EXPLANATION OF THE PLATES.
N. P. — The figures of those genera of Mosses and Liverworts to which an asterisk ( * ) is
jirefixed, are from original drawings. The species selected for illustrating the genera are
figured of the natural size : their details are more or less magnified. — The sign 5 on the plates
indicates tho antheridia.
Genera o f Mnscl.
ERRATA.
Page 54, lino 11 from bottom, and page 55, line 13, for “ D. h . Eaton ” read
“D. C. Eaton."
Page 56, line 12 from bottom, for “ Dychelyma” read “ Dlchelyma.”
T a b . I.
ANDRÆA. — Plant, capsule before dehiscence, the same after dehiscence, and calyptra of
A. rupestris, Turn. : after Schimper.
* SPHAGNUM.—Plant, capsule w ith remains of the calyptra, tho same cu t lengthwise, and
operculum of S. cymbifolium, Dill.
* ARCÏÏIDIUM. —Plant, and a plant enlarged, capsule w ith base of the calyptra, and upper
portion of the calyptra o f A. Ohioense, Schimper.
PHASCUM. — Plant, the same enlarged, capsule, and calyptra of P. cuspidatum, Schreb. :
after Schimper.
» CllUCniA. — Plant, and a plant enlarged, capsule, and calyptra of B. brevifolia, StiUiv.
GÏAINOSTOMUM.— Plant, capsule, operculum, and calyptra of G. rupestre, Schioægr.:
after Schimper.
WEISIA. —Plant, capsule w ith operculum and calyptra, and five teeth of the peristome of
W. viridula, Brid. : after Schimper.
RIIABLO'WEISIA. — Plant, capsule with operculum, capsule when dry, three teeth of the
peristome, and calyptra of R. fugax, Bryol. Europ. : after Schimper.
DICRANODONTIUM. —Plant, capsule with the operculum, two 2-parted teeth of tho peristome,
and calyptra o f D. iongirostre, Bryol. Europ. : after Schimper,
ARCTOA. —Plant, capsule with operculum and calyptra, and two teeth of the peristome of
A. fulvella : after Schimper.
SELIGERIA. — Plant, capsale with operculum and calyptra, and three teeth of the peristome
of S. tristicha, Bryol. Europ. : after Schimper.
BARBULA.—Plant, capsule with operculum, the peristome, and calyptra of B. unguicn-
lata, Hedw.: after Schimper.
CERATODON. — Plant, capsule with operculum, capsule when dry, two 2-cleft teeth of the
peristome, and calyptra of C. purpureus, Brid. : after Schimper.
FISSIDENS. — Plant, capsule with operculum, two 2*cleft teeth of the peristome, and calyptra
of F. taxifolius, Hedw. : after Schimper.
CAMPYLOPUS. — Plant, capsule with operculum and calyptra, two teeth of the peristome
with a portion o f the annulus, and calyptra of C. fiesuosus : after Schimper.
TRICHOSTOMUM. — Plant, capsule with operculum, three teeth of th e peristome, and
calyptra o f T. tortile, Schrad. : after Schimper.
CONOMITRIUM. — Plant, capsale with operculum pedicel and perichætial leaves, three
teeth o f the peristome, and calyptra of C. Julianum, Mont. : after Schimper.