Comprehensive Description
provided by North American Flora
Nigredo rhyncosporae (Ellis) Arth. Result.' Sci. Congr. Bot
Vienne 344. 1906.
Uromyces Rhyncosporae Ellis, Jour. Myc. 7 : 274. 1893. Urotnyces Rhyncosporae P. Henn. Hedwigia 35 : 226. 1896. Caeomurus Rhyncosporae Kuntze, Rev. Gen. 3^ : 450. 1898.
O and I. Pycnia and aecia unknown.
Uredinia hypophyllous, scattered, oval or oblong, small, 0.2-0.5 mm. long, very tardily naked, slightly pulverulent, chestnut-brown, ruptured epidermis conspicuous ; urediniospores ellipsoid or obovoid, 13-19 by 18-26^; wall golden-brown, thin, 1-1.5 m, rather finely verrucose-echinulate, the pores 2, approximately equatorial.
- bibliographic citation
- Joseph Charles Arthur, Frank Dunn Kern. 1912. (UREDINALES); AECIDIACEAE (continuatio), GYMNOSPORANGIUM. North American flora. vol 7(3). New York Botanical Garden, New York, NY
