Orobus. Oxytropis.] LEGUMINOS&. 245 
OROBUS. See under Lathyrus. 
O. Californicus ; Lathyrus venosus. O. longifolius ; Astragalus pictus. 
diffusus ; Vicia Americana. Muhlenbergii ; Lathyrus venosus. 
dispar ; Astragalus multiflorus. myrtifolius ; Lathyrus paluster. 
dissitifolus ; Vicia Americana. 
OXYTROPIS campestris. DC. Astrag. 74, with syn. See syn. also in Ledeb. 
Fl. Ross. 1. 591; Hook. f. Arct. Pl. 289 & 324.—Richard. in Journ. Frankl. 17. 
Hook. Fl. Bor.-Am. 1. 147. Don, Mill. 2. 251, fig. 40. Cham. in Linnea, 6. 546. 
Torr. & Gray, Fl. 1. 340. Eat. & Wr. 337. Walp. Rep. 1. 693. Ruprecht, Beitr. 
Pfl. Russ. 2. 30. Seem. Bot. Herald, 28 & 51. Hook. f. in Journ. Linn. Soe. 1. 116, 
121,124 & 5.83. Dickie, same, 3. 110. Regel. & Til. in Fl. Ajan. 77. Pl. Bour- 
geau, 256. Rothr. Fl. Alask. 445. Gray, Proc. Am. Acad. 6. 235; Manual, 133. 
Matthew, Pl. Acad. 15. Porter, Fl. Col. 30. Parry, Am. Naturalist, 9. 270. 
O. borealis. DC. Prodr. 2.275. Hook. Fl. Bor.-Am. 1. 145. Don, Mill. 2. 249. 
Hook. & Arn. Bot. Beechey, 122. Torr. & Gray, Fl. 1.338. Eat. & Wr. 338. 
Trautv. & Meyer, Fl. Ochot. 26. Dietr. 4.1069. Seem. Bot. Herald, 28. 
Var. viscida. Watson, King’s Rep. 5. 77. 
O. viscida. Nutt.; Torr. & Gray, Fl. 1.841. Eat. & Wr. 838. Walp. Rep. 
1. 693. Dietr. 4. 1068. Rothr. Pl. Wheeler, 37. 
O. campestris? Pl. Bourgeau, 256. 
Var. speciosa. Torr. & Gray, Fl. 1. 341. Gray, Pl. Fendl. 36. 
O. deflexa. DC. Astrag. 96 ; Prodr. 2. 280, with syn. Richard. Journ. Frankl. 17. 
Hook. FI. Bor.-Am. 1. 148 ; Lond. Journ. Bot. 6. 212. Don, Mill. 2. 253. Torr. & 
Gray, Fl. 1.342. Eat. & Wr. 338. Hook. f. Journ. Linn. Soc. 1.124; Arct. Pl. 
289. Gray, Proc. Acad. Philad. 1863, 60; Proc. Am. Acad. 6. 236. Pl. Bourgeau, 
255. Porter, Hayd. Rep. 1870, 475; Fl: Col. 31. Rothr. Pl. Wheeler, 36. 
Astragalus deflecus. Pall. Act. Petrop. 1779, 260, t.15. L’Her. Stirp. Nov. 167, 
t. 80. 
Astragalus hians. Jacq. Icon. Rar. t. 252. 
Astragalus retroflerus. Pall. Astrag. t. 27. 
O. foliolosa. Hook. Fl. Bor.-Am. 1. 146. Don, Mill. 2.471. Torr. & Gray, FI. 
1. 339. Eat. & Wr. 338. Walp. Rep. 1. 693. Dietr. 4. 1068, 
O. Lagopus. Nutt. in Journ. Acad. Philad. 7.17. Torr. & Gray, Fl. 1. 340. Eat. 
& Wr. 338. Walp. Rep. 1. 694. Dietr. 4. 1068. Parry, Am. Naturalist, 8. 32. 
O. Lamberti. Pursh, 740. Bradbury, Cat. 338. Nutt. Genera, 2.98. Sims, 
Bot. Mag. t. 2147. James, Long’s Exped. 2.110. DC. Prodr. 2.277. Torrey, 
Ann. Lye. N. Y, 2. 178; Nicol. Rep. 148; Frem. Rep. 89; Stansb. Rep. 385; Sitgr. 
Rep. 158; Marcy’s Rep. 284; Pac. R. Rep. 4. 80; Mex. Bound. 56; Bot. Wilkes, 279. 
Lindl. Bot. Reg. 13, t. 1054. Hook. Fl. Bor.-Am. 1. 147; Lond. Journ. Bot. 6. 212. 
Don, Mill. 2.250. Torr. & Gray, Fl. 1. 339 & 693; Pac. R. Rep. 2. 126 & 168. 
Eat. & Wr. 338. Walp. Rep. 1. 693. Nees, Pl. Neuwied. 7. Dietr. 4. 1068. Gray, 
Pl. Lindh. 177; Pl. Fendl. 35; Pl. Wright. 1. 53 & 2.45; Pac. R. Rep. 12. 42; Am. 
Journ. Sci. 2. 33. 410; Proc. Acad. Philad. 1863, 60; Proc. Am. Acad. 6. 236; Man- 
ual, 133. Parry, Pl. Minn. 611. Engelm. Pl. Upp. Miss. 189. Pl. Bourgeau, 256. 
Porter, Hayd. Rep. 1870, 475; 1871, 481; FI. Col. 30. Coulter, Hayd. Rep. 1872, 
764. Rothr. Pl. Wheeler, 36. 
Astragalus Lamberti. Poir. Suppl. 5. 564. Spreng. Syst. 3. 308. 
O. Hookeriana. Nutt.; Torr. & Gray, Fl. 1. 340. Eat. & Wr. 338. Walp. Rep. 
1. 694. Dietr. 4. 1068. 
