< 140 “BRITISH FERNS, 
and turfy heath-peat, with a small portion of thoroughly 
_ Yotten leaf-mould, and it must be kept in a green- 
house, or in a frame, or covered by a hand-light,” 
Mr. Wollaston, however, Suggests to me that it might 
be planted between pieces of stone on rock-work, with 
@ southern aspect, and in a very sheltered situation, 
protected completely from every ray of sunshine. I a 
find this plant invariably killed by severe frost. In 
many of its native localities the Sea Spleenwort is so 
firmly fixed in the fissures of the rock as not to be 
removed without the greatest difficulty, and rarely 
without the danger of inflicting some fatal injury on 
the caudex and roots: in other localities it roofs the 
_ Sandstone caves, spreading its roots like a carpet over 
_ the soft sandy surface, and may be removed with the 
_ greatest ease; when obtained from such localities its 
cultivation is comparatively easy, : 
36. GREEN SPLEENWORT, Virnwe. 
_ Asplenium viride, Hudson, B. F. 248. 
‘The candex is black, scaly and tufted: the fronds 
appear in May and June, and, arriving at maturity in 
August, remain green throughout the winter; they 
always fertile. The stalk is half as long as the 
+ the basal portion is black or purplish, the 
ris of a vivid green: the leafy portion of the 
