Perichaena minor

Perichaena minor (G. Lister) Hagelst. Mycologia 35: 130. 1943
Hemitrichia minor G. Lister, Jour. Bot. 49: 62. 1911.
Sporangia stalked or sessile, subglobose or pulvinate, 0.2-0.4 mm. in diameter, scattered or in small groups, dull yellow or yellowish-brown; sporangial wall membranous, pale yellow, minutely papillose or bearing granular deposits and often conspicuous, dark, rarely pale, warts; stalk, when present, black, varying from very short to twice the diameter of the sporangium; capillitium a loose, flaccid network, the threads 2-3 ^ in diameter, with numerous expansions and constrictions, marked with numerous blunt spines or warts frequently so arranged as to give an impression of spiral bands, but no true spirals present; spores yellow in mass, pale yellow by transmitted light, globose, minutely warted, 9-11 i in diameter; Plasmodium waterycinnamon.
Type locality: Japan.
Habitat: Dead plant litter, bark of living trees, and dung of herbivorous animals. Distribution: New York, Ontario, Minnesota, Iowa, Kansas; Great Britain; Japan.