Capnodiales » Capnodiales family incertae sedis » Brunneomycosphaerella

Brunneomycosphaerella laburni

Brunneomycosphaerella laburni Dissan., Jian K. Liu & K.D. Hyde, in Liu et al., Fungal Diversity: 10.1007/s13225-015-0324-y, [72] (2015)

Index Fungorum number: IF 551059; Facesofungi number: FoF 00566

Etymology: in reference to its occurrence on Laburnum.

Holotypus: MFLU 14-0808

Saprobic on dead branches of Laburnum anagyroides Medik. Sexual morph: Ascomata 372–480 μm high × 325–554 μm diam. (x̄ =435 × 490 μm), solitary, scattered or gregarious, immersed to erumpent through the epidermis, dark brown to black, uni- to bi-loculate, globose to sub-globose. Peridium 10–15 μm wide, comprising several layers of brown to black-walled cells of textura angularis. Hamathecium comprising septate, hyaline pseudoparaphyses. Asci 70–100 × 45–60 μm (x̄ = 82 × 50 μm, n = 20), 8-spored, bitunicate, fissitunicate, elongate, cylindrical to slightly clavate at the base, pedicellate, rounded at the apex with a canal-like structure, with an ocular chamber. Ascospores 18–25 × 4–5 μm (x̄ = 22 × 4 μm), multi-seriate, dark yellow to brown, 1-septate, deeply constricted at the septum, ellipsoidal with broadly rounded ends, with small and large guttules, smooth-walled, lacking a sheath. Asexual morph: Undetermined.

Material examined: ITALY, Province of Forlì-Cesena, Bagno di Romagna, Ridracoli, Santa Sofia, on dead branches of Laburnum anagyroides (Fabaceae), 10 March 2014, Erio Camporesi, IT 1761, (MFLU 14-808, holotype).

GenBank: LSU: KP703171; SSU: KP703172.