Drab a. 



CRUCIFER^. 61 



Var. a. leiocarpa. Lindb. 1. c. Ledcb. 1. c. Eegel, 1. c. 



D. lutea, Gilih. See syn in DC. Syst. 2. 351. —Richards. Frankl. Joiirn. l6. 

 Hook. Fl. Bor.-Am. 1. 55. Torr. & Gray, Fl. 1. 107. PL Bourgeau, 254. 



D. gracilis. Grab. Edinb. Pbil. Journ. 1828, 172 (Litt.-Ber. zu Linn. 1830, 126). 

 D. nemorosa, var. lutea. Porter, Hayd. Rep. 1871, 47S ; Fl. Col. 8. 



Var. /3. hebecarpa. Lindb. 1. c, and others. Torrey, Bot. Wilkes, 233. 



D. nemoralis. Ehrh. Beitr. 7. 154. Nutt. Genera, 2. 62. Hook. Fl. Bor.-Am. 

 1.55. Don, Mill. 1. 186. Torr. & Gray, Fl. 1. 108. Gray, Manual, 1 ed. 89; 

 Proc. Acad. Philad. 1863, 58. Cooper, Pac. R. Rep. 12. 56. 



? D. muralis. Hook. Fl. Bor.-Am. 1. 56. Torr. & Gray, Fl. 1. 108. Hook. f. 

 Arct. PI. 285. 



D. nemorosa. Gray, Am. Joxir. Sci. 2. t,t,. 242. Anderson, Cat. 118. Watson, 

 King's Rep. 5. 22. Porter, Hayd. Rep. 1871, 478. 



D. lutea, var. longipes. Hook, in Lond. Jour. Bot. 671, not DC. 



Var. alpina. Porter, Fl. Col. 8. 

 D. platyaarpa. Torr. & Gray, Fl. 1. 108. Walp. Rep. 1. 152. Dietr. 3. 651. 

 Gray, PI. Liodh. 148; Ives's Rep. 6. Scheele in Rom. .Texas, 436. 



f D. Boemeriana. Scheele in Linn. 21. 583. 

 D. ramosissima. Desv. Jour. Bot. 3. 186. DC. Syst. 2. 355; Prodr. 1. 171. 

 Don, Mill. 1. 186. Gray, Ann. Lye. N. Y. 3. 224 ; Manual, 71. Torr. & Gray, Fl. 

 1. 106. Dietr. 3. 651. Chapman, 29. 



D. arabisaus. Pursh, 434, not Michx. 



Ali/ssnm (?) dcntatum. Nutt. Genera, 2. 63. Beck, Bot. 26. Nees, PI. Wied, 4. 



D. clentato. Hook. & Arn. in Jour. Bot. 1. 192. Hook. Icon. t. 31. 

 D. rupestris. R. Br. in Ait. f. Hort. Kew. 4. 91. See syn. in DC. Syst. 2. 344 ; 

 Regel, Fl. Ost-Sib. 1. 194; Ruprecht, Fl. Cauc. 1. 119. — Cham. & Schlecht. in 

 Linn. 1. 23. Ledeb. Icon. t. 260; Fl. Ross. 1. 149. Hook. Fl. Bor.-Am. 1. 93. 

 Don, Mill. 1. 184. Torr. & Gray, Fl. 1. 105. Dietr. 3. 649. Vahl, Fl. Dan. 14, 

 t. 2421. Seem. Bot. Herald, 54. Durand, PI. Kane, 187. Lange, PI. Gronl. 130. 

 Hook, f in Jour. Linn. Soc. i. 116 & 121, & 5. 82 ; Arct. PI. 285 & 317. Dickie, 

 Jour. Linn. Soc. 3. no. 



D. hirta, var. 4. Hook, in Parry's 2d Voy. 386. 

 D. stellata, Jacq. See syn. in DC. Syst. 2. 346 ; Ledeb. Fl. Ross. 1. 149, under 

 [). frigida ; Ball, Bull. Soc. Bot. France, 7. 229 & 249 ; Regel, Fl. Ost-Sib. 1. 192. 

 — Cham. & Schlecht. in Linn. 1. 22. Hook. Fl. Bor.-Am. 1. 53. Torr. & Gray, 

 Fl. 1. 105. Hook. & Arn. Bot. Beechey, 121. Seem. Bot. Herald, 54. Ascher- 

 son, in Flora, 43. 369. Hook. f. Arct. PI. 285 & 317. Coulter, Hayd. Rep. 1872, 

 760. 

 Var. a. nivalis. Regel, 1. c. 192. 



D. frigida, Sauter. Ledeb. Fl. Ross. 1. 149 & 755. 



D. murlcella, Wahl. R. Br. in Ross' Voy. 193. Greville, Mem. Soc. Wern. 

 3.431. DC. Syst. 2. 340; Prodr. 1. 168. Richards. Frankl. Journ. 16. Hook, in 

 Parry's 2d Voy. 387; Trans. Linn. Soc. 14. 364; Fl. Bor.-Am. 1. 52. Graham, 

 Edinb. Phil. Jour. 1829, 345. Meyer, PI. Lab. 83. Don, Mill. 1. 184. Torr. & 

 Gray, Fl. 1. 104. Seem. Bot. Herald, 24 & 55. Hook. f. Arct. PI. 285 & 317. 

 Rothr. Alask. 443. " 



D. nicalis, Lilj. Vahl, Fl. Dan. 14, t. 2417. Lange, PI. Grchil. 130. 

 Var. (3. hebecarpa. DC. Syst. 2. 346. Hook. Fl. Bor.-Am. 1. 53. Torr. & 

 Gray, Fl. 1. 105. Gray, Proc. Acad. Philad. 1863, 57. Rothr. Alask. 443. Wat- 

 son, King's Rep. 5. 21. 



