Pohlia erecta


Bot. Not. 1882: 195. 1882.

Synonyms: Pohlia defecta (Sanio) A. L. Andrews
Treatment appears in FNA Volume 28. Treatment on page 202. Mentioned on page 195.

Plants small, green, sometimes red tinged, glossy. Stems 0.4–0.8 cm. Leaves erect to ± spreading, lanceolate to broadly lanceolate, 0.7–1.2 mm; margins serrulate to serrate in distal 1/3; costa subpercurrent; distal medial laminal cells rhomboidal, 35–60 µm, walls thin. Specialized asexual reproduction absent. Sexual condition dioicous; perigonial leaves broadly short-ovate; perichaetial leaves weakly differentiated, elongate-lanceolate. Seta orange-brown. Capsule inclined 0–20°, brown to stramineous, narrowly pyriform, neck 1/3 urn length; exothecial cells short-rectangular, walls sinuate; stomata superficial; annulus present; operculum bluntly to acutely conic; exostome teeth yellow to light brown, narrowly triangular; endostome hyaline, basal membrane scarcely exceeding capsule rim, segments slightly tapered, weakly keeled, ± perforate, cilia absent. Spores 15–21 µm, finely roughened.

Phenology: Capsules mature summer (Jun–Aug).
Habitat: Soil in mesic alpine and subalpine zones
Elevation: high elevations


V28 320-distribution-map.gif

B.C., N.W.T., Wash., Europe.


Pohlia erecta is a very rare species with soft, sometimes reddish leaves and thin-walled laminal cells. The erect sporophyte has a highly reduced peristome with short, blunt, often irregular exostome teeth, low endostomial basal membrane, and poorly developed to rudimentary segments.

Selected References


Lower Taxa