80 cuucikkim;. (mlstauu family.) 



11. CAMELINA, Crantz. 



Silit'k' ovoid or pcar-sliupod, fiattt-iifd parallel to the broad partition ; valves 

 1 -nerved. Seeds niiinerous, oblony. Cotyledons ineunibent. Style slender. — 

 Flowers small, yellow. 



1. C. sativa, Crantz. iK-aves alternate, sagittate; siliele large. — Fields, 

 North Carolina, and northward. Introduced. Qj. 



12. SENEBIERA, Poir. 



Silicic didymous, oompres.sed contrary to the naiTow partition ; the cells glolv 

 tdar, 1 -.seeded, crested or jiitted, indehiscent, at maturity separating from the par- 

 tition. Cotyledons incumlwnt. — Annual or l)icnnial difrusc strong-scented herbs, 

 with pinnatcly lobcd or divided leaves, and minute white flowers, in short ra- 

 cemes, opposite the leaves. Stamens 2, 4, or 6. 



1. S. pinnatifida, DC. Stem prostrate; leaves deeply pinnatifid, with 

 the numerous lobes toothed on the upjier edge ; siliele pitted, emarginate at both 

 ends. — Waste i)laees, Florida to North Carolina. March - May. — Racemes 

 many-flowered. 



2. S. Coronopus, Poir. Stem prostrate; leaves deeply pinnatifid, with 

 the lobes entire, toothed, or pinnatifid ; silielcs not emarginate, the margins 

 crested. — Waste places. Introduced. March and April. 



13. LEPIDIUM, L. Peppergrass. 



Siliele rounded or obcordalc, comjiressed contrary to the narrow partition ; 

 valves carinatc ; cells 1-sccded. Cotyledons accumbent and incumbent. Petals 

 sometimes wanting. Stamens 2, 4, or 6. — Leaves entire, toothed, or pinnatcly 

 divided. Flowers minute, in terminal racemes. 



1. L. Virginicum, L. Smooth ; stem erect, much branched ; leaves 

 lanceolate, sharjily toothed, the lowest tapering and mostly pinnatifid toward the 

 base ; siliele orbicular, wingless ; cotyledons accumbent ; stamens mostly two. 

 — Waste places, very common. March - June. ® — Stem 1° - 2° high. 



14. CAPSELLA, Vent. Sukpherd's Purse. 



Siliele triangular-wedge-shaped, flattened contrary to the narrow partition, 

 many-seeded ; valves wingless. Cotyledons incumbent. — An annual herb, 

 with the radical leaves clustered and pinnatifid ; those of the stem clasjjing and 

 often entire. Racemes elongated. Silicic shorter than the spreading pedicel. 

 Flowers white. 



1. C. Bursa-pastoris, Ma-nch. — Waste ground, Florida and northward. 

 March and April. Introduced. 



15. CAKILE, Toum. 

 Siliele 2-jointed ; the joints thick, 1-celled, 1-seeded. Seed of the upper joint 

 erect, of the lower susjiended. Cotyledons accumbent. — Fleshy sea-side annu- 

 als, with pinnatifid or lobed leaves, and white or purjjle flowers in racemes op- 

 posite the leaves. 



