6. CRUCIFEll.li. 
17 
14. SiNAPis. Pod terete : valves convex with 3 or 5 straight 
strong nerves. Seeds globose, in a single row. 
15. Eruca-strum. Pod terete : convex 1 straight 
dorsal nerve. Seeds oval or oblong, in a single row. 
16. Diplotaxis. Pod compressed : valves subconvex with 1 
straight nerve. Seeds oval or oblong, in 2 rows. 
Suborder II. LATISEPT.E. 
Pouch (silicic) short, opening with two valves : dissepiment in 
its broadest diameter. 
Tr. IV. ALYSSINE^. Cotyledons accumbent. 
17 . Alyssum. Pouch roundish or oval, compressed. Seeds 
2 — 4 in each cell. Filaments usually toothed or the shorter 
ones v\dth a gland or subulate process on each side at the 
base. 
18. Koniga. Pouch oval, compressed. Seeds 1 — 2 in each 
cell. Filaments simple. Hypogynous glands 8. Carpo- 
phorum 0. 
19. Draba. Pouch oval or oblong, slightly convex. Seeds 
many in each cell, not margined, in two rows. Filaments 
simple. 
20. CocHLEARiA. Pouch globose ; PflZpes pery coMce®, dorsal 
nerve prominent. Seeds numerous. Filaments simple. 
21. Armoracia. Pouch globose: valves very convex, with- 
out a nerve. ' Seeds numerous. Filaments simple. 
[Tr. V. CAMELINE.^. Cotyledons incumbent. 
22. Camelina. Pouch subovate : valves ventricose noth a 
linear prolongation at the end which is confluent with the 
persistent style.] 
[Tr. VI. VELLEJE. Cotyledons conduplicate. 
23. Vella. Pouch ovate with a (blated winged leafy flat style 
longer than the convex valves.] 
Suborder III. ANGUSTISEPT^E. 
Pouch (silicic) short, laterally compressed, opening with 2 boat- 
shaped valves keeled and winged on the back : dissepiment nar- 
row, linear, or lanceolate. 
Tr. VII. THLASPIDE^. Cotyledons accumbent. 
24. Thlaspi. Pouch roundish, notched: valves boatshaped, 
winged at the back. Seeds numerous. Pet. equal. Fila- 
ments simple. 
