Pleosporales » Leptosphaeriaceae » Heterosporicola

Heterosporicola chenopodii

Heterosporicola chenopodii (Westend.) Gruyter et al., Stud. Mycol. 75: 18 (2012).

Phyllosticta chenopodii Westend., Bull. Acad. R. Sci. Belg., Cl. Sci., sér. 2 2(7): 567 (1857).

            Index Fungorum number: IF 821708; Facesoffungi number: FoFxxx, Fig. 1, 2


Saprobic or pathogenic on stems leaves. Sexual morph: Undetermined. Asexual morph: Coelomycetous. Conidiomata 149.4–202.3 μm diam., 123–155 μm high, pycnidial, solitary to gregarious, immersed to semi-immersed, globose to subglobose, black with one or two distinct ostiole. Ostiole 46–50 μm sometimes papillate or with elongated neck.  Conidiomata wall 5.9–8.3 μm, composed of 3–5 layers of cells of textura angularis, pale yellowish brown. Conidiogenous cells phialidic, subglobose to short conical, hyaline, smooth. Conidia 13−20 × 3.2−4.2 µm (x̄ = 17.1 × 4.5 µm, n = 10), hyaline, aseptate, subcylindrical to obclavate, oblong to ellipsoidal, base truncate, straight to curved or slightly curved, with two to many guttules.

Material examined: Belgium, from leaf spots in Chenopodium album (Amaranthaceae), Piré L (BR5020155058522, holotype).