Fungalpedia – Note 2972, Planisphaeriaceae
Planisphaeriaceae J.F. Zhang, Jian K. Liu & K.D. Hyde.
Citation when using this data: Zhang JF et al. 2023 – Fungalpedia.
Index Fungorum, Faceoffungi, MycoBank, GenBank.
Classification: Planisphaeriales, Sordariomycetidae, Sordariomycetes, Pezizomycotina, Ascomycota, Dikarya, Fungi.
Saprobic on dead woody plant. Sexual morph: Ascomata perithecial, immersed to erumpent through the host tissue, broadly crack at the apex, gregarious or scattered, depressed subglobose to obpyriform, flattened at the base, coriaceous, dark brown to black, ostiolate, clypeate. Ostiole central, periphysate. Peridium composed of two strata, of outer stratum comprising thick-walled, red-brown pseudoparenchymatous cells merging with host tissue, and inner stratum of subhyaline to hyaline, thin-walled, elongated cells of textura angularis. Paraphyses hypha-like, persistent or absent at age, slightly longer than asci. Asci unitunicate, cylindric-clavate, short pedicellate, with or without apical ring. Ascospores hyaline, non-septate, reniform, narrowly ovoid, rarely irregular shapes, thick-walled, straight or curved, with or without mucilaginous sheath. Asexual morph: Undetermined.
Notes: Planisphaeriaceae is introduced as a monotypic family to accommodate its type genus Planisphaeria with two new species P. karsti and P. reniformispora.
Type genus: Planisphaeria J.F. Zhang, Jian K. Liu & K.D. Hyde.
Other accepted species: Species Fungorum – search Planisphaeriaceae.
Entry by
Jinfeng Zhang, Guizhou Provincial Institute of Tea, Guiyang 550006, People’s Republic of China, Guizhou Key Laboratory of Agricultural Biotechnology, Guizhou Academy of Agricultural Sciences, Guiyang 550006, People’s Republic of China, Center of Excellence in Fungal Research, Mae Fah Luang University, Chiang Rai 57100, Thailand.
Published online 18 August 2026