72 
EEBXY COMBES. 
S. crenato-lobatum has fronds of the ordinary 
form, bnt, as its name implies, the edges are lobed 
and indented; it has the striking peculiarity, that 
it hears masses of seed, very frequently quite round, 
on its upper surface, as well as seeds of the usual 
form on the under. 
8. obtusidentatum has its fronds more or less' 
deeply lohed, the lobes separated from one another, 
and coarsely but regularly toothed. The apex of 
the frond is usually round , the midrib stopping 
short about half an inch from the top. It is an 
extremely pretty variety, and was named by Mr. 
Moore from plants we had the pleasure of sending 
him from the neighbourhood of Ilfracombe. 
8. crispum .—Eronds having the margin much 
undulated, so as to lie in folds when pressed; 
barren.—Marwood. 
S' variabile has three or four different-shaped 
fronds on the same plant. Mr. Moore thus de¬ 
scribes it: — “ The fronds are either normal, 
branched, reniform or bi-reniform, abrupt, and 
often partially or wholly unite two forms on one 
stipes.” In some plants which we have found, 
many of the fronds consisted of two reniform lobes, 
standing so as to give the form of a goblet. Me 
have now had it under cultivation for two years, 
and so far it has proved constant; we have ob- 
