45 6 Baker —A Summary of the new Ferns 
segments in. broad, with incurved edges. Veins 5-6 -jugate, 
simple, erecto-patent. Sori round, medial. Andes of Loxa, 
Cross. Habit of IV. conterminum. 
10*. P. Lechleri, Baker=P. laevigatum , Baker, in Syn. Fil. edit. 
2, 505. Peru, Lechler , 2628. The name laevigatum used 
previously. 
11*. P. sylvicoium, Baker, in Journ. Bot. 1881, 205. New 
Granada, province of Antioquia, Kalbreyer, 1807. 
13*. P. omeiense, Baker, in Journ. Bot. 1888, 229. China ; Mount 
Omei, Faber , 1059. 
15*. P. hydrophilum, Baker; Phegopteris hydrophila, F<fe, Fil. 
Ant., tab. 13, fig. 3. Guadeloupe. Further specimens gathered 
by MM. L’Herminier and Maz6 show that this is quite distinct 
from P. germanianum. 
15*. P. euchlorum, Sodiro, Recens. Crypt. Vase. Prov. Quit. 58. 
Andes of Ecuador, Sodiro. 
15*. P. demeraranum, Baker, in Trans. Linn. Soc. ser. 2, Bot. II, 
290. Mount Roraima, im Thurn . Habit of Nephrodium 
diplazioides and pachyrachis. 
17*. P. roraimense, Baker, in Trans. Linn. Soc. ser. 2, Bot. II, 
291. Mount Roraima, im Thurn . Habit of Gymnogramme 
diplazioides . 
17*. P. Thomsoni, Jenman, in Journ. Bot. 1886, 272. Jamaica, 
Jenman. Habit of Nephrodium contermmum. 
18* t P. tuberculatum, Baker; Nephrodium tuberculatum , Cesati, 
Fil. Becc. Polyn. 4. New Guinea; Mount Arfak, Beccari. 
18*. P. Percivalii, Jenm. in Herb. Guian. No. 2080. British 
Guiana, Jenman, 2080. Near P. rude and decussatum. 
19. P. decussatum, Linn. I cannot separate specifically P. velu- 
tinum, Sodiro, Recens. Crypt. Vase. Prov. Quit. 59, from the 
Andes of Ecuador. 
19*. P. dentatum, Baker, n. sp. Stipe ij ft. long, brown; paleae 
lanceolate. Frond oblong-deltoid, bipinnatifid, green, gla- 
brous, 2 ft. long ; rachis brown, scaly : pinnae lanceolate, the 
lowest the largest, 6-8 in. long, 1J-2 in. broad, cut down 
to the rachis into lanceolate dentate segments in. broad. 
Veins 10-12-jugate, simple, arcuate, ascending. Sori round, 
medial. Andes of Ecuador, Sodiro. Near P. rude and 
decussatum. 
