• k - i r i ' S
: i í ' i -fil
JU N G E R M A N N IA EX C ISA .
(TAB, IX.)
J u n g e rm a n n ia , c a u le p r o s t r a to , s im p lic iu s c u lo : fo liis p a te n ti b u s , s u b q u a d r a ti s , p r o fu n d é em a r g
in a t i s ; f r u c t u t e rm in a l i ; c a ly c ib u s o b lo n g is , a lb id i s ; o r e p lic a to , d e n ta to .
Jungermannia excisa. D i c k s ; Crypt. Fasc. i n . p . u , t. 8 . / . 7- W i t h , i
MANN, Germ. ii. p. 82.
Jungermannnia globulifera. R o t h , Germ. i ii. p. 370 ?
I. p . 8 6 1 . H o f r -
c r is p a t a ; foliis lo n g itu d in a litè r u n d u la tis ; segmentis i lalibus, crispatis.
H a b. In m o st shady woods. Mr. Dickson.—On Ho lt and Edgefield Heaths, in w e t places,
p len tifu l. Ret>. R. B . Francis.—Abundant upon Moushold Heatli, ne a r Norwich, and on
hedge-hanks and heathy places, ne a r Yarmouth.—On th e highland mo u n ta in s o f Scotland.—^
is n o t uncommon in similar situa tions w ith a.
This m in u te P la n t is found in sc a tte red patches, sometimes covering several inches o f surface,
firmly ad h e rin g to th e soil by means o f th e numerous, simple, pellucid, fibrous radicles.
• T h e Stems, which are usually da rk g re en , th o u g h sometimes inc lining to deep brown
o r black, vary considerably in th e ir ex ten t, from h a lf a line to five o r sLx times th a t
le n g th , and are about th e te n th o f a line in d iameter, th ro u g h o u t cylindrical, simple,
o r h e re and th e re p roduc ing a latei-al shoot.
Leaves (f. 4 , 5) a q u a rte r o f a line long, ra th e r closely placed, p a te n t o r horizontal,
(e re c t in va r. /3.) subquadra te , approaching to orbicula r, slightly concave, semi-
amplexicaul a t th e base, a t th e e x trem ity deeply ema rgina te , with a n obtuse sinus,
th e segments acute , s tr a it, and equal in s iz e ; th e color is ra th e r a deep g r e e n ; th e
reticulation small, and fo n n e d by cellules o f a roundish figure.
T h e perichætial leaves (f. 6) differ from th e re s t only in b e in g most frequently trid en ta te .
M ale F r u c t if ic a t io n I have n o t be en able to discover.
F em a l e F r u c t if ic a t io n te rm in a l, m o st ab u n d an t upo n such p lants as a re going in to a s ta te
o f decay.