Comprehensive Description
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englanti
)
tarjonnut North American Flora
Dicaeoma proximellum Arthur
Uredo proximella Arth. Mycologia 7: 324. 1915.
Puccinia proximella Arth. Bull. Torrey Club 47: 471. 1920.
O and I. Pycnia and aecia unknown.
Uredinia chiefiy hypophyllous, crowded in groups 2-4 mm. across or scattered, bullate, roimdish or irregular, large, 0.3-0.9 mm. across, tardily naked, cinnamon-brown, pulverulent, ruptiured epidermis conspicuous as a partial membranous covering; urediniospores broadly ellipsoid, 17-20 by 19-24 m; wall cinnamon-brown, thin, 1-1.5 m, closely and finely echinulate, the pores rather indistinct, 4-6, scattered, usually 4.
- bibliografinen lainaus
- 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
