604 



ON SEEDLINGS 



No. 4. Seven-nerved and -lobed ; lobes more decidedly acumi- 

 nate. 



Citrollus Colocynthis, Schrad. (fig. 387). 



Hypocotyl herbaceous, erect, terete, glabrous, pale green, l'7cm. 



long. 



Cotyledons oblong, ob- 

 tuse, subglandular on both 

 surfaces, convex above, more 

 or less concave beneath, taper- 

 ing to a broad, short petiole, 

 2*1 cm. long, 1 cm. wide. 



Leaves cauline, simple, 

 alternate, petiolate. 



No. 1. Rotund, obtuse, 

 truncate at the base, ob- 

 soletely crenate with many 

 strong nerves, pubescent and 

 scabrous on both surfaces, 

 but chiefly at the margin and 

 on the under side ; petiole 

 subterete, channelled above, 

 scabrid with coarse short 

 hairs. 



No. 2. Oblong-ovate, sub- 

 palmately five-nerved and 

 -lebed; lobes and serratures 

 obtuse, mucronate, otherwise like No. 1. 



No. 3. Palmately oblong, five-nerved and -lobed ; lobes distinct 

 with obsolete and mucronate serratures ; middle lobe largest, 

 ovate. 



Cephalandra palmata, Schrad. (fig. 388). 



Hypocotyl succulent, about 2 cm. long, l'5-2 mm. thick, obtusely 

 quadrangular, slightly pubescent, light green. 



Cotyledons shortly stalked, about 2'5 cm. long and nearly 1/5 cm. 

 wide, oblong-obovate, cuneate at the base, emarginate or bluntly 

 mucronate at the apex, entire, with sunk midrib and two pairs of 

 sunk nerves, rather thick, glabrous, light green above, pale beneath. 



Stem with very short internodes (1'5 mm. long), succulent, 

 angular, pubescent, light green, about 1 mm. thick. 



Leaves simple, cauline, alternate, exstipulate, petiolate, palmately 

 nerved and lobed, scabrous, pubescent beneath, light green above, 



FIG. SSl.CitrulIus Colocynthis. 

 Nat size. 



