CRUCII F.n^E. 
2.1 
gularlv lobed, calyx spreading horizontally. — E. B. 1 677 - H. 
4424.— Fl. large, yellow. Pods hispid. St. 1—2 feet high. — 
Cultivated and waste land. A. VII. White Mustard. 
3. S. nionensis (I3ab.) ;' pods slightly tetragonous, valves 
3-nerved, beak 1 — 3-seeded, I. glabrous stalked all deeply pin- 
natifid and mostly radical : lobes oblong unequally toothed in 
the upper I. linear, calyx erect closed, st. glabrous. — E. B. 962. 
Brassica Hook. — St. usually prostrate. Fl. yellow. — On the 
western coasts. B. or P. ? VIII. E. S. 
4. S. Cheiranthus (Koch) ; pods cylindrical, valves 3-nerved, 
beak 1 — 3-seeded, I. hispid stalked all deeply pinnatifid : lobes 
oval-oblong unequally toothed in the upper 1. linear, calyx erect 
closed, St. hispid below.— E. B.^S. 2821. R. 4432. 4433.— St. 
1 — 3 feet high, erect, leafy. Fl. yellow. — St. Aubin's Bay, Jer- 
sey. B. or P. VI.— VIII. O. 
15. Erucastrum Schimper and Spenner. 
1. E. incanum (Koch) ; pods adprcssed turgid with a short 
1 -seeded beak, 1. lyrate hispid, stem 1. linear-lanceolate, st. much 
branched.— E. B. S. 2843. R. 4423.— St. 1—3 feet high, branches 
divaricated with few very small leaves. Pods very short, gla- 
brous or hairy, often scarcely longer than their glabrous beak. — 
Sandy places in Jersey and Alderney. B. VII. VIII. O. 
16. Diplotaxis DeCand. 
1. D. tenuifolia (DC.) ; st. shrubby below branched glabrous 
leafy, I. glaucous linear-lanceolate very acute sinuate-dentate or 
pinnatifid : segments linear remotely dentate, pet. roundish- 
ovate with a short claw. — E. B. 525. R. 4420. — Sinapis Hook. 
— I'edicels usually twice as long as the large vellow flowers. 
St. 1— l ifoothigh. Plantfcetid.— Old walls. P. VII.— IX.— E.S. 
2. D. muralis (DC.) ; st. herbaceous simple hispid and leafy at 
the base, 1. almost glabrous ovate-lanceolate sinuate-dentate or 
pinnatifid, pet. roundish ovate with a short claw. — E. B. 1090. 
R. 4417- Sinapis Hook. — Pedicels as long as the flowers. L. 
often blunt, never very acute, all collected about the base of the 
stem Branches all springing from the base. — Dry banks and 
old wails, rare. A. VIII. IX. 
Suborder II. Latiseptte. Tribe IV. Ahjssinea. 
17. Alyssum Linn. 
1. A. calycinum (L.) ; herbaceous hoar)' with starry pubes- 
cence, 1. obovate-lanceolate attenuated below, pods orbicular 
stellato- pubescent, calyx persistent, filaments all toothless, 
shorter ones with 2 setaceous appendages at the base. — E. B. S. 
2853. R. 4269 — Cells of the pod 2-seeded. Pet. yellow, be- 
coming at length white. — " Certainly a native in several Scottish 
stations." Introduced (?) into Leicestershire. A. V. VI. E. ? S. 
c 
