VII. CRUCIFERS 
29' 
rather large, usually white or lilac, with purple veins. Pods indehiscent, terete,, 
thick, If in., more or less constricted between the seeds, prolonged beyond the 
valves in a pointed beak about half the length of the pod. Seeds separated by 
pith. — As cultivated in native gardens, the Radish has a very long, coarse,, 
thick, white root. Native name Moollee. 
Pod prolonged beyond the valves in a pointed beak 
Pod not prolonged beyond the valves. 
Pod linear, long. 
Leaves, at least the lower ones, pinnatifid orpinnati- 
sect. 
Seeds in two rows ....... 
Seeds in one row. 
Flowers yellow. 
Leaves simply pinnatifid ; segments oblong . 
Leaves 2- or 3-pinnatisect ; segments linear . 
Flowers white or tinged with violet. Leaves 
simply pinnatifid 
Leaves simple. 
Stems f-4 ft. Flowers racemose. 
Flowers white, straw-colour or pale pink. 
Leaves with 2 basal lobes, stem-clasping 
Leaves without basal lobes, not stem-clasping 
Flowers orange- yellow 
Stemless. Scapes 2-3 in. Flowers corymbose, white 
Pod oblong, f-f in. Leaves pinnatifid. Flowers yellow 
Pod triangular, ovate or orbicular, short, flattened. 
Flowers white. 
Seeds, one in each cell 
Seeds, several or many in each cell. 
Leaves pinnatifid. Pod triangular 
Leaves simple. Pod orbicular or ovate 
8. Ernca. 
1. Nasturtium S 
2. Barbarea. 
5. Sisymbrium .- 
4. Cardamine. 
3. Arabis. 
5. Sisymbrium A 
7. Erysimum. 
6. Eutrema. 
1. Nasturtium A 
10. Lepidium. 
9. Capsella. 
11. Thlaspi. 
1. NASTURTIUM. The classical name for some kind of 
Cress ; etymology obscure. — Temperate regions, rare in tropical. 
Glabrous, perennial or annual herbs. Stem creeping, floating 
or erect. Leaves pinnate or pinnatifid or the upper ones nearly 
entire. Flowers small white or yellow, in racemes. Sepals 
equal, similar, spreading. Petals shortly clawed. Stigma nearly 
sessile, capitate. Pods linear (oblong in N. palustre ), usually 
curved, spreading, valves convex. Seeds in 2 rows ; radicle ac- 
cumbent. 
Flowers white. Leaves pinnate 1. N. officinale. 
Flowers yellow. Leaves pinnatifid. 
Pods oblong, f-f in 2. N. palustre. 
Pods linear, 1-lf in 3. N. montanum . 
1. Nasturtium officinale, B. Br . ; FI. Br. Ind. i. 133. 
Glabrous. Stem short or long, creeping or floating, sometimes 
much branched. Leaves pinnate, 2-4 in. ; leaflets sessile, ovate. 
1 Except N. palustre, which has an oblong pod. 1 2 S. Sophia only. 
3 Except S. Sophia, which has pinnatisect leaves. 4 N. palustre only. 
