Comprehensive Description
provided by North American Flora
Dicaeoma egressum (Arth.) Arthur & Jackson
Puccinia egregia Arth. Bull. Torrey Club 38: 370. 1911. Not P. egregia Arth. 1905. Rriosporangium egregium Arth. N. Am. Flora 7: 216. 1912. Puccinia egressa Arth. Bull. Torrey Club 46: 108. 1919.
Pycnia hypophyllous, preceding the aecia, numerous, especialiy along the veins, punctiform, inconspicuous, honey-yellow, in section flattened-globoid, 140-175 m broad by 100-130 fi high; ostiolar filaments about 60 /x long.
- 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
