Draba.| CRUCIFERZ. 61 
Var. a. leiocarpa. Lindb.1l.c. Ledeb.1.c. Regel, 1. ¢. 
D. lutea, Gilib. See syn in DC. Syst. 2. 351. — Richards. Frankl. Journ. 16. 
Hook. Fl. Bor.-Am. 1.55. Torr. & Gray, Fl. 1. 107. Pl. Bourgeau, 254. 
D. gracilis. Grah. Edinb. Phil. Journ. 1828, 172 (Litt-Ber. zu Linn. 1830, 126). 
D. nemorosa, var. lutea. Porter, Hayd. Rep. 1871, 478; Fl. Col. 8. 
Var. 8. 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. 39; 
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. Pl. 285. 
D. nemorosa. Gray, Am. Jour. Sci. 2. 33. 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. platycarpa. Torr. & Gray, Fl. 1. 108. Walp. Rep. 1. 152. Dietr. 3. 651. 
Gray, Pl. Lindh. 148; Ives’s Rep. 6. Scheele in Rém. Texas, 436. 
% D. Roemeriana. Scheele in Linn, 21. 5838. 
D. ramosissima. Desy. Jour. Bot. 3. 186. DC. Syst. 2. 855; Prodr. 1. 171. 
Don, Mill. 1. 186. Gray, Ann. Lyc. N. Y. 38. 224; Manual, 71. Torr. & Gray, FI. 
1.106. Dietr. 3.651. Chapman, 29. 
D. arabisans. Pursh, 484, not Michx. 
Alyssum (+) dentatum. Nutt. Genera, 2. 63. Beck, Bot. 26. Nees, Pl. Wied, 4. 
D. dentata. 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. Caue. 1. 119.— Cham. & Schlecht. in 
Linn. 1. 23. Ledeb. Icon. t. 260; FI. Ross. 1. 149. DTlook. 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, Pl. Kane, 187. Lange, Pl. Gronl. 130. 
Hook. f. in Jour. Linn. Soc. 1. 116 & 121, & 5. 82; Arct. Pl. 285 & 317. Dickie, 
Jour. Linn. Soe. 3. ro. 
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 
D. 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, 48. 869. Hook. f. Arct. Pl. 285 & 317. Coulter, Hayd. Rep. 1872, 
760. 
Var. a. nivalis. Regel, 1. c. 192. 
D. frigida, Sauter. Ledeb. Fl. Ross. 1.149 & 755. 
D. muricella, Wahl. RR. 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, 845. Meyer, Pl. Lab. 83. Don, Mill. 1. 184. Torr. & 
Gray, Fl. 1.104. Seem. Bot. Herald, 24 & 55. Hook. f. Arct. Pl. 285 & 817. 
Rothr. Alask. 443. 
D. nivalis, Lilj. Vahl, Fl. Dan. 14, t. 2417. Lange, Pl. Grinl. 130. 
Var. 8. hebecarpa. DC. Syst. 2. 346. Hook. Fl. Bor.-Am. 1. 53. Torr. & 
Gray, Fl. 1. 105. Gray, Proc. Acad. Philad. 18638, 57. othr. Alask. 443. Wat- 
son, King’s Rep. 5. 21. 
