HEPATICZ. (LIVERWORTS.) (101) 701 
33. PTILIDIUM, Nees. Frincep Scarte-Moss. (Tab. VIIL) 
Fructification terminal on short branches. Involucral leaves 2-4, four-cleft. 
Perianth terete, obovate ; the mouth connivent, plaited, aise Calyptra 
pear-shaped, coriaceous. Capsule ovate. Elaters with two spiral fibres. In- 
florescence dicecious. Antheridia covered by clos one oy perme perigonial 
eaves. Stem-leaves complicate-2-lobed, each lobe divided. Amphigastria 4- 
5-lobed. (Name a diminutive of mriXov, a downy Pees se the cut-fringed 
iage.) 
ciliare, Nees. Stems crowded, somewhat pinnate ; leaves edt 
and PTS, both lacerately ciliate, the fringe long and setaceous. — Rotte 
ey in woods. (Tab. VIII.) (Eu.) 
34. SENDTNERA, Endl. (Tab. VIL) 
Fructification terminal. Involucral leaves numerous, incised, free or connate 
at the base. Perianth tubular, deeply many-cleft. Calyptra us. Cap- 
sule globular. Elaters free, with two spiral fibres. Antheridia upon proper 
branches in ‘he axils of ventricose perigonial leaves. Stem-leaves 2-5-cleft or 
entire. Amphigastria 2-many-cleft. (Named for O. Sendtner, a German bot- 
anist.) 
1. S. ju nipérina, Nees. Stems erect, nearly pr pire elongated ;" 
ve and amphigastria almost alike, oblong, curve sided, 2-cleft to 
e middle, the istics lanceolate. — High mountains. SS eae eid, reddish- 
rown. {Tab. (Eu.) 
35. TRICHOCOLEA, Nees. Downy Scatz-Moss. (Tab. VIII) 
Fructification situated in a fork. Involucral leaves numerous, coalescent into 
an oblong and truncate coriaceous hairy tube, concrete with the calyptra. _ Peri- 
anth none. Capsule oblong. Elaters with two spiral fibres, free. ‘Antheridtia 
on the upper side of the stem in the axil of leaves. Leaves palmately divided ; 
the divisions laciniate. Amphigastria present. (Name composed of @pi&, hair, 
and koXeds, a sheath; from the hairy involucre.) 
. Tomentélla, Nees. Stems forked, 2-3-pinnately branched ; 
sires of the 4—5-divided leaves capillary-many-cleft ; amphigastria seta- 
te many-cleft. — Moist places, in — patches. — Foliage pale green, soft- 
airy. (Tab. VIII.) 
36. MASTIGOBRYUM, Nees. Great Scave-Moss. 
(Tab. VILL. 
Fructification terminal, on short proper branches, arising from the axils of the 
amphigastria. Involucral leaves small, narrow, acutely incised at the apex. 
