HYPNUM ALLEGHANIENSE, C. Müll
Tab. 103.
Plantæ arbusculseformes, majusculao, cacspites laxos rigidos elasticos formantes, colore saturate viridi insignes.
Caulis secundarius bi-triuncialis e caule prostrato rhizomatoideo ortus, inferne erectus, simplex, firraus, nudus vel foliolis scariosis appressis instructus, rufo-brunneus nitens, superne conferte pinnato- vel subfasciculato-ramulosus, arbusculam imitans.
Folia caulis superioris et ramulorum densius et subcomplanate disposita, erecto-patentia, ovato- vel elliptico-oblonga, apice lata breviter acuta, grosse serrata, concava, incurviuscula, basi constricta subamplexautia; costa dorso superne dentata infra apicem finiente; retis cellulis superioribus ovali-ellipticis granuloso-chlorophyllosis, inferioribus oblongis inanibus: perichætialia erecta, tenui-acuminata, ecostata.
Flores synoici et raonoici, cauligeni et ad ramorum basin siti, copiose paraphysati; antheridiis longe pedicellatis.
Capsula ovali-oblonga vel oblonga, æqualis vel inæqualis, in pedicellum 5–8-linearem curvato-inclinatum ramos vix supereminentem sensim defluens, horizontalis, macrostoma, baud plagiostoma, anguste annulata; peristomio hypnoideo, ciliis carina plus minus fissis, ciliolis longis ternatis appendiculato-articulatis; operculo convexo-conico oblique rostrato; calyptra parva dimidiata fugaci.
Hypnum Alleghaniense, C. Müll. Synop. 2, p. 502; Sulliv. Mosses U. States, p. 69; Sulliv. & Lesqx. Musc. Bor.-Amer. Exsicc. (ed. 1), No. 288.
Hypnum neckeroides, Hook, ex Hook. & Wils. in Drumm. Musc. Amer. Coll. 2, No. 119.
Thamnium Alleghaniense, Bryol. Europ.
Hab. On rocky and shady banks, in mountainous districts,
