HEPATICE. (LIVERWORTS.) 93 
24. JUNGERMANNTA, L.  Scare-Moss. (Tab. 22.) 
Fructification terminal on the main stem, or on a short branch. Involueral 
leaves free, like or urlike the stem-leaves. Perianth tubular, more or less an- 
gled; the mouth laciniate. Calyptra included, rarely projecting. Capsule 
globose or oval. Elaters with two spiral fibres. Antheridia in the base of in- 
flated perigonial leaves. Stem-leaves entire, or 2—many-lobed. (Dedicated to 
Jungermann, a German botanist of the 17th century.) 
Leaves and amphigastria alike, 2 - rea 
1. J. trichophylifa, L. Stems flaccid, — : wae and amphi- 
gastria 3-—4-parted; the divisions straight, rising es pag each com- 
posed of a single row of tubular cells ; bei th branch lengthen ih ES 
nearly cylindrical, coatracted and toothed at the mouth. — Deca 
inate, pale-colored species. (Eu.) 
2. J. setacea, Weber. Leaves and amphigastria 2~3-cleft; the divis- 
ions incurved, each composed of two rows of cells; fruit-bearing branch short ; 
mouth of perianth ciliate. — On the ground, &c. — Smaller than No. 1, brownish- 
colored. (En. 
%* * Leaves 2-cleft or (from No. 7-11) 2~6-cleft: amphigastria none, except in 
No. 7 and 8. 
3. J. connivens, Dickson. Stems creeping, flexuous; leaves nearly 
orbicular, with a broad decurrent base, distant, a little wider than the stem, 2- 
cleft to 4 or 4 of their length, the sinus obtuse; segments acute, connivent; 
areolation ae involucral leaves 3 -5-cleft; perianth slender, the mouth 
iliate wood. (Tab. 21.) (Eu. 
4.05 enievitetin; Dickson. Fruit-bearing branch short; stems creep- 
ing; leaves imbricated, ascending, nearly orbicular, inflated at the ventral base, 
lunately 2-cleft; the long-linear, inflexed; invol 
leaves erect 
2-3-cleft, serrate; perianth narrow, olidiidteinnpvlan, the mouth denticulate. — 
Rotten logs, &e. (Eu.) 
5. J. bie idata, L. Fruit-bearing branch short; stems loose, pro- 
cumbent ; leaves distant or crowded, half vertical, ovate, a little wider than the 
stem, 2-cleft to the middle, the sinus obtuse; segments acute; involucral leaves 
spreading at the apex, 2~5-cleft, scalaatearacaiy perianth elongated, the 
mouth denticulate.— A small and common species. (Eu.) 
6. J. divaricata, Engl. Bot. fa branch } stems 
prostrate, rigid, thick ; Son distant, spreading, rather fleshy, ejsiiiing the 
stem in diameter, oblong, the sinus and segments acute; involucral leaves nu- 
merous, _imbricate d, 2-3-cleft, serrulate; perianth oval, plaited above; the 
mouth membranaceons, denticulate. (J. byssacea of authors.) — Among Mosses 
and on decayed woods. — A minute, dark green species. (En.) 
7a amis, Ebrhart. Stems erect or ascending, and, with the 
leaves, terete-sulcate; leaves toothed at the -4-cleft; the lobes chan- 
nelled, ovate-oblong, acute; amphigastria sine at the base, deeply 
2-cieft, with lanceolate segments ; perianth ov! al, plaited. — Alpine regions of 
the White Mountains, Oakes. (Eu) 
