ALTSSUM. BRABA. 
29 
2. D. mtirdlis (DC.) ; d. herbaceous simple hispid and leafy at 
the base, 1. almost glabrous ovate-lanceolate sinuate-dentate or 
pinnatifid, pet. roimdish ovate with a short claw. — E. B. 1090. 
Sinapis Sm. — Pedicels as long as the Howers. Pet. abrupt or 
emarginate. L. often blunt, never very acute. Branches all 
springing from the base. — We have two plants : (1) with the 
base of st. leafy with axillary branches, (2) 1. all radical in a 
rosette and st. simple. — Waste groiuid. A. VIII. IX. E. S. ? I. 
Suborder II. Latiseptce. Tribe IV. Alyssinea. 
16. AiTs'suH Linn. 
%!. A. cahjcinum (L.); herbaceous hoaiy with staiTy pubes- 
cence, 1. obovate-lanceolate attenuate below, pods orbicidar stel- 
late-pubescent, caljTL persistent, filaments all toothless, shorter 
ones from between 2 setaceous processes. — E. B. S. 2853. R. ii. 
18. — Cells of the pod 2-seeded. Pet. yellow, becoming at length 
white. — Grassy commons, S. ; ploughed land, E. A. V. VI. 
E. S. 
17. KoNi GA Adam., B. Br. 
[*1. X. martt'tma (R.Br.); procumbent, hairs bipartite, 1. 
linear-lanceolate acute, pods oval pointed glabrous. — E. B. 1729. 
JR. ii. 18. Ali/ssum Sm. — St. rather woody below. Fl. white, 
sweet-scented. — Naturalized near the sea. P. VIH. IX.] E. 
18. Dha'ba Linn. Whitlow-grass. 
1. D. aizmdes (L.) ; scape leafless glabrous, /. limar rigid 
acute keeled glabrous ciliate, stam. equalling the slightly notched 
petals, style as long as the breadth of the pouch. — E. B. 1271. 
R. ii. 15. — Fl. bright yellow. L. fringed with rigid hairs, densely 
collected into cushion-like tufts. — On rocks and walls at and near 
Pennard Castle near Swansea. P. LQ. IV. E. 
2. D. rupes'tris (R. Br.) ; scape leafless or with 1 or 2 leaves 
pubescent, I. lanceolate Jiat steUatelg pubescent, stam. shorter 
than the slightly notched petals, style short. — E. B. 1338. D. 
hirta Sm.— Pouch long-oval, slightly haiiy. St. veiry short, 
branched, each branch bearing a dense tuft of leaves and 1 — 3 
short scapes. Fl. small. L. mostly entire. — Tops of the High- 
land mountains, rare. P. VII. S. I. 
3. 2). incdna (L.) ; stem-l. several, 1. lanceolate steUately pu- 
bescent toothed, pet. twice as long as the calyx entii-e, pouch 
longer than its pedicel ttristed, style veiy short. — E. B. 388. R. 
ii. 14. — Pouch nearly or quite glabrous, erect, lanceolate-oblong. 
St. 4 — 12 in. high, simple or branched. II. white. — Extreme 
forms are often taken for species, as D. contorta (Ehrh.), st. 
