201 
discovered or described since 18740 
ft. long; lower pinnae oblong-lanceolate, 6-8 in. long; 
pinnules oblong-lanceolate, cut down to the rachis into oblong 
obtuse deeply pinnatifid tertiary segments, with oblong lobes. 
Veins of ultimate segments simple or forked. Sori generally 
solitary at the base of each final lobe ; indusium minute, 
membranous. Yunnan, Delavay . Near D. nodosa , Hook. 
23 *. D. Macgillivrayi, Baker; Leucostegia Macgillivrayi , Fourn., 
in Ann. Sc. Nat. § 6 r. 5, XVIII, 344. New Caledonia, Mac- 
gillivray. Not seen. 
23 *. D. maxima, Baker; Leucostegia maxima , Fourn., in Ann. Sc. 
Nat. ser. 5, XVIII, 344. New Caledonia, Balansa, 1593. 
Not seen. 
24 *. D. cicutarioides, Baker, in Journ. Bot. 1890, 106. Mount 
Musgrave, New Guinea, Sir W. Macgregor. 
Subgenus Odontoloma. 
28 *. D. Hornei, Baker, FI. Maurit. 470. Seychelles, Horne. 
Subgenus Eudavallia. 
34 *. D. plumosa. Baker, in Journ. Bot. 1876, 10. Samoa, Whitmee. 
36 *. D. Graeffei, Luers. Fil. Graef. 211, tab. 18. Samoa, Powell , 168, 
Graeffe , 227. 
37 *. D. stenoloba, Baker, in Becc. Malesia, III. 35. Amboy na, 
Beccari. 
39 *. D. arctotheca, Fourn., in Ann. Sc. Nat. ser. 5, XVIII, 339. 
New Caledonia, Balansa , 852. Not seen. 
40 . D. pallida, Mett. ; Baker, in Hook. Ic. tab. 1624. I cannot 
separate specifically D. beceariana, Cesati, Becc. Fil. Born. 
14, tab. 3, fig. 6. 
45 *. D. Tasmani, Cheeseman; Field, Ferns New Zeal. 75, tab. 24, 
fig. 5. Kermadec Isles, Cheeseman. Near pyxidata and cana- 
riensis. One of the very few endemic plants of this small 
group of islands. 
47 *. D. Mariesii, Moore herb. Rootstock stout, wide-creeping ; 
paleae brownish, lanceolate from a dilated base. Stipe naked, 
shorter than the frond. Fronds deltoid, decompound, ever- 
green, moderately firm, glabrous, 4-6 in. long and broad; 
pinnae cut away on the lower side at the base ; lower much 
the largest, deltoid, produced on the lower side; pinnules 
