'J'nh. x a i .
' MI
J'
- i f -
S -
f r
7
JU N G E R M A N N IA PUM ILA .
(TAB. XVH.)
J u n g e rm a n n ia , caule ascendeute, simpliciusculo: foliis cUiptico-ova tis: f ru c tu tc rm in a li-
calycibus oblongo-ovatis, a cuminatis 3 ore contra c to, denticulato.
Jungermannia pumila. W i th . i n . p . 866. i. 1 8 . / . 4. Engl. Bot. 2230.
Lichenastrum Trichomanis fa c ie minus, ab extremltate florens. D i l l . Muse. t. 7 0 . / . 10.
A. B. c. ? ( e x c l. s y n .)
/3. n i g r i c a n s 3 caulibus ramosis, fo liis remotioribus, nigricantibus.
Hab. CAvm Idwell. Mr. Griffith, in W ith .— Oa mounta ins ne a r B autrv, Ireland. Miss
Hutchins.— N ear Belfest. Mr. Templeton.— Both. Dr. Stokes and Dr. Taylor find i t in
th e Dargle, n e a r DubUn.—On rocks a t Studley, Yorkshii-e.— /3, On Craigalleach, in
Breadalbane.
O b s . I t produces capsules in May and Ju n e .
T h e P l a n t grows in small and loosely-entangled patches, he re au d th e re sending fo rth , from
th e u n d e r side o f th e stem,
Roots, which a re simple, pellucid, and o f a w h itish color.
Stems a b o u t h a lf a n inch in len g th a n d th e te n th o f a line in d iameter, e ith e r wholly
p ro cum b en t, o r, as is g ene ra lly th e case, asc endant towards th e ex trem ity ; for th e
m o s t p a r t simple, th o u g h occasionally divided, and in Far. fi ( f 8) n o t unfrequently
th row in g o u t young shoots from tlie ir sides.
Leaves a b o u t th e th ird o f a line in len g th , r a th e r closely placed, especially in a ; th e ir
p osition va ry in g from h o rizonta l to e rect, n o t only in different individuals b u t often
on th e same p la n t ; th e ir figure ovate, approa ching to elliptical, sometimes nearly
ro u n d : in fe rtile specimens th e uppe rm ost a re th e la rg e s t (f. 3 ) ; in ba rren ones th e
contra ry is th e case (f. 8) : all o f th em ai-e somewhat concaA-e, and a t th e base semi-
am p lo x ic au l; a t th e ex trem ity I liave, in tAvo o r th re e instances, rema rked a slig h t
an d vei-y obtuse n otch, b u t Avhethcr i t arose fi-om accident o r n o t I am u n ab le to