CRUCIFER^E 165 



Orychophragmus sonchifolius, Bunge. 



Hypocotyl erect, striated, covered with very minute almost 

 globular hairs, 1O12 mm. long, colourless with a slight purplish 

 tinge towards the upper part. 



Cotyledons broadly ovate-oblong, obtuse, minutely emarginate, 

 petiolate, glabrous, green above, stained with dark purple beneath, 

 indistinctly one-veined ; petioles rather long, covered with very 

 minute hairs, channelled on the upper side. 



Stem with primary internodes undeveloped. 



First leaves simple, radical, alternate, exstipulate, petiolate, sub- 

 rotund or oblong, serrate, acute, hairy, light green, pinnatinerved. 



Moricandia hesperidiflora, DC. 



Primary root tapering downwards with numerous lateral 

 rootlets. 



Hypocotyl erect, terete, glabrous, 4-4-5 cm. long, light green or 

 colourless. 



Cotyledons transversely oblong, emarginate, petiolate, glabrous, 

 unequally divided by the midrib ; midrib with a few ascending 

 veinlets ; petioles T5-2 cm. long. 



Stem with the primary internodes undeveloped. 



First leaves simple, cauline, alternate, lanceolate, bluntly 

 serrate, petiolate, glabrous, light green ; midrib with numerous 

 ascending veinlets. 



Moricandia arvensis, DC. 



Primary root as in the preceding species. 



Hypocotyl as in the preceding species but 8-10 mm. long. 



Cotyledons unequal, obovate, slightly emarginate, fleshy, with a 

 long flat petiole, glabrous, green, indistinctly one-veined. 



Stem erect, herbaceous, terete, glabrous, pale green ; first inter- 

 node 1-2 mm. long. 



First leaves obovate, notched at the apex, obtuse, tapering to 

 the flat petiole. 



Carrichtera Vellae, DC. 



Hypocotyl erect, terete, hairy or villous, 2-8'5 cm. long. 



Cotyledons bifid, broader than long, nearly or quite glabrous, 

 petiolate ; lamina 4-5 mm. long, 5-G mm. wide, subtruncate or 

 distinctly cuneate at the base ; petiole thinly pilose, semiterete, 

 channelled above, 7-8 mm. long. The internodes between the 

 cotyledons are sometimes elongated, making the latter alternate. 



