Occurrence Remarks:
Hypophyllous and on stems and calyces. Spots definite, dark-colored, sori rather large, mostly crowded in conspicuous circular clusters a fifth of an inch in diameter, these sometimes confluent, dark brown; spores elliptical or oval, little constricted, obtusely rounded at the ends, smooth, wall firm, brown, 15-21 by 20-38 micrometers; pedicel hyaline, broad, persistent, twice as long as the spore