212 
CHRIST. 
59. Dryopteris marginata (Wall.) Clarke in Trans. Linn. Soc. 2: 521. t. 71. 
Aspidium marginatum Wall. Cat. (1828) 366. 
Luzon, District of Lepanto, Mount Data (1906 Copeland) November, 1905, 
alt. 1,800 m. 
A member of the group of D. filix mas sensu latiori. 
The discovery of this essentially Chinese plant, also found in the Himalayan 
region in the Philippines, is significant of the continental influence in the flora 
of northern Luzon, indicated also by other ferns such as Dryopteris varia, D. 
erythrosora etc. 
60. Dryopteris hirtipes (Blume) 0. Ktze. Rev. Gen. PI. 2 (1891) -813. 
Aspidium hirtipes Blume Enum. (1828) 148. 
Luzon, District of Lepanto, Mount Data (1887 Copeland ) October, 1905: 
Province of Benguet, Baguio (6529 Elmer) June, 1904; (302, 303 Topping) 
January, 1903. 
China and Malaya. 
61. Dryopteris filix mas (Linn.) Schott Gen. Fil. t. 9. Polypodium filix mas 
Linn. Sp. PI. (1753) 1090. 
Var. parallelogramma (Kunze) Aspidium parallelogrammum Kunze Linnsea 
13 (1839) 146. 
Luzon, District of Lepanto, Mount Data (1875 Copeland) October, 1905, alt. 
2,250 m. 
The tropical variety of the European species, closest to the variety paleacea 
Moore; also in Celebes (leg. Sarasin) . 
Widely distributed in the Tropics of both hemispheres. 
62. Dryopteris heleopteroides n. sp. 
Rhizomate brevi radicoso crasso, foliis fasciculatis stipite basi incras- 
sito brunneo squamis pallide brunneis diaphanis subulatis 0.5 cm. longis 
vestito, stipite rufostramineo, folii sterilis 6 cm. longo parce fibrilloso, 
planta aliter nuda, fronde deltoidea 16 cm. longa et fere aequilata, bipin- 
natifida, pinnis approximate, ca. 10 infra apicem lobatum infimis maxi- 
mis petiolulatis prof unde ad alam angustam pinnatisectis, 8 cm. longis basi 
3.5 cm. latis oblongis obtusis, segmentis ovato-rhombeis obtusis ca. 8 aut 
10, infimis maximis 2 cm. longis 1 cm. latis obtusis grosse et irregulariter 
crenato-serrulatis, pinnis superioribus sessilibus et adnatis, grosse lo- 
batis, lobis obtusis trigono-arcuatis, nervis inconspicuis in lobis pin- 
natis et furcatis, folia fertili longius'(17 cm.) stipitata, fronde deltoidea 
10 cm. longa, 7 cm. lata, pinnis ca. 8 utrinque, remotis, segmentis rhombo- 
obtusis, aequalibus, subintegris, 1 cm. longis, 0.5 cm. latis soris fere mar- 
ginalibus, confertis, ca. 4 utrinque, ochraceis, 1 ad 2 mm. latis, indusio 
pallido reniformi bullato subpersistente. Textura subcoriacea, omnino 
D. cochleatae aut D. chryocomae , colore pallide viridi, opaco. 
Luzon, Province of Benguet, Bued River ( 1837a Copeland) October, 1905, alt. 
1,100 m. 
The affinity of this species is with D. filix mas, and more particularly with 
N ephrodium coehleatum Don Prodr. FI. Nepal. 6, by its dimorphism. The pinnae 
of the fertile fronds are much more reduced than those of the sterile ones. The 
