Buch 
Manual of botany for North America : containing generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of the gulf of Mexico ; part first: North American plants, arranged according to the Linnean artificial method; improved by Persoon, Pursh, Nuttall, and others ; part second: North American plants, arranged according to Jussieu's natural method; improved by Lindley, Brown, De Candolle, and others / by Prof. Amos Eaton
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species OF MUSCI.

—*■ Fdna'ria. Lat. funis, (a rope-)hygromclrica, (hygrometer moss.) leaves ovate, acute, concave, cntireAinflected: capsules swelling, drooping, pear-form; pedicels very longJtwisting spirally when dry. ‘ /

iflavicans, leaves setaceous, long-acuminate: peduncle capillary, pale.muhlenbergii, leaves obovate, awned, concave, serrulate, spread: ca[ , 'Jsule obovate, oblique. J

—* Grim'mia. Jn honor of Grimm, a German botanist.

1. Capsules suli-sessile, immersed.

alpicola, stem ramose: leaves lanceolate, obtusish: capsule ovate-urcc-olate, smooth, sub-sessile; c-alyptre tom at the base; lid obliquelybeaked.

apoempa, stem ramose: leaves ovate-acuminate, carinate, naked at thejj,apex: capsule oblong, striate, sub-sessile. On moist trunks. /

michauxiz, Torrey. slenderly caulescent: leaves lanceolate, terminatingin a capillary, white-pellucid and roughish point: pedicel terminal:capsule short-ovate, smooth. Michaux describes this species underthe name gracilis; but this name having been applied to another spe-cies, Dr. Torrey substituted the name of its discoverer. Herb. Tor.i pUifcra, stem erect, branching: leaves densely imbricate, lanceolate,erect spreading and incurved: hairy perieheth large: capsules ovate,.sub-sessile: lid conic, cuspidate.

S. Capsules pednncled, exsert, short.

ovala, stem very branching, fastigiate: leaves lanceolate, obtusish,1erect-spreading, somewhat inflexed, hairy: capsules oblong-ovate ylid convex-conic.

- Gymnostomum. Gr. gumnos (naked) stoma (mouth.)

1. Stem simple, erect.

pyriformc, stem very short: leaves ovate, acute, flat: dimeious; capsule 91 1erect, pear-form; lid obtusely conic; calyptre split laterally.turbinatum, stem shoit, simple, leaves lanceolate, apiculate, serrulate:,capsules somewhat oblong-turbinate; lid convex, obtuse, acumiynate.

splachnoideum, capsule contracted in the middle: leaves deeply serrateat the margin.

2. Stem divided, procumbent or floating,prorepens, stipe creeping—stem erect, short, obtuse: leaves closely- in>'bricate, lance-oval, acuminate: capsules globose; lids subulate.

Remark.—Many species of the genus. Grimmia are referred to thegenus Weissia.

- Hyp'num. Gr. action (moss.)

1. Leaves two-ranked. , ,

sylvaticum, branches divided: leaves imbricate, compressed, spread at jthe apex, lance-ovate, entire, nerveless: lid subulate. Woods. 'dmticulatum, stem simple: leaves imbricate, compressed, spreadingthe apex, lance-ovate, entire, nerveless: lid conic. On trunks anground in woods. Y

serndatum, shoots creeping; branches simple, bearing fruit at the ba Jand middle: lid beaked.

 
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