LASTREA. 
525 
6. L. rig'ida (Presl) ; fronds triangular-lanceolate bipinnate 
glandular, pinnae triangular-lanceolate lowermost pair not 
smaller than the second, pinnules oblong blunt lobed and 
serrate with a narrow attachment, segments 2 — 5-toothed iwt 
spinulose, indusium persistent fringed with stalked glands, 
stipe clothed with long-pointed l-co/oured scales. — //. F. 16. 
U. B. S. 2724. X. 191.— Fronds erect, lanceolate with the 
lower pinniB rather short and triangular, or triangular with 
the lower pinn« long ; upper pinnae narrow ; all pinnate. 
Pinnules truncate below. Covered with minute stalked 
glands. Height 1—2 feet.— Ingleborough, Arnside Knot, and 
near Settle. P. YII. VIII. E. 
6. L. cristdta (Presl) ; fronds linear-lanceolate or narrower 
subbipinnate glabrous, pinnae short triangular-oblong pinnatitid 
or pinnate lowermost pair not smaller than the s&conA, pinnules 
oblong blunt or rarely acute serrate attached hi/ their trhole 
width and connected below lowermost lobed and subtripinnatitid 
and superior and inferior nearly equal, stipe with broad ovate 
acute 1-coloured (pale) scales. — Fronds erect, 2 ft. high. 
Indusium vvithout marginal glands. — a; fronds nearly linear, 
pinnae pinnatifid, pinnules blunt ; barren fronds broader. 
H. F. 17. .S. 10. X. 203.— (8." L. uliginosa (Newm.) ; fronds 
linear-lanceolate, pinnae pinnate, pinnules acute, barren and 
late fertile fronds lanceolate, pinnee subpinnate, pinnules 
blunt. — Bogs and boggy heaths, rare. P. VIII. E. 
7. L. spimddsa (Presl) ; fronds oblong-lanceolate bipinnate 
glabrous, pinnae triangular-oblong or -lanceolate lowermost 
pair scarcely smaller than the second, pinnules ovate-oblong 
acute incise-serrate with a narrow attachment inferior lower- 
most often largest, stipe ^vith ovate acute 1-coloured (pale) 
scales, rhizome stout creeping. — S. 12. X 203. H. F. 18. — 
Height 3 — 4 ft. ; fronds nearly erect. Upper pinnules 
narrowed and decurrent below. Indusium without marginal 
glands. — [Var. dcdpifms (Sy.) has minute glands on the rachis and underside 
of the pinuse and the indusium dentate.] — ^Marshy plaCCS and wet WOOds. 
P. VIII. IX. E. S. I. 
8. L. dilatdta (Presl) ; frond triangular-lanceolate or -ovate 
bipinnate, lower pinnae unequally triangular lowest pair not 
shorter than the second, pinnules oblong with a narrow attach- 
ment pinnatifid or pinnate inferior ones largest, segments 
spinous-serrate, stipe clothed with lomi pointed scales with a 
dark centre and diaphanous margin, rhizome tufted. — F. 19. 
L. tnultijiora. N. 215. — Caudex usually erect. Fronds 2 — 4 ft. 
high, arched, often drooping, convex, more or less clothed with 
