TETRADYNAMIA SILIQUOSA. Arabis. 
2, A. foliis radicalibus oblongis petiolatis, caulinis lanceo- 
latis sessilibus, caule erecto basi hirto, petalis calyce 
. , duplo longioribus. Willd. sp. pl. 8. p. 535. 
Icon. Schkuhr handl. 185. Curt. fl. lond. 2. t. 49. 
In dry sandy fields and on old walls: New England to 
Virginia. ©. April—July. v.v. 
3. A. foliis subrotundis integerrimis hirsutis, surculis rep- 
tantibus, Willd. sp. pl.3. p. 536. 
Icon. Pluk. alm. t. 51. f. 5. : 
In sandy fields : Pensylvania to Virginia. 2/. June, July. 
V. V. " 
4. A. foliis glabris, radicalibus lyratis, caulinis linearibus. - 
- Willd. sp. pl. 3. p. 538. 
In fields and on dry hills: Canada to Pensylvania. ©. 
March—May. UU i PERS 
5. A. foliis dentatis obtusis hispidis, radicalibus sublyratis, 
caulibus hispidis, petalis erectis.— Willd. sp. pl. 3. 
p. 539. l 
A. hispida, Ait. kew. 2. p. 400. 
Icon. Engl. bot. 614. 
In Labrador. Colmaster. Y. May. v. s. in Herb. 
Dickson. 
6. A. foliis lanceolatis utrinque angustatis remote dentatis 
hastato-sessilibus, siliquis pendulis ancipitibus falca- 
tis.— Mich. fl. amer.2. p. 31. 
A. canadensis. Willd. sp. pl. 3. p. 540. 
Turritis foliis lanceolatis dentatis, radicalibus maximis, 
siliquis compressis falcatis. Gron. fl. virg. 1. p.77. 
Icon. Pluk.ahmd.960 f.8/ ^ ^ 
In rocky shady situations: Canada to Virginia. X. 
` May, June. v.v. ; v.s. in Herb. Gronov. From two 
to five feet high. 
7. A. foliis glabris rhomboideis repando-obsolete-dentatis, 
... infimis longe petiolatis, radice tuberosa.— ers. syn. 2. 
T -.306 * 
— A. bulbosa. Muhilb. in litt. 
A. amara. Herb. Banks. 
A. foliis ovatis denticulatis glabris. Gronov. virg. 99. 
On the borders of rivulets and springs. 2t. March 
May. v.v. This is one of the early spring flowers ; 
the taste resembling spring cresses. It would be de- 
sirable to have it introduced into the gardens for that 
purpose, as it will grow in any soil, E ah 
` 
437 
thaliana. 
reptans. 
lyrata. 
stricta. 
falcata, 
rhomboidea. 
