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Rh ORTHOTRICHUM TEXANUM, Sulliv.

Tab. 34.

elatiusculæ, cæspitulosæ vel pulvinulatæ, fusco vel atro-virides, inferne radiculosæ.

subuncialis, robustiusculus, innovando-ramosus, laxius foliosus.

lineari-lanceolata, sicca erecto-patentia, madida recurvopatula, c medio ad apicem subcomplicata, plus minus plicato-implana, margine toto reflexa, carinato-costata, superne opaca punctiformi-areolata papillulosa; cellulis basilaribus oblongioribus pellucidis: perichætialia longiora erectiuscula, basi tenui-reticulata.

monoici: masculi gemmacei, axillares; antheridiis longe pedicellatis paraphysatis.

immersa, oblongo-obovata, brevicolla, exsiccatione per totam longitudinem prominenter 8-costata; operculo brevius recti-rostrato; calyptra fere totam capsulam tegente valde pilosa; peristomii dentibus 8 bigeminatis vel 16 geminatis per paria approximatis pallide luteolis, ciliis sedecem rudimentariis baud raro interpositis.

Texas, Wright. Santa Fe, New Mexico, Fendler. Near San Francisco, California, Bolander.

Near O. Sturmii, H. & H., but a larger moss, with longer, narrower, and more recurved-spreading leaves, a more hairy calyptra, and a longer capsule prominently 8-ribbed throughout