Comprehensive Description
provided by North American Flora
Nigredo peckiana (Farl.) Arth. R&ult. Sci. Congr. Bot
Vienne 344. 1906.
Uromyces Peckianus Farl. Proc. Am. Acad. 18 : 78. 1883. Caeomurus Peckianus Kuntze, Rev. Gen. 3=* : 450. 1898.
Pycnia amphigenous, gregarious, usualiy in roundish groups 0.5-1.5 mm. across, punctiform, honey-yellow becoming brownish, globoid, 100-135 y. in diameter ; ostiolar filaments 30-65 ju long.
- 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
