MUSCI. (MOSSES.) 39 
BR. microcarpum, Brid. Tufts rather compact; stems slender, 
fasciculately branched, with numerous short branchlets ; leaves yellowish, spread- 
iaph 
ing 
motely serrated hair-point ; areole everywhere elongated and sinuous; capsule 
small, ae teeth of the peristome short.— Dry rocks, Alleghany Moun- 
tains. (Eu.) 
5. Pe wi anuginosum, Brid. Patches loose, extensive, hoary; ste 
much elongated (4/-10'), slender, flexuose, fragile, with fasciculate branches ; 
sule small, ovate-oval, on a short scabrous pedicel; teeth of peristome very long, 
2-cleft, filiform. — Rocks, White Mountains, New Hampshire, Oakes. 
6. peeningrenny Brid. Patches loose, large, yellowish-green or hoary ; 
stems 2/—4! long, more or less fasciculately branched; leaves spreading, re- 
curved, Bent cy with a short erose-denticulate hair-point, papillose on 
h surfaces, the margins recurved; areolation as in No. 5; capsule ovate- 
oblong, on a long smooth pedicel ; teeth of the peristome as long as the capsule, 
very slender, 2-parted, nodulose. — With the last, Oakes. (Eu.) 
Tre XVI. HEDWIGIES. 
40. HEDWIGEA, Ebrh. (Tab. 16.) 
Calyptra small, conic, smooth, sometimes hai Operculum plano-convex, 
witi or without a central papilla. ages shee; erect, entirely immersed, 
very short-pedicellate. Peristome none. Inflorescence moncecious: male flowet 
mmiform, axillary.— Habit and <e8 S of growth like Schistidium: stems di- 
chotomously or irregularly branched; leaves spreading, ovate-lanceola — 
ape 
margins ; cellules at the central base elongated and subflexuous, elsewhere npr 
and quadrate. (Dedicated to the distinguished cryptogamist, J. G. Hedwig.) 
1. H. ciliata, Ehrh. Stems 1/-4! long, rooting at the base only; leaves 
SESE secund, with a longer or shorter diaphanous point. — On rocks and 
ers ; very common, forming large and hoary glaucous-green patches. 
he 16.) (Eu.) 
Trex XVIL BUXBAUMIES. 
41. BUXBAUMIA, Haller. (Tab. 17.) 
atk a 
late, small, covering the operculum only. Oper- 
eakuas small, conic, hes Capsule large, donguted-ovnes; oblique, flat on the 
upper side, convex and gibbous underneath, apophysate, long-pedicellate. Peri- 
stome double (7); the exterior an irregularly incised membrane, composed of 
3 or 4 layers of elongated cellular tissue, or 16 linear moniliform papillose teeth ; 
the interior a whitish and conic "igs membrane. Inflorescence monecious: 
male flower iform ; antheridium solitary, ish. — Minute annuals or 
biennials ; stems scarcely any, partly buried in the soil: leaves few (5 or 6), scale 
