30 
VII. CRUCIFERS 
^ in., entire or sinuate. Racemes short. Flowers white. Petals 
longer than the sepals. Pods linear, J-l in. 
Simla, in ditches ; April-September. — N. India, ascending to 7000 ft. — 
Temperate Asia, Europe, including Britain (Common Watercress). 
Often cultivated. 
2. Nasturtium palustre, DC. ; FI. Br. Ind. i. 133. Glabrous. 
Stems 6-12 in., erect or nearly so, branched. Radical leaves 
numerous, stalked, 2-6 in., deeply pinnatifid, lobes toothed, lower 
ones distinct, narrow, terminal one large, broad. Stem-leaves 
similar or ovate-lanceolate, sessile, toothed. Racemes long. 
Flowers yellow. Petals and sepals nearly equal. Pods oblong, 
J-J in. 
Simla ; April-September. — N.W. India, ascending to 10,000 ft. — Europe 
(Britain, Marsh Watercress). 
3. Nasturtium montanum, Wall. ; FI. Br. Ind. i. 134. 
Glabrous or nearly so. Stem erect, grooved, 6-18 in., branched. 
Lower leaves stalked, 2-4 in., pinnatifid at least near the base, 
toothed, gradually passing into the sessile, sinuate-toothed, ovate 
upper leaves. Racemes long. Flowers yellow. Petals and 
sepals nearly equal. Pods linear, 1-1^ in. 
Simla ; April-September. — N. India, ascending to 7000 ft. — Burmah. — - 
China, Japan. 
2. BARB ARE A. From *' Herb of St. Barbara,’ the old name 
for B. vulgaris . — Most temperate regions. 
Barbarea vulgaris, R. Br. ; FI. Br. Ind. i. 134. A glabrous, 
perennial herb. Stem leafy, stiff, erect, 6-18 in. ; branches few, 
short. Leaves 2-4 in., lower stalked, upper sessile, mostly 
pinnately lobed, lower lobes usually few, small and narrow, 
terminal lobe large, broadly ovate ; sometimes all narrow, or the 
leaves oblong and deeply toothed towards the base. Flowers 
small, bright yellow, racemed. Sepals erect, equal, similar. 
Petals clawed. Style short, stigma capitate. Pods linear, 
|-1| in., erect or slightly spreading, 4-angled. Seeds in one row ; 
radicle accumbent. 
Simla ; June. — Temperate Himalaya, 600.0-10,000 ft. — W. Asia, Africa, 
Australia, Europe (Britain, Winter Cress, Yellow Rocket). 
3. ARABIS. Etymology uncertain. — N. temperate and cold 
regions, rare in the S. Hemisphere. 
Annual or perennial herbs, usually more or less covered with 
forked or stellate hairs. Stems erect, leafy, simple or with a few 
short branches. Leaves simple : radical stalked ; upper stem- 
elasping, the base prolonged downwards in two short lobes. 
