18 6. CRUCIFERZ. 
20. Armoracia. Pouch elliptical or globose; valves very 
convex, no nerve. Seeds numerous. Filaments simple. 
[Tr. V. CAMELINEAS. Cotyledons incumbent. 
21. Came tina. Pouch subovate; valves ventricose with a 
linear prolongation at the end which is confluent with the 
persistent style. | 
(Tr. VI. VELLE. Cotyledons conduplicate. 
22. VeLuA. Pouch ovate with a dilated winged flat style 
longer than the convex valves. | 
Suborder WI. ANGUSTISEPT. 
Pouch (silicle) short, laterally compressed, opening with 2 boat- 
shaped valves keeled or winged on the back ; dissepiment narrow, 
linear, or lanceolate. 
Tr. VII. THLASPIDEAL. Cotyledons accumbent. 
23, Tuuaspt. Pouch roundish, notched; valves boatshaped, 
winged at the back. Seeds numerous. Pet. equal. Fila- 
ments simple. 
24. Hutcuinsia. Pouch elliptical, entire ; valves boatshaped, 
keeled not winged at the back. Seeds 2 im each cell. Pet. 
equal. Filaments simple. 
25. TeESDALIA. Pouch roundish notched ; valves boatshaped, 
their back keeled below narrowly winged above. Seeds 2 in 
each cell. Pet. equal or 2 outer ones larger. Filaments 
with a little scale at the base of each within. 
26. Iperis. Pouch ovate or roundish, notched; valves boat- 
shaped, winged at the back. Seeds 1 in each cell. Pet. 
unequal, 2 outer ones much larger. Filaments simple. 
Tr. VIII. LEPIDINE. Cotyledons mcumbent. 
27. Leprpium. Pouch roundish or oblong, entire or notched ; 
valves compressed, keeled or winged at the back. Seeds 1 
in each cell. 
28. CapsELLA. Pouch triangular-obcordate; valves com- 
pressed, keeled but not winged. Seeds numerous. 
Tr. IX. SUBULARIE. Cotyledons incumbent, long, linear, 
curved back above their base. Cells many-seeded. 
29. SupuLarta. Pouch oval-oblong, laterally subcompressed; 
valves boatshaped. 
Tr. X. SENEBIERE. Cotyledons incumbent, long, linear, 
curved back above their base. Cells one-seeded. 
