142 BRITISH FERNS. — SUB-ORDER II. TRIBE 10. 
Killarney by Mr. R. Barrington, and on the Clova Mountains by 
Mr. T. Westcombe. Dwarf, though larger than N. paleaceum var. 
pumilum. Pinnate, the lowest pinnules alone being separate, the 
remainder decurrent. Pinnules large. Length, i foot. 
2. attenuato-cristatum, Barnes. Found at Clougha by Mr. J. 
Stewardson. A narrow, attenuate, crested variety. 
3. Barnesii, Lowe (cristata Barnes, Wollaston). Found in 
Langdale, Westmoreland, by Mr. J. M. Barnes. The finest of all 
the crested forms. Pinnae well cristate, and the apex heavily 
crested. 27 X 5^ inches. 
4. confluens, Moore. Found in Swindale by Mr. J. M. Barnes. 
A neat variety, with confluent pinnules. 
5. congestum, Barnes. Found in Patterdale by Mr. W. Foster. 
A dwarf, congested form. 
6. Cowardii, Lowe (cristata Cowardii, Barnes ). Found near 
Ambleside by Mr. J. Coward. A pretty, small-growing, neatly- 
crested variety. 
7. crispum, Wollaston. Found in Wales. Pinnae overlap each 
other, and are deeply pinnatifld. Segments also overlapping, 
crispy, and crowded. 
8. cristatum, Moore. A plant was found in Borrowdale many 
years ago by Mr. J. D. Harrison ; a second in 1863, in Swindale, 
by Mr. J. M. Barnes, who considered it distinct ; and a third in 
1871, at Ambleside, by Mr. Coward. Graceful, and very neatly 
crested. 
9. curvato-cristatum, Barnes (the Swindale variety found by Mr. 
Barnes). A dwarf, interesting, small-crested form, having curving- 
down pinnules. 
10. dactyliferum, Moore. Found also in Swindale by Mr. J. M. 
Barnes. A fine polydactylous form, with long, finger -crested 
pinnules. 
it. erosum, Moore. Found at Keswick by Miss Wright, and 
at Troutbeck by Mr. Clowes. This has the pinnules regularly 
reduced. 
12. excurrens, Moore. Found on Langdale by Mr. J. M. Barnes. 
An interesting, excurrent fern, with very dark-green fronds. 
13. flabellato-cristatum, Barnes. Found in Swindale by Mr. J. 
M. Barnes. Crest fan-shaped. Rather inconstant. 
14. furcans, Barnes. Found in Marwood by Mr. W. Foster. 
Fronds forked. 
15. Gottii, Lowe (cristata Gott, Whilwell). Found at Low Gill 
by Mr. J. Gott. Another form of cristatum. 
16. gracile, Moore (gracile-furcans, /ones). Found in 1886 or 
1887 by Mr. Foster. Very graceful, the fronds being pendent and 
unusually wide. A more beautiful form had been previously found 
at Mardale by Mr. J. M. Barnes, having narrow, finely-cut pinnules. 
17. grandiceps, Moore. Found at Mardale by Mr. J. M. Barnes. 
This has a very large, spreading head. 
18. interruptum, Moore. Found at Windermere by Mr. F. 
Clowes. Both fronds and pinnules irregular. 
