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Rh HYPNUM FENDLERI, Sulliv.

Tab. 117.

tenellæ, late denseque implexo-cæspitosæ, e pallide viridi lutcscentcs, nitidæ.

prostratus, radicans, subuncialis, divisus, confertc ramulosus; ramulis inæqualibus 2–4-linearibus tenuibus tereti-foliosis.

undique erccto-incunibentia, stricta, ovato- vel elliptico-lanceolata,longius tenuiter acuminata, concava, estriata, margine toto fere scrrulato recurva; reti tenuissimo lineari, illo ad basis angulos quadrato ampliore; costa paulo ultra medium evanida; perichætii basi radicantis folia solute vaginantia, erecta; interiora oblonga, subito longius filiformi-acuminata, ante acuminis basin grosse dentata, subecostata.

monoico-polygami, pro more synoici; antberidiis et arcbegoniis quandoque sejunctis; parapbysibus copiosis.

oblonga, nunc æqualis erectiuscula, nunc altero latero paululum longiore convexiore lenissime inclinata, nunquam horizontalis, platystoma, leptoderma; annulo biseriato revolubili: pedicello 5–6-lineari purpurascente basi sola asperulo; peristomii dentibus flavidis lineali-lanceolatis dense articulatis anguste hyalino-marginatis, ciliis dentium longitudine carinatis hic illic pertusis, ciliolis singulis binisve brevissimis vel subnullis; operculo magno altius obtuse conico in medio leniter constricto.

On rocks near Santa Fe, New Mexico, Fendler.

From the nearly related Hypnum velutinum, L., this species is distinguished by its smaller size, its inflorescence usually