Columbia subject headings:
Harvard subject headings:
Mosses--Amazon River Region--Classification.
Mosses--Amazon River Region--Identification.
Mosses--Ecuador--Classification.
Mosses--Ecuador--Identification.
Princeton subject headings:
Mosses--Amazon River Region--Classification.
Mosses--Amazon River Region--Identification.
Mosses--Ecuador--Classification.
Mosses--Ecuador--Identification.