Gorosan 30, 1908] PTERIDOPHYTES OF Tax Horn or NkGnos 409 
Throughout the Philippines. 
Malaya, Polynesia. 
POLYPODIUM Linn. 
Polypodium jagorianum Mett. 
On mossy branches, alt. 1300 m., No. 10085. 
Luzon, Mindoro, Negros. 
"This is a very small form, but I think it is not separable. 
Polypodium diplosorum Christ (P. setosum (Bl.) Presl). 
: On mossy trees, 1500 to 1800 m., No. 9734. 
; Central Luzon, Mindoro, Mindanao. 
Malaya. 
Polypodium congenerum (Bl.) Presi. 
On mossy trees, 1500 to 1800 m., No. 9734a. 
Not hitherto reported frem the Philippines, but I have 
it also from Mt. Apo. 
| Malaya. " 
k Polypodium pleiosoroides Copel. 
On small, mossy trunks in crater, rare, alt. 1800 m., No. 
10003. 
Mt. Apo, Mindanao. 
Perhaps too near P. sumatranum Baker in Journ. of Bot. 
18 (1880) 214, but longer stalked. 
Polypodium cucullatum Nees et BI. 
Near bases of mossy trunks, alt. 1450 m., No. 9879. 
From central Luzon southward. 
Ceylon to New Caledonia. 
Polypodium negrosense Copel. spec. nova. 
Rhizomate breve, ca. 1 mm. crasso, paleis fuligineis acum- 
inatis ciliatis 1.5-2 mm. longis vestito; stipitibus confert- 
is, occulte vel non articulatis, 1 em. longis, nigris, pilis 
atropurpureis 0.5-1 mm. longis patentibus vestitis; fronde 
oblongo-lineare, 20 cm. alta, 2 cm. lata, maximis utrinque sat 
abrupte contractis, minoribus sensim angustatis, pilis minutis 
ubique pubescente et ciliata, spongiosa, translucente, fere ad 
costam pinnatifida, segmentis obtusis, integris, ovatis, apud 
pr. costam 4 mm. latis; costa venisque omnibus immersis, venulis 
simplicibus marginem non attingentibus; soris in segmento 
