702 336. Jungermannia. 13. HEPATICiE. Pl. cell, f oh 
branches ; calyx oblong, smaller at both ends ; mouth con- 
tracted, slightly toothed. 
Jungermannia sphagni, Dickson Crypt. 1 , 6 ; Engl. Bot. 2470; Hooker 
Jung. 33. 
In marshy places, among sphagna; October to April. 
31. Jungermannia cordifolia. Heart-leaved jungermann. 
Stem upright, bent, forked ; leaves upright, hollow, heart- 
shape, rolled round ; fruit terminal and axillary ; calyx 
oblong ovate, slightly plaited ; mouth minute, toothed. 
Jungermannia cordifolia, Hooker Jung. 32. 
On moist places in alpine mountains ; August to March. 
32. Jungermannia pumila. Dwarf jungermann. 
Stem ascending, mostly simple; leaves elliptical, ovate; 
fruit terminal ; calyx oblong, ovate, pointed ; mouth con- 
tracted, slightly toothed. 
Lichenastrum trichomanis facie, minus, ab extremitate florens, Dillen 
Muse. 70, 10. 
Jungermannia pumila, Withering Arr. 3, 866 ; Engl. Bot. 2230 ; Hooker 
Jung. 17. 
On alpine rocks and mountains; May and June. 
(3. nigricans. Stem branched ; leaves distant, growing 
black. 
33. Jungermannia lanceolata. Spearshape jungermann. 
Stem lying down, seldom branched; leaves spreading, 
ovate rather rounded ; fruit terminal ; calyx oblong, cylin- 
drical ; tip depressed, flat ; mouth contracted, slightly 
toothed. 
Lichenastrum capitulis nudis, trichomanis facie, foliolis densius con- 
gests, minus, Dillen in Raii Syn. 112, 13. 
Jungermannia lanceolata, Lin. S. P. 1597 ; Hooker Jung. 18. 
On moist places in woods, and trunks of rotten trees. 
g. Stem round ; leaves scattered ; stipules 0. 
34. Jungermannia trichophylla. Hair-leaved jungermann. 
Stem creeping, irregularly branched ; leaves tiledlike on 
all sides, in bundles, bristlelike, jointed, spreading, straight ; 
fruit terminal; calyx oblong; mouth contracted, fringed. 
Lichenastrum trichodes minimum, in extremitate florens, Dillen Muse. 
73,37. 
Jungermannia trichophylla, Lin. S. P. 1601 ; Engl. Bot, 2252; Hooker 
Jung. 7. 
On turfy heaths, and moist rocks. 
