Comprehensive Description
provided by North American Flora
Dicaeoma flliolum (Mains & Holway) Arthur
Puccinia fiUola Mains & Holway; Arth. Am. Jour. Bot. 5: 482. 1918.
O and I. Pycnia and aecia unknown.
Uredinia hypophyllous, scattered, roimd, minute, 0.1-0.2 mm. in diameter, eariy naked, pulverulent, cinnamon-brown, ruptured epidermis incdnspicuous; urediniospores oblatespheroid, 23-27 M broad by 19-23 fx high, or triangular-obovoid, obovoid, or globoid, 21-23 by 23-26 ju; wall dark cinnamon-brown, 1.5-2^1 thick, moderately and strongly echinulate, the pores 2 or 3, subequatorial.
- bibliographic citation
- Joseph Charles Arthur, Herbert Spencer Jackson, Clayton Roberts Orton. 1921. (UREDINALES); AECIDIACEAE (continuatio); DICAEOMA ON CARDUACEAE; ALLODUS. North American flora. vol 7(6). New York Botanical Garden, New York, NY
