Taxonomic investigations on the West Indian Hypnaceae have resulted in the following new taxa,
Taxiphyllum gallorum, Ectropothecium aquaticum, and
Irelandia (for
Isopterygium robusticaule). Vesicularia in the West Indies is treated as a single species with four varieties,
V. vesicularis var.
vesicularis, var.
rutilans (Brid.) comb. nov., var.
portoricensis (Brid.) comb. nov., and var.
crassicaulis (Mitt.) comb. nov.
Chryso-hypnum is segregated from
Mittenothamnium; the combination
C. diminutivum (Hampe) Buck is made.