﻿768 9^. CHBISTENSENIA. 



(1) C Cuiiiiiigiana, Chfist, Philipp. Journ., II, 186. 



Rhizome thick, shorJ, fleshy. Stipes approximate, or subfasciculate in 

 the younger plants, to 14 c.M. long, rufo-stramineous and furfuraceous, as are 

 the costae and main veins. Fronds either simple, ovate, subcordate at the 

 base, 8-15 c.M. long, 3 — 5 c.M. broad, repand or coarsely toothed, shortly 

 acute at the apex, or 3-partite with the central segment broadly ovate, ± 

 11 c.M. long, + 8 c.M. broad, acute at the point, repando-lobate at the ed- 

 ge, narrowly cuneate at the base and the lateral segments adnate, very une- 

 qual-sided, cordate on the produced lower, narrowly cuneate on the up- 

 per side, ± 9 c.M. long, + 3 c.M. broad. Texture succulent; under surface 

 whitish, provided with numerous roundish pores; main veins distinct, hori- 

 zontal. Synangia in 2 rows between the main veins, ± 4 in a row. 



Mindanao. 



* (2) C acsculifolia, Mao?,, C. Chr., Ind. Pil. ; Kaulfussia aescu- 

 lifolia, BL, Rac, Flor. Rtz., I, 2; Hk. & Grev., Ic. Fil., tab. CCXXIX; K. 

 assamica. Griff., Ban. & Hk., Gen. Fil., tab. LIX, A: Bedd., Ferns Br.I , II, 

 tab. CLXXXV. 



Rhizome creeping. Stipes succulent, 20 — 4S c.M. long, auricled at the 

 base with 2 fleshy stipuiae. Fronds digitate, ternate or quinale. Central seg- 

 ment the largest, ovate-lanceolate, narrowed to both ends, with the edge entire, 

 crenale or slightly toothed, IS — 40 c.M. long, 7 — 12 c.M. broad; lateral seg- 

 ments similar but smaller, falcale, unequal-sided. Texture fleshy-herbaceous; 

 surfaces naked, but the lower side dotted over with copious stomata-like 

 pores; main veins conspicuous, pinnate; veins anastomosing; areolae copious, 

 immersed, with free veinlets. Synangia copious, scattered irregularly. 



Malaya; Assam. 



