Jungermannia turbinata, Raddi.
Stems spreading on the ground ; leaves
suborbicular, loosely reticulate, obtusely bidentate
; per ichæt ial leaves axe-shaped,
bidentate ; perianth turbinate.
Jungermannia turbinata, Raddi. Jung. Etrus.
t. III., f. 2, 3 ; Dumort . Hep. Eur. 79 ; Carr,
and Pears. Exs. 103, 104, 240. Jungermannia
corcyroea, G. L. and N. S yn . p. 103.
In mountain regions.
Stem creeping, ascending, loosely radiculose,
somewhat branched ; leaves semi-vertical, spreading,
orbicular, repand, and wavy, loosely reticulate,
narrowly bifid, sinus obtuse as well as the laciniæ.
Involucral leaves axe-shaped, unequally bidentate,
spreading at the apex, convolute at the base ;
perianth obconical or top-shaped, even, obtuse.
— {Plate 4, fig. gó.)
Jungermannia incisa, StArad.
Stem procumbent, near ly simple, compressed,
leaves accumbent, concave, quadrate,
undulate, subtrifid, incised; perichæt ial leaves,
3-4-fid, denticulate ; stipules none ; perianth
terminal, obovate, mouth torn.
Jungermannia incisa, Schrad. Samm. 2, p. 5
Hook. Br. Jung. t. 10 ; Eng. Bot. t. 2528
Gott. and Rab. Exs. 228, 229, 407, 487
Carr, and Pears. Exs. No. 241 ; Cooke Hep
fig. 82.
Tn moist places, bogs, &c. (Fr. Winter and
Spring.)
Forming small dense patches of pale green,
firmly attached to the ground by numerous radicles.
Stems prostrate, 4 inch long, generally simple ;
leaves rather distant at
the base, become larger
and more approximate
upwards, subquadrate, a
little embracing and decurrent
at the base, anterior
margin a little
involute ; apex three or
four toothed, segments unequal, crisped and distorted,
their margins frequently toothed (fig. 138).
Perichætial leaves trifid or quadrifid, the segments
more equal than in the stem leaves. Fruit terminal.
Calyx obovate and plicate, contracted, and
torn at the mouth. Calyptra obovate, whitish.
Elaters bispiral. Gemmæ produced in December
and January.
Jungermannia Pearsoni, Spruce.
Dioicous, small, stem furcate. Le a v e s distant,
transverse, broadly wedge-shaped, complicately
keeled, de eply bifid, segments erect,
parallel to the stem, ovate, acuminate. Male
inflorescence in the middle of the stem or
branches.