226 ORDER XIII. CRUCTFER^J 



Genus VII— ERYSIMUM. L. 14—2. 

 (From the Greek enco, to cure.) 



Silique columnar, 4-sided. Sepals deciduous, closed. Style 

 short. Stigma small. Cotyledons oblong. 



1. E. cheiranthoi'des, (L.) Stem simple or branched with a minute 

 appressed pubescence, somewhat scabrous. Leaves lanceolate, entire, 

 sometimes denticulate. Silique erect, about an inch long. Flowers 

 small. — Yellow. July and Aug. 0. 1 — 2 ft. Along streams. 



Genus VIII— WA'REA. Nutt. 14—2. 

 (In honor of Mr. Ware.) 



Silique flat, stiped, elongated, slender, curved, pendulous. 

 Sepals deflected, spatulate, or ligulate, colored, caducous. Pe- 

 tal* spreading, with long claws. With six glands at the base 

 of the stamens. Leaves entire. 



1. W. amplexifo'lia, (Nutt.) Stem branched above, glabrous. 

 Leaven oblong, ovate, acute. Flowers in umbel-like racemes, much 

 crowded ; petals with the limb nearly orbicular, claw longer than the 

 limb. Silique linear, stipe filiform, purplish. — Pale purple. 0. Flor. 

 1—3 feet. 



2. "W. cuneifo'lia, (Nutt.) Stem branched above, glabrous. Leaves 

 nearly senile, oblong, obtuse, upper ones oblong-linear. Racemes with 

 the flowers clustered at the extremities of the branches. Sepals mi- 

 nute. Petals with the limb nearly round, supported on a long claw. 

 Stamens longer than the petals. Anthers linear. Stigmas sessile. Si- 

 lique filiform, nearly 2 inches long. — "White, tinged with purple. 0. 

 June and Aug. Middle Geo. and Car. 1 — 2 ft. 



The last species is a beautiful plant, and would well repay the florist's care, if it im- 

 proved none by cultivation. 



Genus IX.— BRAS'SIGA. L. 14—2. {Cabbage.) 

 (From the Celtic word bresic, which signifies cabbage.) 



Calyx erect, converging. Silique roundish, crowned with a 

 short style. Seeds in one row. Flowers in racemes, pedicels 

 filiform, bractless. Radical leaves lyrate or pinnatifid. ' Bien- 

 nial plants. 



1. B. olera'cea, (L.) Leaves glaucous, fleshy, repand or lobed. — 0. 

 Yellow. England. Cabbage, Cauliflower, Collard, Brussels Sprouts. 



2. B. ka'pa. Radical leaves lyrate, not glaucous, upper ones entire. 

 Roots napiform, or fusiform. — 0. Europe. > Turnips. 



Genus X— SINA'PIS. L. 14—2. 

 (From the Greek sinapi, applied to all plants resembling cabbage or turnip.) 



Silique nearly terete, nerved. Style short, acute. Seeds 

 in a single series. Sepals spreading. Leaves usually lyrate. 

 Flowers in elongated racemes. 



