Philonotis fontana var. americana

(Dismier) Flowers ex H. A. Crum

Bryologist 72: 244. 1969.

Basionym: Philonotis americana Mém. Soc. Bot. France 17: 35. 1910
Treatment appears in FNA Volume 28. Treatment on page 112.

Plants large. Stems 5–16 cm. Leaves with distalmost spiraled around stem, catenulate, spreading, distant, broadly ovate-lanceolate, sometimes falcate, pluriplicate. Capsule 2.5–3.5 mm.

Phenology: Capsules mature Jun–Sep.
Habitat: Seeps, exposed slopes, mountain meadows
Elevation: low to high elevations (0-3000 m)


V28 178-distribution-map.gif

Alta., B.C., N.B., Ont., Que., Alaska, Calif., Colo., Idaho, N.Y., Oreg., Utah, Wash.


Variety americana, which includes the largest plants of the genus in North America, can be recognized by its robust habit, distant, catenulate leaves, and distalmost leaves spiraled around the stem.

Selected References


Lower Taxa

Dana G. Griffin III +
(Dismier) Flowers ex H. A. Crum +
Philonotis americana +
Alta. +, B.C. +, N.B. +, Ont. +, Que. +, Alaska +, Calif. +, Colo. +, Idaho +, N.Y. +, Oreg. +, Utah +  and Wash. +
low to high elevations (0-3000 m) +
Seeps, exposed slopes, mountain meadows +
Capsules mature Jun–Sep. +
Bartramidula +
Philonotis fontana var. americana +
Philonotis fontana +
variety +