MUSCI. (MOSSES.) 51 
costa excurrent; pedicels not arcuate nor so flexuous; capsule less obovate, 
ue ily furrowed — dry; mouth larger, not so oblique, and its border 
ooth, rm Sta 
cee Schwegr. Very much smaller than No. 1 or 2; 
form, not furrowed when dry; operculum convex, a ; annulus none; 
pedicels 6-8!’ high, twisted to the right when dry ; spores more than twice the 
diameter of those of No. 1, granular on the surface. Sh ated (Eu.) 
4. EF. serrata, Beauv. Intermediate in size between Nos. 1 and 3; 
pared with the last, the leaves are oa sa spatulate-lanceolate, distantly ‘ad 
sharply serrated above, the costa excurrent; operculum convex, not apiculate ; 
the pedicel 1/-1}/ high, when dry enti to the left its whole length; spores 
larger. — Pennsylvania and southward. 
54. ENTOSTHODON, Schwegr. (Tab. 18.) 
-Calyptra rostrate, cuculliform, inflated below. Operculum depressed-convex. 
Capsule erect, pyriform, symmetrical, ee long-pedicellate. Peristome sin- 
gle: teeth 16, short, somewhat fissile, linear late, inserted below the orifice 
of the capsule, horizontal. Hees a rescence, fumification, oe structure of —— 
in Funaria.— (Name formed of évrocGey, from within, and déev, 
nana to the insertion es the teeth.) 
. E mindéndii, Sulliv. Stems 1-2" ise leaves connivent, 
eaiy rather obtuse, slightly crenate on the concave, costate to 
the apex, areolation large; capsule globose-pyriform, ne te flattish ; pedi- 
cels 5-7" high ; ; calyptra erect, with a straight lide rostrum as long as the 
capsule. —(E. obtusifoliuas, Hook. § Wils. in Drum. 2d coll. No. 36.) — Wet, 
clayey soil, Southern States. — The short-pyriform capsule and the long-subu- 
late rostrum of the calyptra, readily distinguish this species from the nearly 
allied E. Templetoni, Schwagr. and E. obtusifolius,J.D. Hook. (Tab. 18.) 
55. PIHYSCOMITRIUM, Brid. (Tab. 18.) 
Calyptra long-rostrate, mitriform and lobed at the base, or inflated-cuculliform. 
Operculum flattish-convex, with or without an apiculus. Capsule pyriform, 
nual and biennial plants, with the inflorescence, ramification, and structure of 
leaves as in Funaria. (Name from veoxos, something inflated, and prpiov, 
@. little cap.) ’ 
1. P. pyriférme, Br. & Sch. Stems 2!'-5" high; leaves spatalate- 
lanceolate, serrate, spreading, the costa nearly percurrent, capsule globose-pyri- 
page: on an erect. exserted pedicel 5-8" long; calyptra mitriform, lobed. -~ 
2 ground ; extremely common. (Ea.) 
2. P. immérsum, Sulliv. Leaves obovate-lanceolate, serrate, the costa 
; capsule immersed, hemispherical without the operculum, which is 
