Cruciferae. 29 



SISYM'BRIUM SOPHI'A {64). Flix-weed. 6-8. Stem 1—3 ft. 

 (115) Leaves bipinnatifid slightly hairy, pods slender erect, pedicels 

 spreading. Waste places. 



SISYM'BRIUM THALIA'NUM (93). Thale-Cress. 5—7. Stem 

 (112) 6 — 10 inches high, leaves few, nearly all radical. Dry places. 



XIV. —ER YSIMUM. 



Calyx equal at the base, flowers yellow or white, pods long on spreading 

 pedicels 4-angled, valves with a prominent midrib. 



Leaves dentate, E. Alliaria. 



Leaves entire, 158* 



i58*Leaves amplexicaul, , . . , . E. orientale. 



i58*Leaves not amplexicaul, . . . E. cheiranthoides. 



ERYSIMUM ORIENT A'LE. 5—8. Stem erect 8— 24 in., radical leaves 

 obovate, cauline leaves elliptical amplexicaul, flowers white, pods 3 or 

 4 in. long. [C. 



ERYS'IMUM ALLIA'RIA (94). Garlic-Mustard, Jack-by-the-Hedge. 



(118) 5 — 6. Leaves large much veined cordate dentate, flowers white 

 corymbose, ])lant 2 or 3 feet high smelling strongly of garlic. Banks. 



Erysimum cheiranthoi'des (37). Treacle mustard. 6—8. Stem 1—2 



(119) ft,, ertct rigid leafy, leaves pale green, f — i in,, entire or slightly 

 toothed lanceolate, flowers small pale yellow. [N. F. C. CI. St. 



YM.—HESPERIS. 



HESTER! S MATRONA'LIS. Dame's Violet. 5—7. Pod 4-sided, stigma 

 (ill) sessile lobed, calyx erect, leaves ovate lanceolate toothed, stem erect, 

 flowers lilac, powerfully fragrant in the evening. [G. C. CI. 



yiN\.—BRASSICA. 

 Pods beaked, calyx erect, seeds in one row globose. 

 Upper leaves entire, . . . . . . . B, oleracea. 



All leaves pinnatifid, 159 



159 1—2 ft. high, B. tenuifolia. 



159 6 in. high, B. muralis, 



BRAS'SICAOLERA'CEA(Ti), Sea-Cabbage, 5—8. Leaves glaucous 

 (123) fleshy waved glabrous lobed, flowers yellow, root fibrous. Common in 

 cultivation. 



Brassica Naptis is the Rape or Cole-seed, and Brassica Rafa the Turnip of 

 cultivation. 



Bras'sica tenuifo'lia (46). Rocket. 6 — 9. Stem glabrou? erect i — 2 ft., 



(134) bushy, leaves pinnatifid, flowers rather large lemon-yellow, pods in 

 a loose raceme slender spreading, beak very short. [Tb, C, CI. 



Bras'sica mura'lis (46). Rocket, 8 — 9, Stem 6—8 in, slender, leaves 



(135) pinnatifid mostly radical, flowers small yellow, pods slender, 



[Wl. M. F. C. CI. 



