ICONES FILICUM SINICARUM 



75 



PLATE 37. 





PTERIS EXCELSA Gaudichaud-Beaupre 



POLYPODTACEAE 



PTERIS EXCELSA Gaud, in Freyc. Voy. Bot. 388 (1824); HK. Sp. Fil. II. t. 136; HK. BK. 



Syn. Fil. 159; Bedd. Ferns S. Ind. t. 218, Handb. 114 (1892); Christ, 

 Farnkraut. Erde. 167; Diels in Nat. Pfl. Fam. I. 4. 292; C. Chr. Ind. 597'; v. A. v, 

 R. Malay. Ferns 368 (1908); Matthew in Journ. Linn. Soc. 39: 389 (1911). 



Pteris terntinalis Wall. List 101 (1828); Ag. Rec. 20 (1839). 



Rhizome short, thick, erect, densely clothed in narrow lanceolate brown scales; 

 stipes tufted, stout, to 90 cm. long, 6-10 mm. thick, erect, naked, glossy, green or 



m. long, broadly deltoid, 



straminous 



/ 



2 



terminal pinna to 30 cm. long or longer, 7.5 cm. broad, cut down to the costa into 

 numerous rather closely placed falcate lanceolate segments on each side 4 cm. long, 

 6-10 mm. broad, dilated, narrowly oblique decurrent, slightly serrated on the barren 

 parts, lateral pinnae 5-10 on each side, similar to the terminal one, the lowest much the 

 largest, over 30 cm. long, 15 cm. apart, oblong-lanceolate, pinnatifid down to the rachis 

 under the entire lanceolate caudate apex, sometimes forked in the basal pinnae; texture 

 chartaceous, light green above, pale or glausescent beneath, naked on both surfaces; 

 veins once-forked, 3 mm. apart at the base; sort not reaching the apex of the segments, 

 inducium gray, membranaceous, entire. 



Distribution: India, the Philippine Islands, Malayasia, Sandwich Islands, Corea, 

 China: Szechwan, Yunnan, Kweichow, Hupeh, Kwangsi. 



Plate 37. Fig. 1. A portion of the plant (natural size). 2. Two ultimate segments, showing 

 venation and sori, (enlarged). 







