ATHYRIUM. 413 
_[3._C. alpina (Desv.); frond lanceolate bipinnate, pinnee ovate, 
pinnules ovate deeply pinnatifid with broadly and shortly linear 
segments partly cloven and slightly toothed at the end.—N. 157. 
E. B.163.—Fronds very much divided but compact and close. 
—On a wall at Low Layton, Essex, where it is still occasionally 
found. Not a true native. P. VII.] 
_4. C. montana (Link); fronds triangular tripinnate, pimne and 
pinnules spreading, lobes pinnatifid with linear notched segments. 
—Moore 89.—-Fronds in shape like those of P. caleareum, small, 
short, very finely divided. Lower pair of pinnee much the largest ; 
their lower larger than their upper pinnules. Stipes long, slender. 
Rhizome creeping extensively, black. Breadalbane Mountains. 
Ben Lawers. Corrach Uachdar. P. VIII? 8. 
[Onoclea sensibilis is naturalized in one spot near Warrington. | 
Tribe III. Aspleniee. 
7. Atuyrium Roth. 
1. A. Filix-feemina (Roth); frond lanceolate pinnate or pinna- 
tifid, pinne linear, pinnules linear-oblong deeply serrate or pin- 
natifid.—ax. A. converum (Newm.); frond bipinnate, pinnules 
toothed narrowly triangular-lanceolate convex remote not con- 
nected toothed, upper ones minute confluent, sori ultimately con- 
fluent. N. 245. A. rheticum Roth. Pinnules long, narrow, 
with deflexed edges, inclosing the sori; their attachment broad ; 
segments gradually decreasing from the base of pmnule.—8. A. 
Filiz-feemina (Roth) ; frond bipinnate, pinnules pinnatifid oblong- 
lanceolate bluntish flat remote not connected, segments oblong 
patent with lateral and terminal sharp teeth. N. 237. Frond. 
much divided, dark green. Pinnules much narrowed at their 
base. Sori distinct.—y. A. molle (Roth); frond pmnate, pin- 
nules toothed oblong blunt or slightly pomted flat remote all 
connected by wing of midrib or lower ones distinct, segments 
ovate bidentate lowest with 3 uppermost with 1 tooth. N. 245. 
Frond scarcely more than pinnate, bight green. Pinnules 
attached by a broad decurrent base. Sori distinct, in 2 rows. 
Sometimes (A. trifidum Roth?) the pinnules are much less con- 
nected, moderately cut, have a narrow attachment, and lobes with 
more numerous but connivent teeth.—d. A. latifolium (Bab. 
MSS.); frond bipinnate, pinnules ovate blunt flat contiguous 
(overlapping) laciniate distinct, lobes oblong. Height 3—4 feet. 
Breadth 8—9 inches. Dark green. Pinnules with a narrow 
stalklike attachment. Sori distinct, in 2 rows.—Wet shady places. 
8. near Keswick. P. VI. VII. 
[2. A. fontanum (Presl); frond linear-lanceolate bipmnate. 
