80
under side of the stem, numerous, beset with
minute scales, jagged at the apex. Leaves more
or less close and imbricate,
horizontal, in two rows, attenuated,
ovate, cut at the apex
into three obtuse teeth ; surface
a little shining, olive green.
Perichætial leaves embracing
the base of the calyx, composed
of small ovate scales
jagged at the apex. Calyx
oblong, narrower upwards,
59. mouth slit on one side, destitute
of teeth, nearly white. Capsule ovate, dark
shining brown. Elaters bispiral (fig. 59).
Bazzania triangularis, SM.
Stem creeping, branched, leaves imbricate,
obliquely ovate, convex, apices crenate in front,
st ipules orbicular, emarginate and dentate,
plane.
Jungermannia triangularis, Schleich. IL , No.
61. Jungermannia deflexa. Mart. Erl. t. 3, f. 8.
Pleurochisma deflexum, Dumort. S y l l . Jung. 71.
Mastigobryum deflexum, Nees S yn . Hep. 231 ;
Co o ke Hep. f. 126. B a z za n ia triangularis,
Carr, in sched.
var. a tricrenata, Nees. Stem branched,
branches not divergent , leaves imbricate,
ovate-ialcate, decurved a rcuately from the
base, apex three-toothed, st ipules repand,
crenate.
Jungermannia trilobata, p minor, Hook.
Jung. t. 76. Jungerinannia tricrenata, Wahl .
FI. Carp. p. 364. Bazzania tricrenata, Carr,
and Pears. Exs. 122, 123, 266. Mastigobryum
dejlexum «■ tricrenatiim, Carr. Irish Crypt .
var. p innovans, Nees Carr, and Pears. Exs.
No. 124. One or two s lender innovations
from the apex, the lowe r branches now and then
f lagel lately attenuated, leaves
entire or d e ep ly tridentate, with
oblique unequal teeth, stipules
convex, entire or deepH bifid.
Mastigobryum dejlexum, var.
/3 2, innovans, Nees C . L. and
N., S yn . Hep. p. 232.
Stem furcately or alternately
branched, leaves very much deflexed,
cordate-ovate or oblong-
ovate, falcate, dorsal margin arcuate,
narrow at the apex, either
two or three toothed, or entire with the teeth quite
entire ; stipules approximate, quadrate-rounded,
margin above either bifid or crenate or entire ;
perianth cylindrical, arcuate, plicate at the apex,
mouth denticulate and split^(fig. -66).