PHILIPPINE SPECIES OF DRYOPTERIS. 
193 
Luzon, Province of Bataan, Mount Mariveles (419 Topping) May, 1904; (1312 
Whitford) January, 1905: Province of Tayabas, Mount Banajao (968 Whitford) 
October, 1904: Province of Zambales, Mount Pinatubo (Loher) February, 1900: 
Mindoro, Baco River (276 McGregor) May, 1905. Negros, Gimagaan River 
(1658 Whitford) May, 1906. 
Philippines and Celebes. 
5. Dryopteris ferox (Blume) O. Ktze. Rev. Gen. PI. 2 (1891) 812. Aspidium 
ferox Blume Enum. (1828) 153. 
Luzon, without locality (172 Cuming) “Goniopteris aspera J. Sm. Polypodium 
asperum Roxb. in herb. Linn. Soc.” J. Smith in Hook. Journ. Bot. 3 ( 1841 ) 396 : 
Province of Benguet, Sablan (6232 Elmer) April, 1904; Baguio (320 Topping) 
January to February, 1903: Province of Cavite, Mendez Nunez (1*355 Mangubat) 
August, 1906. Mindoro, Baco River (237 McGregor) May, 1905. Mindanao, 
Zamboanga (1578 Copeland) 1905; Lake Lanao, Camp Keithley (107a Mrs. 
Clemens) January, 1906. 
Malaya. 
Var. calvescens n. var. 
Pustulis et setis axialibus fere evanidis. 
Mindanao, Province of Zamboanga, San Ramon (1721 Copeland) 1905, alt. 
800 m. 
6. Dryopteris Todayensis n. sp. 
Rhizomate oblique erecto, supraterraneo, radicoso, paucos (ca. 3) 
stipites emittente, fere nudo, atrobrunneo, digiti crassitie. Stipite crasso 
fere digiti minoris, solido griseo-brunneo nudo aut paucis squamulis 
lanceolatis brunneis parce obsito, 40 cm. longo, fronde 70 cm. et ultra 
longa 20 cm. lata oblongo-acuminata pinnata, versus basin vix attenuata 
sed abrupte secus stipitem utroque latere in 8 ad 10 auriculas breves 
rudimentarias transeunte, rhachi brunneo-grisea puberula, pinnis con- 
fertis sessilibus 40 ad 55 utrinque, basi subeallosis tuncato-cuneatis 
subinaequalibus, caudato-acuminatis, 11 cm. longis basi 11 mm. latis usque 
ad mediam partenfincisis, ala utrinque 3 mm. lata relicta, lobis confertis 
ca. 45 utrinque lanceolato-acutis valde falcatis 3 mm. longis 2 mm. latis, 
nervis tenuibus non psominulis 7 ad 8 utrinque, areolam unam costalem 
formantibus, seeundis in sinum acutum excurrentibus, caeteris liberis, 
facie inferiore puberula, superiore glabra, exceptis costulis costulisque 
adpresse pilosis, soris minutis, brunneis, mediis, indusio parvo reniformi 
brunneo integro piiberulo. Textura flaccide herbacea, colore atroviridi. 
Differt a D. truncata lobis falcatis profundioribus, nervisque pluribus. 
Mindanao, District of Davao., Todaya, on the slopes of Mount Apo at 1,200 
m. alt. (1463 Copeland) October, 1904. Negros, Gimagaan River (1658 Whit- 
ford) May, 1906. 
A species of large size, the frond abruptly narrowed at the base, the stipe 
with numerous small auriculate pinnae, the lobes narrow, the lower surface 
slightly pubescent, the nervules forming one costal areola, the sori very small, 
the color a very dark green. A similar plant, but the stipe without auricles, 
is represented by No. 607 Copeland, from Davao. 
