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I'llILIPPINE SI»ECIES OF DRYOPTEIUS. 211 
Henry) and India by its very long petioled pinnae and sjuallor size, The same 
variety hus been found on Cliristmas Island, Straits Settlements (leg, Ridley), 
The type is widely distributed in Malaya. 
^ 55. Dryopteris Sagenioides (Mett.) 0. Ktze. Rev. Oen, PI. 2 (I89I) 813. 
Afipidium Sagenioides Mett. Aspid. 113, No. 200. 
Leyte (302 Cuming). Mindanao, Lake Lanao, Camp Keithley (3SG Mrs. 
Clemens) ilarcli, 190G: District of Davao, Todaya (1238 Copcland) April, 1!)04. 
Eastern Malaya. 
5fi. Dryopteris Boryana (Willd.) 0. Chr. Ind. Fil. (1905) 255. Aspidium 
Boryahum Willd. Sp. PI. 5: 285. 
Forma pinmilis ovatis ad tertiam aut quartam partem solnmmodo in- 
cisis, aliter typica.- 
LuzON, District of Lepanto (1731 Qopeland) November, 1905, alt. 2,000 m. 
Widely distributed in the Malayan region, reaching to Japan. 
57. Dryopteris viscosa (J. Sm.) 0. Ktze. Rev. Gen. PI. 2 (1891) 814. 
Lastrea viscosa J. Sm. in Hook. Journ. Bot. 3 (1841) 412. 
Eliizomate crasso erecto semisupraterraneo stipitibus vctustis abunde 
U obtecto nigricante^ foliis valde mimerosis dense fascicnlatiSj stipitibus 
\ rigidis pennae corvinae crassitie 13 aut 20 cm. longis, cum rhaelii pilis 
ocliroo-griseis dense tomentosis et insuper squamis ovatis atrobrunneis 
; 0.3 cm. longis vestitis^ fronde 25 ad 35 cm. longa, 8 ad 12 cm. lata 
oblonga, acuminata, basi ob aliquot pinnas breviores attenuata, binipin- 
natifida, pinnis G cm. longis, 1.5 cm. latis brevlter aeuminatis patentibus, 
iniimis deflexis, remotiusculiSj 20 ad 25 utroque latere infra apicem 
iobatum, s^silibus, fere usque ad costam incisis, segmentis oblongis 
obtusis angulo acuto separatis ca. 15 utrinque, subcrenatis, nervis 6 
utrinquc simplicibus, soris 1 mm. diametro, mediis rufobrunneis, indusio 
persistente convexo coriaceo brunneo, costis costulis et facie imprimis 
inferiore pilis rigidis albidis pubeseentibus. Textura carnosula, colore 
sicce atrobrunneo, opaca. 
Mindanao, District of Davao, Mount Apo (1022, 1044 Copeland) ; {327*DeVore 
rf Hoover) May, 1903. Luzon, Province of liataau, Mount Mariveles (1105 
Whit ford) February, 1905. 
^ Malacca (401 Cuming) in berb. Bureau of Science. 
The affinity of this species is with D. polylepis (Fr. et Sav.) of China and 
Japan. It is characterized by its thick erect rhizome, its double villosity con- 
sisting of large blackish scales and grayish-yellow pubescence, its somewhat 
fleshy texture, and its very large brown persistent coriaceous indusia. It has 
the general appearance of a small member of the filise inas group, but its nerves 
are simple. An alpine form. 
At isolated points from Perak, Malacca and Borneo. 
58. Dryopteris erythrosora (Eaton) O. Ktze. Rev. Gen. PI. 2 (1891) 812. 
Aspidium eryfhrosorum Eaton in Parry, Narr. Exp. to China 2 (lS5fi) .330. 
Luzon, District of Lepanto, Bagnen (1920 Copeland) Novcnihcr, 1905*, alt. 
2,000 m. 
This peculiarly Chinese and Japanese species was found prerviously in Luzon 
by Loher in 1894, Mount Tonglon, Province of Benguet, alt. 2,2.'>0 m. Tt is also 
found is Assam, leg, Mann. 
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