/ I
sinus, margins entire (fig. 144). Amp h ig a s t r ia large,
spreading, lanccolatc-acuminatc. Diociou.s. I n volucral
bracts two, the u ppe r one a d n a te a t the
base ; segments acute, sharply
dentate. Pe r ian th contracted
above, a t length faintly 3-4
p lic a te ; a p e x slightly crenate,
splitting on one side. Calyp-
tra conna te . Capsulcoval,deep
b r ow n ; spores spherical, ru fous
brown, lO/x diam. E l a ters
bispiral.144. Ma le p lan ts distinct,
densely cæspitose.
G en u s 29. SACCOGYNA, Dumort.
Involucre none. Per ianth affixed laterally
b y the margin of the apex, saccate, pendulous,
naked, smooth, or e v e r yw h e r e pilose ;
mouth circular, base connate with the calyptra,
not bearded at the insertion. Capsule naked,
four -valved, v a lv e s straight. Elaters double,
naked, deciduous.— Dumort. Comm. p. 1 13
(1822) ; / / / . . /. 3 , / 33.
Dioicous. Pc rigynium a t first bud-like, inferior,
proceeding from the axil of an amphigas trium, at
length oblong, pendulou.s, fleshy, sublateral, shortly
stipitate, surmounted by th e remains of the involucral
bracts. Pe r ianth wanting. Ca lyptra connate,
for most of its length with the outer walls,
the dome-like a p ex alone free. Capsule oblong,
quadrivalvate. Male spikes minute, inferior, rising
from the amph ig a s tr ia o f separate in d ividua ls -
Carr. Brit. Hep. 44.
Saecog-yna vitieulosa, Linn.
Stem procumbent, b ranched; leav es accumbent,
ovate, e n t i r e ; st ipules ovate-lanceolate,
margin denticulate.
Jungermannia vitieulosa, Linn. Sp. 1 5 9 7 ;
Eng. Bot. t. 2 5 1 3 ; Hook. Br. Jung. t. 60;
Mack. Hib. II., 63. Saccogyna vitieulosa,
Dumort. Comm. p. 1 1 3 ; Cooke Hep.
f. 1 15 , 116, 1 17 , 1 1 8 ; Carr, and Pears. Exs.
No. 12, 13, 1 4 ; Carr. Br. Hepat., p. 47, t. 9,
f. 28.
S h a d y rocks in woods and heaths.
Atta ch ed to Sphagnum, or the surface of rocks,
forming depressed
p a t c h e s s e v e r a l
inches in circumf
e r e n c e . S t em s
filiform, slightly
f l e x u o u s (fig.
145). Innovations
dis tant. Rootlets
sparse. Leavesdis-
14Ó .
tichous, closely imbricate,
alternate, horizontal, plane, ovate, obtuse
with a broad subde cur rent base (fig. 147); margin
1;