Ravenelia spinulosa Dietel & Holw. 1901

Ravenelia spinulosa Dietel & Holway, Bot. Gaz. 31 : 336. 1901
Pycnia unknown
Uredinia amphigenous, numerous, round or irregular, 0.5-1 mm. across, often gregarious and confluent, subcuticular, rather tardily naked, cinnamon-brown, ruptured cuticle conspicuous ; paraphyses intermixed with the spores, clavate-capitate or some cylin-
rical, 10-15 by 30-50//, colorless, wall of head thin, stipe usually solid, smooth ; urediniospores broadly ellipsoid, 14-18 by 18-24//; wall cinnamon -brown, 1.5-2// thick, low and sparsely echinulate, pores 8-10, scattered.

Ravenelia papillifera Sydow, Ann. Myc. 1 : 330. 1903
Pycnia unknown
"Uredinia amphigenous, scattered, round or irregular, 0.5-1 mm. across, subcuticular soon naked, pulverulent, cinnamon-brown, ruptured cuticle noticeable ; paraphyses few intermixed with the spores, clavate or clavate-capitate, 8-15 by 25^-0 // ; wall colorless thin, smooth; urediniospores broadly ellipsoid, 15-21 by 20-30//; wall cinnamonbrown, 2-2.5// thick, low and sparsely echinulate, pores 6-10, scattered.