496 Baker, — A Summary of the new Ferns 
Subgenus Chrysodium. 
108*. A. modestum, Baker, in Journ. Linn. Soc. XXII, 231. 
Sarawak, West Borneo, Bishop Hose , 159. Near A. Wallii, 
Baker, of Ceylon. 
108*. A. phanerodietyon, Baker, in Henriq. Cat. PI. St. Thom. 32, 
tab. 4, fig. C. Island of St. Thomas, West Tropical Africa, 
Mo/ler. Near A. minus and lanceolatum. 
109*. A. Rawsoni, Baker, sp. n. Rootstock erect; basal paleae 
small, dense, linear, dark brown, crisped. Stipe of sterile 
frond 6-7 in. long, fragile, naked, pale brown. Sterile frond 
simple, lanceolate, membranous, glabrous, 6-8 in. long, 1-1 \ in. 
broad, rounded to a cuneate base. Areolae copious, without 
free included veinlets. Stipe of fertile frond J ft. long ; blade 
linear, 6-7 in. long, in. broad, with enrolled edges. Grand 
River, Mauritius, Sir Rawson Rawson, gathered in 1853. 
Habit of A. lanceolatum ; veining different. 
110*. A. antrophyoides, Baker, in Journ. Linn. Soc. XXII, 231. 
Malang, Sarawak, Bishop Hose , 162. 
111*. A. gilliamim, Baker, in Journ. Bot. 1882, 310; Hook, Ic. t. 
1693, Brazil; province of Minas Geraes, Glaziou , 13341. 
115. A. bieuspe, Hook. Has now been found in New Guinea. 
118. A. pandurifolium, Hook. Has been found by Father 
Sodiro in the Andes of Ecuador. 
122*. A. Humblotii, Baker, in Journ. Bot. 1884, 144. North East 
Madagascar, Humhlot , 300. Near A. hlumeanum , Hook. 
Subgenus Hymenolepis. 
129. A. spieatum, Linn. A very curious Hymenolepis has been 
sent by Sir F. von Mueller from the New Hebrides. It shows 
no structural difference from this species, but the leafy part 
of the frond is only 2-3 in. long and the apical fertile in., 
resembling the spike of Eleocharis palustris. 
Subgenus Photinopteris. 
132*. A. Thomsoni, Baker, in Journ. Linn. Soc. XV, hi. Ad- 
miralty Isles, Moseley (Challenger expedition). 
Genus 61. Platycerium, Desv. 
1*. P. andinum, Baker, n. sp. Habit of P. alcicorne, but the sterile 
frond much larger, 2-3 ft. long, and the fertile frond 6-10 ft. 
