Type : "Var. a Spruce Dec. 1851 in Brasil. septent. inter Barcellos et San Gabriel secus fluvium Rio Negro lecta in h. Mus. Par. et h. Hook." [protologue].
Brésil, Amazonas, Rio Negro, entre Barcellos et São Gabriel, Uananaca, pool on a low campo, 12/1851, fleurs. Also in S. Gabriel, sparingly. Habit exactly that of
Dicranum palustre. Sepals [...], petals white.
Udora dicranoides
Mss. R. Spuce 1991 (ST:
BM000778516
[
Apalanthe granatensis
(Bonpl.) Planch. 1848 &
Mayaca
sp., det. C.D.K. Cook. 1983],
K000587176
[ex hb. Benth.;
Apalanthe granatensis, det. C.D.K. Cook. 1984],
K000587177
[ex hb. Hook.;
Elodea granatensis
Bonpl. 1813, det. H.St.-John, 1936],
K000587178
[ex hb. Benth.;
Mayaca
cf.
fluviatilis
Aubl. 1775, det. C.D.K. Cook. 1984],
P06899403
[ex hb. Drake],
P06899407).
D'après Cook (1985): "The collection "Spruce 1991" is a mixture of
Mayaca
and
Apalanthe. The epithet suggests that Spruce was referring to the
Mayaca
as it resembles
Dicranum
[Bryophyta]."