dcsimg

Comprehensive Description

provided by North American Flora
Thecaphora cuneata (Schof.) Clinton, Jour. Myc. 8: 146. 1902
Sorosporium cuneaium Schof. Contr. Bot. Dep. Univ. Neb. 3 : 48. 1892.
Sorosporium Solidaginis Ellis & Ev. Proc. Acad. Nat. Sci. Phila. 1893 : 156. 1893. (Type from Kansas, on Soltdago missouriensis .")
Sori rather indefinite in the flower-heads causing more or less abortion and distortion ; spore-balls ovoid to subspherical, rather firm, composed of numerous (chiefly 40-75) spores, 40-80 /i in length; spores reddish-brown, in cross-section usually wedge-shaped, with outer free surface rounded and prominently verruculose, chiefly 14-22 ^ in length.
On Carduaceae :
Grindelia squarrosa, Kansas, Nebraska.
Solidago missouriensis , Kansas. Type locality : Ivincoln, Nebraska, on Grindelia squarrosa. Distribution : Kansas and Nebraska.
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bibliographic citation
George Perkins Clinton. 1906. USTILAGINALES; USTILAGINACEAE, TILLETIACEAE. North American flora. vol 7(1). New York Botanical Garden, New York, NY
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