iba. PTERIS. S 1- EUPTEEIS. 247 



(3) l*t. orientaliisi, r. A. ». jr.,- -- var. glabra, v. A. v. R., in 



Bull. Btz., 1912, VII, 26. 



War. glabra: Pinnae glabrous, at least the lower conspicuously 

 cordate at the base. 



(4o) Pi. longifolia, J..; Schk., Krypt. Gew., I, tab. 88. 



(5a) Pt. taeiiitis. Copeh in Philipp. Journ., VIF, 53, tab. III. 



Stipes densely tufted, 3 — 10 cm. long, yellow-brown, clothed towards 

 the base with fulvous, crinite scales, grooved above like the rachis, the 

 groove often puberulous. Fronds 25 — 35 cm. long. Pinnae 1 — 3 on each 

 side below the terminal one, hnear, + 20 — 30 cm. long, + '4 cm. broad, 

 entire, narrowed gradually towards both ends, decurrent and often 

 connected by a very narrow wing. Texture coriaceous; surfaces soon 

 giabrescent. Indusium moderately broad. — See Copeland's information 

 under Pt. opaca J. Sin. in Leafl., V, 1684. 



Mindanao. 



(9) Pt. giellucida, jP»>.; — var. variegata, v. A. v. R., in Bull. 

 Btz., 1918, XI, 22. 



Stipes sometimes purple-black; rachis and costae smooth; pinnae 

 equally green above. — Pt. venulosa Bl. is the form which has the axes 

 red-polished, the sterile pinnae not wavy, coarsely crenate-serrate at the 

 apex, most of the pinnae decurrent-connected, with the veins less conspicuous. 



War. varlep;ata: Rachis and costae often finely transversely 

 rugulose or verruculose towards ]the base; pinnae provided with broad 

 pale bands running down the centre, the lateral ones 2-jugate in the 

 fully developed plants, the higher not or bat shghtly decurrent. — 

 Intermediate between the type' and Pt. stenophylla Wall. — Java. 



(lOa) l»e. llraiisei, nst., C. Chr., Ind. Fil., Suppl. ; TaemYjs ^rrmse?. 

 Est, in Nov. Guin., VIII, Bot., 730. 



Fronds 100 cm. more or less long, + 25 cm. broad, pinnate. Pinnae 

 numerous, the terminal one linear, + 15 cm. long, narrowed gradually 

 at both ends, the lateral ones numerous, erecto-patent, the highest simple, 

 broadly adnate at the base, the next following similar to the terminal one 

 but shorter, sessile, the following simple, or forked at the base, the lower 

 short-stalked, forked at the base, with the segments simple or forked 



