Botryosphaeriales » Planistromellaceae » Kellermania

Kellermania yuccigena

Kellermania yuccigena Ellis & Everh. [as 'yuccaegena'], J. Mycol. 1(12): 154 (1885).

            Index Fungorum number: IF 223494; Facesoffungi number: FoFxxx, Fig. 1


Saprobic on host. Sexual morph: Undetermined. Asexual morph: Conidiomata 135–155 μm diam., 105–125 μm high, immersed to semi-immersed, globose to subglobose, scattered to grouped, visible outwardly as small black dots, with a centrally located ostiole, numerous. Ostiole 15–25 μm, single, central, circular. Conidiomata wall 18–35 μm, composed of thin-walled, pale brown cells of textura angularis. Conidiophores 10–25 μm, reduced to conidiogenous cells. Conidiogenous cells 6.9−13.9 × 3.2−7.3 µm (x̄ = 11.5 × 4.9 µm, n = 10), holoblastic, annellidic, discrete, indeterminate, cylindrical, hyaline to sub hyaline, smooth-walled. Conidia 20−30 × 7.2−9.5 µm (x̄ = 26.4 × 9.1 µm, n = 10), falcate, ellipsoid or oblong, cylindrical, straight or slightly curved, truncate at the base tapered into a single, cellular unbranched appendage, base truncate with a single, lateral, cellular, unbranched appendage, 1-septate, hyaline, thin and smooth-walled, guttulate.

Material examined: USA, Kansas, Riley, Manhattan, on Euphorbia lathyris (Euphorbiaceae), 28 July 1981 (CUP-A-033486).