41 



Pinnulae breviter late-petiolatae plus minus decurrentiae, 

 rhomboideo-oblongae, magnae, 2 cm. longae 1 latae. Pinna- 

 rum inferiorum pinnulae basi sursum distincte auriculatae, 

 superiores obsolète auriculatae margine crenulatae non 

 aristatae. Sori submarginales biserrati. 



In Celebes. — Sarassin 1338 Lompobattang , 2000 m. 

 (Christ. 1. c. p. 125). 



Subspecies IL (Christ). 



Polystichum aculeafum (Sw.) Pr. — Aspidium lobatum 

 ^. angulare Metten. Fil. Horti Lips. 88; Phegopt. et 

 Aspid. 1. c. pag. 48, n°. 108. Luerssen in Rabenhorst 

 Kryptogamen -Flora Bd. III. Lief. 6. 1888. p. 343. 



Rhizoma et stipes paleis fuscis, nitidis, magnis usque 

 ad 24 m. m. longis 9 latis, ovatis v. ovato-oblongis v. 

 oblongis abrupte acuminatis in petiolo paleis minoribus 

 tenuioribus lanceolatis v. lineari-lanceolatis versus laminam 

 sensim decrescentibus immixtis obtecti. Rhaches univer- 

 salis et partialis paleis angustioribus et filiformibus ves- 

 titae. Paleae omnes margine subtiliter et irregulariter 

 eroso-dentatae vel fimbriatae. Lamina 25 — 70 cm. longa, 

 9 — 30 cm. lata, lanceolata vel oblongo-lanceolata, acuminata, 

 basi parum attenuata, bipinnata (vel in var. subtripmnata), 

 supra glabra, subtus paleis pallidis, filiformibus paleacea. 



Pinnae e basi aequilatera vel subinaequilatera oblongo- 

 lanceolatae v. lanceolatae, acuminatae utrinque usque ad 

 40, plerumque alternae, superiores falcato-curvatae, appro- 

 ximatae, inferiores remotiusculae, oppositae vel suboppositae 

 patentes, infimae nonnunquam deflexae, 4^2 — 15 cm. lon- 

 gae, 9 — 10 mm. latae, omnes breviter petiolatae. 



Pinnulae utrinque usque ad 20, petiolatae, plerumque 

 alternae, inferiores suboppositae vel oppositae e basi inte- 

 gerrima sursum truncata, deorsum cuneata trapezoideo- 

 ovatae vel ovato-oblongae et leviter falcatae apice longiter 



