HEPATICE. (LIVERWORTS.) (95) 695 
7. J. obtusifOlia, Hook. Stems ascending, simple ; lobes of the leaves 
ai g, obtuse or acute, ard micgicroate the ventral scymitar-shaped ; the 
cial: ‘mtinller, eae ry, hilly situations, on the ground. (Eu.) 
18. ns, L. aad fears _e dorsal lobe of the leaf ovate, 
the ae ‘ea oblong-ovate, scymitar-shaped, both with a broad pellucid 
line in the middle; peri: uh 3 ‘seas e, cylindrical, the mouth plicate-dentate. — 
Moist banks, in hilly distri (Eu.) 
25. ein Lindenberg. (Tab. te 
yP 
Antheridia in the angles of small and saccate equally 2-lobed perigonial leaves. 
Stem-leaves complicate -2-lobed ; the dorsal lobe smaller. Amphigastria none. 
sar probably from oxamdvy, a shovel; from the shape of the lobes of the 
es.) 
. S. memorosa, Nees. Stems ing, crowded; leaves ciliate- 
satis each lobe co eg obtuse ; the aici’ ta alias twice as 
as the other. — Common on moist banks, &c. — A variable species, }/ to 3’ long, 
pale yellow, green, or ieee texture of the leaf rather firm, (Eu.) 
2. S undulata, Nees & Mon e. Leaves ciliate-denticulate or entire, 
except at the summit of the stem, where they are equal; of thin and flaccid tex- 
ture (green or purple.) — Mountainous districts. (Tab. VIII.) (Eu.) 
bre ra, Tayl. (in Lond. Jour. Bot. 1846.) Stems ascending ; 
leaves dentate, deeply 2-lobed, lobes rotund-triangular, the upper one much 
rianth 
narrow base surrounded by lanceolate, serrate scales; involucral leaves long as 
the perianth.— Near Philadelphia, Dr. Watson. 
26. PLAGIOCHILA, Nees & Montagne. (Tab. VIIL) 
Fructification terminal or lateral. Involucral leaves 2, larger than the cauline. 
cate, entire or ciliate-toothed. Calyptra membranaccous. Capsule oval. Ela- 
ters with two spiral fibres. Antheridia covered by small and ventricose-imbri- 
cated perigonial leaves. Stem-leaves with the dorsal margin decurrent and re- 
flexed, often turned to one side (whence the name, from mAdy:os, sideways, and 
x'Ads, herbage). 
: * | Amplugastria none : orifice of the 
» Nees & Montagne. Stems creeping, the branches as- 
‘cending ; leaves seals, oblique, spreading, sect as 2 the dorsal 
margin entire, the ventral and the apex spinulose-toothed ; perianth lateral. — 
Banks of rivulets, Alleghany Mountains. 
2. P. asplenioides, Nees & Montagne. Leaves somewhat imbricated, 
th toothed ciate 
