CRUCIFERJE. (MUSTARD OR RADISH FAMILY.) 31 
4. Dent aria. Pod lanceolate, flat, the valves nerveless. Seeds in 
a single row in each cell. Stem few-leaved in the middle, 
from a toothed or jointed rootstock. Flowers white-purple. 
5. Akabis. Pod linear, flat or flattish; valves 1-nerved in the mid¬ 
dle. Seeds in a single row in each cell. Flowers white or 
rose-color. 
6. IT rritis. Pod, &e., as in Arabis, but the seeds in 2 rows in 
each cell. 
'• Bakbarea. Pod linear, 4-sided. Flow’ers yellow. 
Tribe 2. SISYMBRIEiE. Pod elongated. Cotyledons plane, in¬ 
cumbent, that is, the back of one of them applied to the radicle. 
Seeds thickish or oblong. 
8. Erysimum. Pod 4-sided, linear. Flowers yellow. 
9. Sisymbrium. Pods terete or flattish, linear or awl-shaped. 
Tnbe3. BRASSICEAi. Pod elongated. Cotyledons incumbent, 
“"duplicate and folded round the radicle. Seeds globose. 
•.isapis. Pod terete: valves 3-5-nerved. Calyx spreading. 
II. Siuculosje. — Pod short, a silicle, opening by valves 
Tribe c t, a ALYSS,NE ^' Pod 0val or oblong: partition broad. 
«ium woTdte'ZS for ( S.) h ° rt ' POdded 8PeCieS ° f ^ aStUr ' 
!i Cochleabla^ Podo e v d, ,tT y T ded ' F,OWerS White or yellow. 
chlearia. Pod ovoid, turg,d, several-seeded. Flowers white. 
Pod ovoid or oblong : partition broad. 
Tribe 5. CAMELINE^E. 
Cotyledons incumbent 
14 P “ <i 1 O bovoid > ‘orgid. Style slender 
Svidlaria. Pod oral, turgid. Style none. 
5 Lrp I diim . Pod roundish, 2-seeded. 
/7 " A P ° d ,nVerSC ‘ y heart sbaped ' tr ‘ an gular, many-seeded. 
~ P ° d Separati ^ — into joints. 
1" Cakile. Pod^^mrffjoin^T'^h" 8 Pla ” e ’ accumbent - 
Short, 2-jomted, w«h one seed in eaeh joint 
1 = F* ^ 
