Page:Icones muscorum.djvu/69

Rh ORTHOTRICHUM STRANGULATUM, Beauv. Tab. 36. pusillæ, fastigiato-ramosæ, in pulvinulis laxiusculis luteo-viridibus inferne fuscis degentes.

4–7 lineas altus, crassus, dense foliosus.

patula, lineali-lanceolata, obtusiuscula, carinato-costata, tota longitudine margine revoluta, superne e cellulis papillulosis rotundis densius areolata, inferne laxius texta; perichaetialia longiora, erecta, subvaginantia.

monoici: masculi axillares; antheridiis longe pedicellatis paraphysatis.

emergens, oblongo-obovata vel subelliptica, sicca et vacua prominenter 8-costata, angustissima, sub ore coarctata, vetusta sordide rubescens; pedicello capsula quintuplo breviore; vaginulæ pilosæ tubo adauctrice amplo pedicellum totum capsulæque basin investiente; calyptra glabra vel raripila fusca; operculo conico-apiculato; peristomii dentibus 8 bigeminatis pallide rufescentibus granulatis, siccis reflexis; ciliis 8 filiformibus e duplici (nec simplici ut in icone) serie cellularum exstructis.

Trees, rarely on rocks: common.

A small species, with short and thick stems, and densely crowded greenish-yellow foliage; the empty capsule when dry very narrow, the dark-red costæ being in contact throughout its entire length. It is often confounded with another closely related and common species, probably ''O. Canadense, Br. &. Sch. (London Jour. Bot. 1843, p. 007), not of Müler;'' which is