. Manual of the mosses of North America [microform]. Mosses; Mousses. Pottia.] DRYACE^ 101 round, rarely lamellose toward the apex. Capsule erect. Peristome either none or very imperfect, or composed of 10 flat teeth. * Ciqysule tcithout peristome or nearly so. 1. P. cavifolia, P^iirli. Leaves ovate-oblonir, very concave, liiiiLr-aristate by tiie excurrent lamellate costa: capsule exserted, ovatc-oblong^. — Ueitr. i. 187; IJryol. Eur. t. US. Gipnnosto- ))ii/rn ov<(tu?H, IIe<hv. Muse. Frond, i. 15, t. 0. I*ottia pusilla^ biiidb. Trichost. 218. IIAu. On naked ground; Tlatte River, at base
. Manual of the mosses of North America [microform]. Mosses; Mousses. Pottia.] DRYACE^ 101 round, rarely lamellose toward the apex. Capsule erect. Peristome either none or very imperfect, or composed of 10 flat teeth. * Ciqysule tcithout peristome or nearly so. 1. P. cavifolia, P^iirli. Leaves ovate-oblonir, very concave, liiiiLr-aristate by tiie excurrent lamellate costa: capsule exserted, ovatc-oblong^. — Ueitr. i. 187; IJryol. Eur. t. US. Gipnnosto- ))ii/rn ov<(tu?H, IIe<hv. Muse. Frond, i. 15, t. 0. I*ottia pusilla^ biiidb. Trichost. 218. IIAu. On naked ground; Tlatte River, at base of the Rock\' Mium- tains (E. Hull); Fort Colville {Li/all); near Carson City, (II'(//.soh). Tlie leaves arc sometimes scarcely aristate and the plants in loose , soniotimcs with a very long white hair and the plants very densely cespitose. 2. P. minutula, Fucrn. Plants minute, annual: leaves open, ovate and obionijj-lanceolate, cuspidate l)y the excurrent brown costa, recin'vewards, open, erect, oval-oblong or ovate-spathulate, rounded at the a})ex and cuspi-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Lesquereux, Leo, 1806-1889; James, Thomas P. (Thomas Potts), 1803-1882. Boston : S. E. Cassino
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherbosto, bookyear1884
