Comprehensive Description
provided by North American Flora
Bullaria Pinaropappi (Sydow) Arthur & Mains
Puccinia Pinaropappi Sydow, Hedwigia Beibl. 40: 127. 1901.
Pycnia unknown
Uredinia amphigenous, scattered or in small groups 2-3 mm. across, oval or oblong, 0.1-0.6 mm. long, early naked, pulverulent, cinnamon-brown, ruptured epidermis evident; urediniospores broadly ellipsoid or globoid, 18-21 by 21-27 /x; wall cinnamon-brown, thick, 3 ft, sometimes thickened up to 4.5 m at base, finely and closely echinulate, the pores 2,
equatorial.
- bibliographic citation
- Joseph Charles Arthur, Edwin Butter worth Mains, Guy Richard Bisby, Herbert Spencer Jackson. 1922. (UREDINALES); AECIDIACEAE (continuatio); BULLARIA, TELEUTOSPORA, MICROPUCCINIA (pars). North American flora. vol 7(7). New York Botanical Garden, New York, NY
