MUSCI. (mossEs.) (65) 665 
6. C. Drovisitumy Biel: Tis. etston subfasciculate ; bran ches 
ea terete ; ‘Ieaves crowded} ova d oblong-ovate, the point ex- 
tended and suber tiie thie margins sliguttjorelexed ; annulus large ; inner 
peristome abortive, or ami embrané lining the teeth. — Dry placesyon trees, &e., 
Western and Southern Steal not common. Fruits sparingly; . 
Trise XXXIL NECKERE. 
76. NECKERA, Hedw.; Bryol. Europ. (Tab. Vv) 
Calyptra cuculliform. Operculum grils, yostellaie: Capsule oval, erect, 
cellate, immersed or exserted. ; the e exterior 16.10 ong mt 
ear-acuminate teeth ; the interior 16 subulate cilia, more or'] vel 
basilar membrane very narrow. Inflorescence monecious or dicecious. _ 
large species, conspicuous for their flat broad stems, and shining, com 
ovate-lanceolate, scarcely costate, and mostly transyersely undulate ws of a 
thin, smooth texture, and a minute elongated-rhomboidal areolation. (Named 
for NV. J. Necker.) 
1. N. pemnata, Hedw. Monecious ; branchlets obtuse; leaves acumi- 
nate ; capsule immersed in the long perichextial leaves ; cilia of the inner peri- 
stome obsolete or rudimentary. — of trees; common in mountainous 
districts. (Tab. V.) (Eu.) 
2. N. complanata, Bryol. Europ. Dicecious ; branches often attenu- 
ated, flagelliform ; leaves ovate-oblong, obtuse, apiculate, not undulate ; capsule 
long-pedicelled, exserted ; peristome wit a half as long as the teeth. — (Les- 
kea ae, oo ata, Hedw.) — On rocks, New England, Alleghany Mountains, and 
Tennesse (En.) 
7. OMALINA, (Brid.) Bryol. Europ. (Tab. V.) 
Calyptra cuculliform. Operculum conic, rostellate. Capsule oblong, erect, 
or se cernuous, pedicellate. ha ape in Hypnum. Inflore rescerine 
moncecious. — Ramification irregular; stems and branches flat, interruptedly 
leafy ; sae complanate, ovate-oblong, semi-costate, obtuse, apiculate, shining, 
with a minute rhombic areolation. (Name from dpadds, flat, referring to the 
stems and branches.) (Tab. V.) 
1. O. trichomanoides, (Brid.) Bryol. Europ. Main branches ascend- 
ing, arcuate-incurved, irregularly ramulose ; leaves often somewhat falciform, 
lax, pale-green, serrulate above ; capsule oval-oblong ; ciliolee of the inner peri- 
stome rudimentary or absent. — On rocks, about Yoke’ Superior, but rare, Drum- 
mond. (Eu.) 
2. O. Jamesiana, W. P. Sch. niss. Found by Mr. Thomas P. James 
on the White Mountains, New Hampshire, and on the Catskill Mountains, New 
York. —(Hypnum trichomanoides, James, Enum.) — We have seen no deserip- 
tion of this species, and our specimens are too imperfect (being without fruit) to 
exhibit the distinctive 
3. O.t Wrightii, sale (Muse. Bor.-Amer., No. 269.) Stems pros- 
