GENERA AND SPECIES. 
ORDER CAPPARIDEAE. 
Herbs with a capsular fruit, stamens 8 to 16 
Shrubs or trees; fruit indehiscent, succulent, on a long some: 
stamens indefinite ; stipules spinescent, leaves simple 
Cleome. 
Erect, branching about 1 foot, beset with viscid hairs ; leaves 
of 3 or more obovate leaflets ; flowers yellow in terminal 
racemes ... 
Capparis. 
Sepals 4, imbricate in two series. 
Biakneris 12 or less; branchlets and inflorescence tomentose 
Stamens indefinite ; glabrous, prostrate shrub 
‘Two outer sepals connate, bursting irregularly. A small tree 
resembling the orange ; fruit globose, with a hard rind .. 
ORDER CRUCIFERAE. 
Pod longer than broad, septum in its broadest diameter, 
separating into two valves from below upwards. 
a. Valves nerveless (also Stenopetalum partly). 
Cleome 
Capparis 
viscosa 
lasiantha 
spinosa 
Mitchell 
Pod cylindrical, sepals spreading ; seeds in 2 rows Nasturtium 
Pod compressed, sepals erect ; seeds usually inl row Cardamine 
b. Valves 1-nerved ; seeds numerous. 
Pod quadrangular, sepals erect ; seeds in ] row ... Barbarea 
Pod cylindrical, sepals erect, hairy; seeds in 1 or 2 
irregular rows ey = we neh .. Erysimum 
ce. Valves 3-nerved ; seeds numerous. 
Pod narrow-cylindrical, sepals erect or spreading ; 
seeds in | or 2 irregular rows in each cell .. Sisymbrium 
‘Pod longer than broad, separating transversely into 
two portions, each I-seeded .. a Cakile 
Pod shorter than broad, septum in st broadest aracier, 
2-valved. 
Sepals coherent ; pefa/s long subulate-pointed; leaves 
linear ; seeds few or several iy n% .. Stenopetalum 
Fruiting-stalks recurved ; flowers minute... ... Geocoeceus 
Filaments toothed; seeds 2to4inacell ... ... Alyssum 
Dissepiment absent; seeds numerous ; small annu- 
als with linear entire leaves and small flowers ... Menkea 
