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[ 1710 ]
BARTRAMI A ithyphylla.
Straight-leaved Bartramia.
CRYPTOGAMIA Musci.
G en. Char. Capsule spherical, at length furrowed.
Outer fringe of 16 tapering teeth; inner a plaited
membrane.
Spec. Char. F ru it-s ta lk s e re c t, lo n g e r th a n th e stem s.
L e a v e s c a p illa ry , w ith a v e ry b ro a d b a s e , e n tire ,
v e ry s tra ig h t w h e n d ry .
Syn. B a rtram ia ith y p h y lla . Bridel. Muse. v. 4 . 1 S2 .
t . \ . f 6. Turn, and Dillw. Bot. Guide, 730.
Winch, Bot. Guide, 113.
M r . S O W E R B Y in fo rm s m e th a t th is m o ss was first fo u n d
in G re a t B rita in b y h is 2d so n M r . G eo rg e Sow erb y , in M a y
1 8 0 3 , a t L ly n -v a c h , n e a r P o n t-n e d d -v e c h a n , in S o u th W a le s ,
sin c e w h ic h it ha s b e en se n t h im b y th e R ev. M r . D a lto n from
Y o rk s h ire , an d M r . W in c h from N o rth um b e rla n d . I t is
p ro b a b ly , as Bridel ob se rv es, n o t u n c om m o n in E u ro p e ,
h a v in g b e en e asily ove rlo o k ed fo r B. pomiformis, v. 14.
t . 998, an d a c c o rd in g to h im , ta k e n fo r th e la tte r even b y th e
e x c e lle n t P ro fe sso r Sw a rtz .
I t differs from th e species ju s t m e n tio n e d in h a v in g lo n g e r,
n a rrow e r, q u ite c ap illa ry , an d a lm o s t p e rfe c tly en tire leaves,
( th o u g h very m u c h d ila ted a t th e ba se ,) w h ic h in every sta te
o f th e p la n t, w h e th e r d ry o r w e t, a lways rem a in p e rfe c tly
s tra ig h t, and th is is k n ow n b y ex perienc e to b e a good specific
difference. T h e c ap su le s g row o n lo n g , te rm in a l, u p r ig h t,
th o u g h n o t q u ite stra ig h t, fru its ta lk s , an d are larg e r th a n th o se
o f B. pomiformis. W h e n rip e th e y a re deeply an d reg u la rly
m a rk e d w ith 16 fu rrow s.