii. at present, in accordance with studies carried out previously, this species is subdivided into six newly defined distinct species (t. asahii, t. ovoides, t. inkin, t. mucoides, t. asteroides and t. cutaneum), all belonging to the class basidiomycetes. although widesprea ... | 1994 | 7739654 |