- 131 — 



cordate, the stalk in 2 mm. lon^î; lower pinnae pinnate with numerous 

 piniiulae iiearly similar to those of A. javanica Pr. whicli are equally or 

 obliquely and uneqiialiy truiicate-rotiiiidatc at the base; central piiinae 

 simple or pinnate, the pinnate ones with a terminal pinnula resefnbling the 

 higher pinnae but shorter and the latéral pinnulae partly well-developed, ^ 



partly reduced and auricle-like and then not rarely laterally connected so 

 as to form a short or long, broad, soriferous wing to the rachis. — Very 

 peculiar in aspect. 



Bank in forest; ait. 650 m. 



Sumatra (Deli, Sibolangit, J. A. Lôrzing No. 5873, 8 August 1918). 



An gi opte ris p a 1 1 i d a, Rst , in Mededeel. Rijksherb., No. 31, 2; 

 A. grisea, v. A. v. R., in Bull. Btz,, 1918, XXVIII, 5. 



* A s p 1 d i u m p a p y r a c e u m, V. A V. R. 



Sa^rf/z/a. — Stipites + 10—30 cm. longi, frondium fertilium quam ste- 

 rilium longiores, in sicco brunnescentes,* minute glanduloso-fibrillosi, bas! 

 squamulosi; fibrillae pallide ferrugineae; squamulae brunnescentes, auguste 

 lineari-lanceolatae, acumiiiatae, margine irsgulariter filiformi-laceratae. Frond- 

 es subdimorphae. Frondes stériles 3-foliolatae. Pinnae (foMo'a) papyra- 

 ceae, glabrae, acuminatae; pinna terminalis lanceolaîa, relative longe petiolata, 

 4; 10 — 15 cm. longa et 4—6 cm. lata, integerrima vel indistincte undulata, 

 basi rotundato-cuneata, non incisa; pinnae latérales sessiles vel breviter petiol- 

 ulatae, in axillis interdum proliferae, plus minusve incurvato-falcatae, basi 

 superiore rotundato-cuneatae, basi inferiore abbreviatae (costa breviter 

 nudata), rotundatae ad truncatae, auricula dobo) magna, obtusa vel acumin- 

 ata, incurvata munitae; venae valde irregulariter anastomosantes; areolae 

 venulis liberis copiosis munitae. Frondes fertiles similes vel 5-foliolatae 

 sed conspicue minores; venae primariae venis secundariis intermediis, valde 

 flexuosis interpositis, cum venis intermediis venulis transversalibus unitae; 

 areolae relative regulares, venulis liberis paucis. Sori prope venas primar- 

 ias 2-seriati, ad venas transversales positi, rotundi vel paullo elongati; 

 indusium brunneum, lacerato-denticulatum, persistens vel fugax. ^ 



Sumatra (Bengkoelen, C. J. Brooks No. 377/S). 



A s p i d i u m p I e i o s o r u m, v. A. v. R., Mal. Ferns & AH., Supplem. 

 l 199. ^. 



Stipites cum rachide glabri vel minutissime fibrillosi. 

 Also in Sumatra {Bengkoelen, Tambang Sawa/i, C,]. Brooks No. 445lS). 



' A s p 1 e n i u m b i c a r i n a t u m, v. A. v. R. 



Neottopteris.— Rh\zoma repens, lignosum, squamosum. Stipites 2— 4 cm. 

 distantes, 2—4 cm. longi, squamosi ; squamae iis rhizomatis similes, squar- 

 rosae, subulatae, crispatae, fuscae, parce ciliatae vel eroso-denticulatae, 

 plus minusve deciduae. Frondes papyraceae vel subcoriaceae, glabrae, in 



