16 NATURAL ORDERS AND 
TripE 3. Brasstcex. 
Pods taper. 
Valves with a dorsal rib ...............-. Brassica, v. 2. p. 910. 
Valves with three to five dorsal ribs ... Srnapis, v. 2. p. 916. 
Pods compressed, linear ......se..sssecesoes Dirroraxis, v. 2. p, 920. 
SuB-oRDER 2. LoMENTACER. 
Cotyledons accumbent O= ......... I. CaKILINER. 
Cotyledons conduplicate Opt II. RapHanes. 
Trise 1. CaxkILINEZ. 
Pods compressed, two jointed............... CAKILE, V, 2. p. 284, 
Trise 2. RaAaPHANEZ. 
Pods with upper joint globose...,........... CRAMBE, Vv. 2. p. 870. 
Pods cylindrical, two or more jointed.. ... RaPHANts, V. 2. p 928. 
SuB-oRDER 8. LaTISEPTR. 
Cotyledons accumbent O=......... I. ALYSSINER. 
Cotyledons incumbent Oj] ......... IL Camerine#. 
Cotyledons conduplicate GS ...... Ill. VELLEX. 
damien 
Teise Ll. ALYSSINES. 
Pouch with compressed valves. 
HTlAMONIS LOOLMCO.sccswesunocecceeceteces sec ALyssuM, v. 2. p. 886 
Filaments simple. 
Seeds one or two in each cell......... Konica, v. 2. p. 885. 
Seeds many in each cell ................ DRABA, v. 2. p. 886 
Pouch with convex valves. 
Valves with a prominent dorsal rib ... Cocuigarta, v. 2. p. 890. 
Valves without a dorsal rib .............. ARMORACIA, V. 2. p. 892. 
TrisE 2. CAMELINEZ. 
Pouch with a lineal prolongation at theend CaMELINA, y. 2. p. 893. 
TRIBE 3. VELLEZ. 
Pouch with an elongated flat style......... VELLA. 
Sup-ornDER 4. ANGUSTISEPTE. 
Cotyledons accumbent O=.......-.... 1. THLASPIDER. 
Cotyledons incumbent O||............ Il. Lepmine& 
Cotyledons incumbent, long, linear. 
Pouch with many seeded cells...... Il]. Supvrariez#. 
Pouch with single seeded cells ... IV. SENEBIERER. 
Triste I. THLASPIDEs. 
Seeds two or more in each cell. 
Valves of the pouch winged at the back Tutasp1, v. 2. p. 880. 
