lo'2 



pressed ; valves tumid. Seeds numerous. Cotyle- 

 dons linear. 



328. ISATIS. Pouch entire, deciduous, bordered, trans- 

 versely compressed, of 2 valves, and 1 cell. Seed 

 solitar}^ 



320. CAMELINA. Poz^c/z entire ; valves tumid. Seeds 



numerous, not bordered. Filam. all simple. 



326. SENEBIERA. Pouch nearly entire, transversely 

 compressed, wrinkled, of 2 cells, without valves. 

 Seeds solitary in each cell. 



321. LEPIDIUM. Pouch cloven, elliptical, of 2 cells, 



and 2 keeled valves. Seeds solitary in each cell. 



Order IL SILIQUOSA. Fruit a long many- 

 needed pod, 



* Cotyledons Jlat,^ accumbent, 



337. CHEIRANTHUS. Po^ rather compressed, straight 



Stigma either of 2 spreading lobes, or capitate. Cal. 

 closed ; 2 of the leaves prominent at the base. 



338. MATTHIOLA. Pod nearly cylindrical, straight. 



Stigma of 2 converging lobes, either thickened or 

 protuberant at the back. Cal. closed ; 2 of the 

 leaves prominent at the base. 



333. NASTURTIUM. Pod nearly cylindrical, oblique ; 

 valves concave, without keels. Stigma obtuse, notch- 

 ed. Cal. spreading, equal at the base. 



335. BARBAREA. Po^ quadrangular, two-edged. Seeds 

 in a single row. Cal. erect. Glands at the inside 

 of the shorter filaments. 



340. ARABIS. Pod linear ; valves flat. Seeds in a single 



row. 



341. TURRITIS. Po^ linear; valves flat, keeled. Seeds 



in a double row. 



332. CARDAMINE. Pod hnear ; valves flat, without 

 ribs, bursting elastically from the base. Seeds on 

 capillary stalks. 



331. DENTARIA. Pod lanceolate; valves flat, without 

 ribs, narrower than the partition, bursting elasti- 

 cally from the base. Seeds on flat dilated stalks. 



