88 
BRITISH FERNS.— SUB-ORDER II. TRIBE 9. 
54. uncinatum, Moore. Found in 1863, in County Clare, by Mr. 
A. Stansfield. 11x2 inches. Apex rounded ; costa crooked ; and 
the basal lobes twisted in the way of a hook. 
55. variabile, Lowe (crispum-variabile, Jones ; and crispum- 
diversifrons, Jones'). Raised in 1874 by the late Colonel Jones. 
13X4J inches. Stipes, 4^ inches. Fronds broadest at the base. 
Occasionally normal, but sagittate ; fertile fronds, varying in width 
from 2 to 3^ inches. 
*56. Willsii, Lowe (crispum Wills, Wollaston). Found in Somer- 
set in 1870 by the late Mr. J. Wills. 17x4 inches. Broad, long 
stalked, and beautifully crisped. 
57. Wollastoni, Lowe (sagittato-crispum, Wollaston). Found 
in 1855, in Hants, by Mr. G. B. Wollaston. 23X3J inches. Basal 
sagittate lobes, 4 to 5 inches wide. A grand form. 
Note. — There are several forms of Crispum that have been 
recently found near Chepstow, which are not yet fully enough 
developed to be included. 
Section / 3 . UNDULATUM. (Wavy, but not crispy.) 
1. asperitate, Lowe. Raised by myself. 6x1 inches. Very 
rough ; subspiral as well as undulate. 
2. capitatum, Lowe. Raised by the late Colonel Jones. Length 
9 inches. Dividing into two leafy branches, twisting into a capi- 
tate head. 
3. cochleato-multifidum, Lowe. Raised by myself in 1879, 
differing from “ cochleatum ” in having a spirally coiled branching 
apex. 16x2^ inches. 
4. cochleatum, Lowe. Raised by myself in 1879. The apex 
turning spirally like a snail’s shell ; a well-marked undulate form. 
5. contractum, Lowe. Found in Devon, by the late Mr. C. 
Jackson. Lower half undulate, above contracted and partially 
marginate. 
6. cristatum, Lowe (undulato-cristatum, Stansjielil). Raised by 
Messrs. Stansfield about 1877. 
*7. daphnites, Lowe. Raised by myself. Rugose, undulate, 
but not marginate. 12X ij inches. Bold stiff fronds, widest in the 
centre. 
8. extans, Lowe. Raised by myself. Base of the prominent parts 
rugose ; prominences very stiff and half an inch long. Spirally 
twisted ; a distinct wavy form. 5 X inches. 
9. Haburnense, Lowe. Found at Haburn Wyke by myself. 
28X3 inches. Only slightly undulate. A giant form with a multifid 
tip. 
10. multifidum, Lowe (undulato-multifidum, Wollaston). Apex 
multifid, but scarcely wider than the frond. Found in 1862 at 
Witherslack by Mr. J. M. Barnes, also in Lancashire in 1877 by 
Mr. Stewardson. Frilled as well as crested. 
11. prodigiosum, Lowe. Raised by myself 8x1 inches. Un- 
dulate and depauperate. A twisted, crested apex, 3 inches wide. 
