462 Baker . — A Summary of the nezv Ferns 
Subgenus Dietyopteris. 
84 *. P. chattagrammieum, Clarke, in Trans. Linn. Soc. ser. 2, Bot. 
I, 548, tab 81. = Dietyopteris chattagrammica , Beddome, Ferns 
Brit. Ind., 299. Chittagong, at a low level. 
85 *. P. andaiense, Baker, in Malesia, III, 45. Andai, New Guinea, 
Beccari. 
85 *. P. fernandense, Baker, sp. n. Stipe slender, stramineous, 
naked. Frond deltoid, decompound, moderately firm, i-J ft. 
long and broad. Lower pinnae the largest, deltoid, unequal- 
sided, petioled ; upper lanceolate, sessile, deeply pinnatifid ; 
ultimate lobes oblong, |-i in. broad. Main ribs distinct to 
the margin; veinlets forming copious distinct areolae, with 
a few included free veinlets. Sori large, forming regular rows 
near the main veins. Fernando Po, Henderson. Smaller and 
less compound than P. cameroonianum, Hook. 
87 *. P. rheosorum, Baker, in Journ. Bot. 1884, 363. Costa Rica, 
Harrison. Habit of Aspidium trifoliatum . 
90 *. P. Haynaldi, Sodiro, Recens. Crypt. Vase. Prov. Quit. 61. 
Andes of Ecuador, Sodiro. 
90 *. P. nicotianaefolium, Baker, in Journ. Bot. 1877, I ^ 5 * Andes 
of Ecuador, Sodiro. Gathered also by Seemann and Spruce. 
90 *. P. beccarianum, Cesati, Fil. Becc. Polyn. 5, 8. New Guinea; 
Ramoi, Beccari. Near P. heterosorum and draconopterum. 
Subgenus nov. Depariopsis. 
Differs from Dietyopteris by having the sori protruded beyond the 
margin of the lamina. 
90 *. P. deparioides, Baker, in Journ. Bot. 1879, 2 97 * Fiji Islands, 
Milne , Horne. Habit of Deparia Moorei. 
Subgenus Eupolypodium. 
Fronds simple. 
91 *. P. minimum, Baker, in Journ. Bot. 1879, 41. Borneo, Burbidge. 
91 *. P. synsorum, Baker, in Journ. Linn. Soc. XVI, 203. Central 
Madagascar, Miss Helen Gilpin. 
91 *. P. Gilpinae, Baker, in Journ. Linn. Soc. XVI, 204. Central 
Madagascar, discovered by Miss Helen Gilpin, and gathered 
lately in the north-west of the island by Mr. J. T. Last. 
