Ecology. Amazon forest to Yungas premontane forest; on leaves and shrubs. Elevation. 230-1000(1500) m. Distribution. Bolivia: Cochabamba, La Paz. World range: widespread in the Neotropics.
Crossomitrium patrisiae is characterized by the foliate stems and branches with leaves somewhat distant (not or nearly overlapping), oblong-lanceolate, distally decurved (downward curved) leaves typically 1.3 mm or more (0.8-2 mm), widest at base, plane or recurved below midleaf, uni-biserrate upper margins, brood bodies on specialized brood branches closely adnering to substrate, smooth at base and papillose above (or rarely smooth throughout) setae to 12 mm, and capsules to 1.5 mm.
Specimens. Cochabamba: Churchill & Arroyo P. 21660 (BOLV, MO, USZ); La Paz: Fuentes et al. 3991 (USZ).