26 CKUCIFEBJE. (MUSTASD FAMILY.) 



* * Annual*. 



3. C. spathulata, Michx " Radical loaves petiolate, spathulate, entire, 

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

 linear, straight, spreading .and slightly reflexed, pointed with the sessile Btigma." 

 (J a '. ) — High mountains of Carolina [Mickaux). ( *) 



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

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

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

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

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

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



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

 leaves pinnatifid, 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. Vieginica. 

 (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 steins, bearing at the summit 2-3 pahnatcly-divided l< 

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

 petioles. 



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

 ly so, ternately 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. D. laciniata, Muhl. Root jointed ; stem-leaves mostly a, whorled, 

 ternately divided ; leaflets lanceolate or linear, lolied and toothed : the lateral 

 ones 2-parted , those of the root similar or sometimes wanting; racemes few- 

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

 Ranks ofriverfl in shady places, Florida and northward. Feb.— April. — Stem 

 4'-12' high. 



3. D. hetorophylla, Nutt. Root jointed; stem-leaves 2, Bmall, opposite, 

 8-partedj 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 ( 'arolina and northward. April. — Sleni (>' - 1 '2' 



high. 



4. D. multifida, Mahl. Root tuberous; Btem-leavee mostlj 3, whorled, 

 2 - :! ternately divided into very narrow segments ; flowers white. — Shady woods 

 in the upper districts, Alabama and northward Sterna 6' 8' high. I 



as finely divided as those of the Carrot, sometimes approaching someof 

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



