145 



ACROPHORUS Presl. 



Acrophorus stipellatus (Wall.) .Moore. (A. nodosus (131.) Presl.) 



Mindanao, Province of Davao, Mount Apo, Oopeland 1461. Luzon, Province of 

 Lepanto, Mount Data. Copeland 1870. The indusium is often indistinguishable 

 from that of Nephrodium. 



India and Malaya. 



POLYSTICHUM Roth. 



Polystichum blepharistegium Copeland n. sp. 



Stipitibus confertis, 25-40 cm. altis, supra canal iculatis, paleis brun- 

 neis polymorphii usque ad 13 mm. longis vestitis; fronde 40 cm. alta, 

 25 cm. lata, acuminata, bipinnata; rbacbibus pilis squamulisque angustis 

 pallido-fulvis dense sericeis; pinnis infimis deflexia vix diminutis, sequen- 

 tibus horizontalibus, 13 cm. longis, 20-25 mm. latis, acuminatis; pinnulis 

 infimis acroscopicis fere ad costam pinnatis, aliis leviter vol baud incisis, 

 obscure serratis dentibus plerumque brcvi-setiferis, late auriculatis auri- 

 culisque imbricatis, papyraceis, infra pilis stellatis fulvis pubescentibus, 

 supra fere glabris; indusiis albidis sericeis ciliatis. 



Luzon, Benguet, Ambuklao, 750 in. s. m., Copeland 1826. 



A handsome species of the aculeatum group, notable for its long, narrow pinna 

 and silky rachis, as well as for its indusia. 



Polystichum nudum Copeland n. sp. 



Rhizomate adgcendente, paleis linearibus 2 cm. longis brunneis vestito ; 

 stipitibus confertis, 40-50 cm. altis, paleis brunneis deorsum plerumque 

 ovatis 1-2 cm. longis sursum plerumque minoribus pallidioribus crinitis 

 onustis; fronde ca. TO cm. alta, 30 cm. lata, tripinnatifida; rhachibus 

 paleis brunneis crinitis satis uniformibus vestitis; pinnis confertis, 

 borizontali-patentibus, 15-18 cm. longis, 25 mm. latis, acuminatis, in- 

 fimis paullo minoribus; pinnulis oblongis, acutis, auriculis brcvibus fere 

 distinctis non imbricatis, alitor inciso-serratis dentibus aculoatis, berba- 

 reis, supra glabris viridibus, infra pallidis, venis squamulis albis vestitis; 

 soris oinnino nudis. 



Mindanao, Zamboanga, San Ramon, 1,200 m. s. m. Ad terram, Oopeland 1714. 

 A species of the aculeatum group, quite distinct from our other representatives 

 in aspect as well as in the naked sori. 



ASPIDIUM Sw. 



Aspidium polymorphum Wall. 



Mindanao, Davao, Sibulan, Copeland 1400. LUZON, Province of Laguna, Mount 

 Maquiling, Copeland 2024. 



India and Malaya. 



Aspidium angulatum J. Sm. 



Mindanao, San Ramon, Copeland 1770. 



Malaya. 

 A. siifolium (W'illd.) Mett. is certainly exindusiate. 



