212 CIIRIST. 



5!). Dryopteris marginata (VVali.) ('liiil<e iii Tiaiis. Linii. Soc. 2: 521. l. 11. 

 Aspidium marginatum Wall. Cat. (1828) 3G6. 



LuzoN, Distiict of Lepanto, Mount Data (190G Copelfmd) November, 190.5, 

 alt. 1,800 m. 



A nieniber of the group of D. fiUx mas sensu latiori. 



Tlie discovery of this essentially Cliinese plant, also found in the Himalayan 

 region in the Philippines, is signilicant of the eontinental influence in the flora 

 of northern Luzon, indicated also by otlier ferns such as Dryoptcris varia, D. 

 erythrosora etc. 



(iO. Dryopteris hirtipes (Blume) 0. Ktze. Rev. Gen. PI. 2 (1891) 813. 

 Aspidium hirtipes Blume Enuni. (1828) 148. 



LuzoN, District of Lepanto, Mount Data (1887 Copeland) October, 1905: 

 Province of Benguet, Baguio (6529 Elmer) June, 1904; (302, 303 Topping) 

 .Tanuary, 1903. 



Cliina and Malaya. 



61. Dryopteris filix mas (Linn.) .Schott Gen. Fil. t. 9. Polyjmlium filix mas 

 Linn. Sp. Pl. (1753) 1090. 



Var. parallelogramma (Kunze) Aspidium parallelogrammum Kunze Linnaea 

 13 (1839) 146. 



LuzoN, District of Lejmnto, 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 heieopteroides n. sp. 



Ehizomate brevi radicoso crasso^ foliis fasciciilatis 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 approximatis, ca. 10 infra apicem lobatum infimis maxi- 

 mis petiolulatis profunde 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 longins (17 cm.) stipitata, fronde deltoidea 

 10 cm. longa, 7 cm. lata, piimis 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 Inillato subpersistente. Textura subcoriaeea, omnino 

 D. cochleatae aut D. chryocomae, colore pallide viridi, opaco. 



LuzoN, Provinee 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 

 Nephrodium cochleatum Don Prodr. Fl. Nepal. 6, by its dimorphism. The pinniTi 

 of the fertile fronds are mucli more reduced tlian those of the sterile ones. The 



