. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. — 52 — lb. Leaves slightly rough at apex; capsule inclined, ovoid, about times as long as wide. Swartzia inclinata"^ Hedw.—Calif.; Mont, to Utah and Colo.; north- eastern N. Plate VII.—Swartzia inclinata (i) Plant, XI. (2) Capsule, X22. 3. Trichodon Stem slender, 3-angled. Leaves not crowded, not 2-ranked, sheathing, reflexed, awned, serrulate. Calyptra cucullate. Seta slender. Capsule nar- rowly ovoid or cylindric, straight or slightly curved; lid conic-rostrate; peristome single; teeth 16, slender, papillose,
. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. — 52 — lb. Leaves slightly rough at apex; capsule inclined, ovoid, about times as long as wide. Swartzia inclinata"^ Hedw.—Calif.; Mont, to Utah and Colo.; north- eastern N. Plate VII.—Swartzia inclinata (i) Plant, XI. (2) Capsule, X22. 3. Trichodon Stem slender, 3-angled. Leaves not crowded, not 2-ranked, sheathing, reflexed, awned, serrulate. Calyptra cucullate. Seta slender. Capsule nar- rowly ovoid or cylindric, straight or slightly curved; lid conic-rostrate; peristome single; teeth 16, slender, papillose, bifid almost to base, thick-jointed. Spores smooth.—(Gk. thrix = hair; odous = a tooth; referring to the long, thin teeth of the peristome.) la. Seta 10-15 i^ini- long; capsule narrowly cylindric. Trichodon tenuifolius^ (Schrad.) Lindb.—Yukon to Wash , Nev. and Mont. lb. Seta 5-7 mm. long; capsule ovoid-cylindric. Trichodon borealis Wms.—'Known only from Dawson, Yukon. 4. Ceratodon Plants matted together with rhizoids, green, not glossy. Stem 3-5 angled. Leaves small, ovate-lanceolate, acuminate or subulate; cells isodiametric. Calyp- tra cucullate. Seat purple or yellow, slender. Capsule exserted, small, some- what sulcate when dry, abrupt at base, with goitre; lid conic-rostrate; peristome single; teeth 16, split nearly to base, nodose. Spores small.—(Gk. keras = a horn; odous = a tooth; the teeth of the peristome suggested the horns of a goat.) la. Leaf-vein usually not or hardly excurrent; seta purple; capsule from inclined to horizontal, times as long as wide exclusive of lid. Ceratodon purpureus^ (L.) Brid.—Cosmopolitan, lb. Leaf-vein strongly excurrent; seta yellow or red; capsule usually erect, about twice as long as wide exclusive of lid. Ceratodon conicus'^ (Hampe) Lindb.—Alaska to Wash, and Idaho; Minn. ^ Distichium inclinatum B. S. G. ^ Trichostomum tenuifolium Schrad; Trichostomum cylindriciim Hedw.; Trichodon cylindricus Schimp. ^C. het
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, booksubjectli
