2G CBUCIFERJE. (MUSTARD FAMILY.) 



* * Annuals. 

 8. C. spathulata, Michx "Radical leaves petiolate, spafhulate, entire, 

 pubescent with branching hairs; stem-leaves linear Stem decumbent, silique 

 linear, Btraight, spreading and slightly reflexed, pointed with the sessile stigma." 

 [DC.) — High mountains of Carolina [Michaux). ( *) 



4. C. Ludoviciana, Hook. Low ; stems branching and hairy at the 



base ; leaves lanceolate, pinnatifid with numerous oblong or linear sparingly 

 toothed lobes, those of the root tufted; silique broadly linear, erect-spreading, 

 pointed with the sessile stigma; seeds orbicular, margined. — Waste places near 

 dwellings, Florida to North Carolina and westward. March and April. — Stems 

 4' -6' high. Flowers small, white. 



• r ). C. hirsuta, L. Smooth or hairy ; stem erect (1°- 2° high), branching; 

 leaves pinnatiiid, with numerous oval or oblong sparingly toothed lobes, those 

 of the upper leaves linear and entire ; silique narrow-linear, erect, pointed with 

 the nearly sessile stigma; seeds oval, minute, marginless — Var. Viroinica. 

 (C. Virginica, Michx.) Smaller (6'- 10' high); lobes of the leaves linear or 

 filiform. — Wet (the variety in dry) soil, Florida and northward. March and 

 April. — Flowers small, white. 



4. DENTARIA, L. Tootiiwort. 

 Silique lanceolate, flattened. Seeds ovate, disposed in a single row in each 

 cell, on flattened stalks, not margined. — Perennial herbs, with creeping fleshy 

 roots, and simple stems, bearing at the summit 2-3 palmately-divided leaves, 

 and a single raceme of large white or purple flowers. Radical leaves on long 

 petioles 



1. D. diphylla, Michx. Root not jointed ; stem-leaves 2, opposite or near- 

 ly so, teniately divided ; leaflets ovate or ovate-lanceolate, coarsely toothed ; 

 those of the root similar ; racemes many-flowered, longer than the leaves; flow- 

 ers white. — Rich shady woods, along the mountains and northward. April. — 

 Stem 8' -12' high. Root pungent. 



2. T>. laeiniata, Muhl. Root jointed ; stem leaves mostly 3, whorled, 

 teniately divided; leaflets lanceolate or linear, lobed and toothed; the lateral 

 ones li parted, those of the root similar or sometimes wanting: racemes few- 

 roany-flowered, often shorter than the leaves; flowers white or pale purple. — 

 Banks of rivers in shady places, Florida and northward. Feb. -April. — Stem 

 4'- 12' high. 



3. D. heterophylla, Nutt. Root jointed; stem -leaves 2, small, opposite, 



3-parted ; leaflets linear, toothed or entire; root-leaves ternate, with large ovate 

 crenately-lobed and toothed leaflets; racemes few -flowered ; flowers rather small, 

 purple. — Shady woods, North Carolina and northward. April. — Stem 6' -12' 

 high. 



4. D. multifida, Muhl. Root tuberous; stem leaves mostly 3, whorled, 

 2-3-tcrnatcly divided into very narrow segments : flowers white — Shady woods 

 in the upper districts, Alabama and northward Stems 6'-8' high. Leaves 



often as finely divided as those of the Carrot, sometimes approaching some of 

 the tonus of No. 2, but with smaller flowers, and longer petioles and pedicels. 



