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Comprehensive Description

provided by North American Flora
Bullaria longipes (Sydow) Arthur & Mains
Puccinia Euphorbiae longipes Sydow, Ured. 1521. 1901.
Pycnia amphigenous, gregarious, in groups 0.5-1 mm. in diameter on yellowish spots, rather inconspicuous, lightolivaceous becoming light-brown, globoid or flattened-globoid, 58-98 by 58-80 /i; ostiolar filaments agglutinated into a column, 48-55 p long; pycniospores
ellipsoid, 1.5-3 /x, colorless.
Uredinia mostiy hypophyllous, generaliy crowded on yellowish or brownish spots 0.2-1 cm. in diameter, oval, 0.2-1 mm. long, early naked, pulverulent, cinnamon-brown, ruptured epidermis conspicuous; urediniospores ellipsoid or obovoid, 18-27 by 28-37 x wall consisting of two layers, the inner golden-brown, the outer colorless, 2-3 /j, thick, moderately or sparsely echinulate, the pores 6-10, rather indistinct.
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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
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