Comprehensive Description
(
الإنجليزية
)
المقدمة من North American Flora
Ustilago vilfae Wint. Bull. Torrey Club 10 : 7. 1883
Tilletia subfusca Hume, Proc. Iowa Acad. Sci. 9 : 235. 1902. (Type from Iowa, on Sporobolus neglectus. )
Sori in the inflorescence, converting it into an elongate dusty spore-mass 1-2 cm. in
length, at first completely hidden by the enveloping leaf-sheath ; spores dark reddish-brown,
ovoid or rarely oblong to spherical, often slightly angled, more or less prominently verru-
culose, chiefly 12-16 /*, rarely 19 /i, in length.
On Poaceae :
Sporobolus neglectus^ Iowa, Nebraska.
Sporobohis vaginaejlorus ^ Kansas, Nebraska, Pennsylvania.
Type locality : Chester County, Pennsylvania, on VUfa vaginaefiora {Sporobolus vaginaeHorus) .
Distribution : Pennsylvania ; Iowa to Nebraska.
- الاقتباس الببليوغرافي
- George Perkins Clinton. 1906. USTILAGINALES; USTILAGINACEAE, TILLETIACEAE. North American flora. vol 7(1). New York Botanical Garden, New York, NY
