Seligeria setacea

Seligeria setacea (Wiilf.) Lindb. Oefv. Sv. Vet.-Akad
Forh. 20 : 413. 1863.
Bryum setaceum Wulf. in Jacq. Misc. Austr. 2: 96. 1778.
Grimmia recurvata Hedw. Descr. 1: 102. 1787.
Seligeria recurvata B.S.G. Bryol. Eur. (33-36:) Selig. 6. 1846.
Plants gregarious in small clusters; stems short, 3-5 mm. high, branched and leafless at the base: leaves erect, or slightly recurved, 1-2 mm. long, subulate from an ovate clasping base, entire; costa thick, excurrent into a slender subulate smooth awn; lower cells thin and clear, the upper ones with thick walls; perichaetial leaves 2 mm. long, the awn more than one-half the length of the leaf, rarely toothed at the apex. Autoicous: antheridia in lateral buds: seta recurved when moist, becoming erect when dry, 3-5 mm. long: calyptra large, cucullate: capsule ovoid-pyriform, becoming narrower and cylindric when empty, 0.75-1 mm.; neck short, stomatose, the cells square; lid long-beaked; mouth narrow, bordered by 4-5 rows of transverse cells; walls of very large, lax, irregularly thickened cells; peristome deeply inserted, red-brown; teeth blunt or split, with thickened joints: spores small, 8-10 m in diameter, brown, slightly roughened, maturing in spring and summer. Type locality: Klagenfurt, Carinthia, Austria.
Distribution: On moist shaded, sandstone rocks, in hilly and mountainous regions of New York. New Jersey, and Pennsylvania; Mt. Rainier, Washington; also in Europe and Asia.