24 CRUCIFERE (Sond.) [ Sisymbrium. 
Has. Roggeveld, near Riet River, Burchell. mt is 
Stem slender, 3 inches long. Lower leaves petiolate, oval. Raceme surrounded 
with leaves : pedicels 2-3 lines long. Calyx persistent, nearly as long as the petals. 
Silicule 1} lines long, tipped with a style } line long. Seeds 2 in each loculus. 
Sub-gen. 2. Lobularia (DC.) lowers white. Stamens toothless. 
2. A. maritimum (Lam. Dict. 1. p. 98) ; stems suffruticose at base, 
procumbent ; leaves linear-lanceolate, acute, canescent ; silicules oval, 
glabrous, tipped with a short style. DO, l.c.p. 164. H. & Z.! No. 
30. HL. Bot. t. 1729. Clypeola, Lin. Koniga, R. Br. 
Has. Sandy places near Capetown, not uncommon. April. (Herb, Sond.) 
Stem 3-12 inches long. Leaves more or less hoary. Flowers small, sweetly 
scented, Silicule 13 lineslong. Seeds one in each loculus. 
Tribe IL. NororHizes. 
Seeds with flat cotyledons, whose backs are directed to the radicle, or 
tncumbent (0 || ). 
Sub-tribe I. SISYMBRIEA, : 
Pod (siliqua) elongate, usually bilocular, with flattish or convex valves. 
Seeds numerous, in one or two rows. 
VII. SISYMBRIUM, All. 
Sepals patulous, equal at base. Siligua subterete, sessile ; valves 
convex, usually three-nerved. Seeds ovate or oblong ; cotyledons in- 
cumbent or oblique. Stamens toothless. DC. Prod. 1. p. 199. 
Annuals or perennials, chiefly weeds, inhabiting the temperate zones of both 
hemispheres, glabrous or hairy. Leaves either simple, pinnatisect or decompound. 
Flowers white or yellow, mostly in terminal, leafless racemes. Name croup Ppior ; 
given by the ancients to several plants, one of which is supposed to be a cress. 
* Flowers white. 
1. S. capense (Thunb. Fl. Cap. p. 497); perennial, glabrous, oF 
hairy ; stem erect, branched above ; bee ee largest, runcinate or 
pinnatifid, lobes toothed ; upper leaves narrower, pinnatifid or lanceo- 
late-toothed ; racemes glabrous ; pods turned upwards, glabrous. 
_ Var. «. latifolium ; stem, glabrous, hairy below ; leaves runcinato- 
pinnatifid, the upper toothed or pinnatifid ; pods very long. 4. sért- 
gosum, Thunb. Herb. fol. e. S. Burchellii, E. & Z.! No. 32 (ex parte) nom 
DC. S. argutum E. Mey. ! 
Var. 8 montanum ; pubescent with short hairs; leaves mostly 
lanceolate-toothed, or the lower ones pinnatifid ; racemes subglabrous } 
pods shorter. 8, montanum, E. Mey. ! in Herb. Drege, S. Burchellii, 
LE. § Z, | ex parte, : | 
Var, y. angustifolium; stem smooth or hairy ; almost all the leaves 
iene the lobes oblong or linear, paar ‘toothed ; raceme gla- 
rous ; pods very long. S. capense, Thunb,! Herb, 
Hap. Among shrubs. «., Zwartkops, Kat and Konab Rivers ; Kenko River, 
Ganritz River and Langekloof, £. 2. / & Zey. 1893. Albany, Drege, Mrs. 
