192 LEGUMINOS&. [Astragalus. 
A, succulentus. Richard. Frankl. Journ. 18. Spreng. Syst. 4%. 288. Don, Mill. 
2.256. Lindl. Bot. Reg. 16, t. 1324. 
A, pachycarpus. Torr. & Gray, Fl. 1. 332. Eat. & Wr. 149. Walp. Rep. 1. 700. 
Dietr. 4. 1080. 
A. Casei. Gray, Bot. Calif. 1. 154. 
A. Chameleuce. Gray, Ives’ Rep. 10, in part; Proc. Am. Acad. 6. 222. Wat-. 
son, King’s Rep. 5. 74, & 443 in part. 
Phaca pygmea. Nutt.; Torr. & Gray, Fl. 1. 349. Eat. & Wr. 350. Walp. Rep. 
1. 689. Dietr. 4. 1064. 
A. Cobrensis. Gray, Pl. Wright. 2. 43; Proc. Am. Acad. 6.199. Torrey, Mex. 
Bound. 55. Watson, King’s Rep. 5. 436. 
A. collinus. Dougl.; Hook. Fl. Bor.-Am. 1. 140. Don, Mill. 2. 256. Walp. Rep. 
2. 866. Gray, Proc. Am. Acad. 6. 225. Watson, King’s Rep. 5. 444. Torrey, Bot. 
Wilkes, 277. 
Phaca collina. Hook. Fl. Bor.-Am. 1. 140. Don, Mill. 2.470. Torr. & Gray, 
Fl. 1. 347. Eat. & Wr. 350. Walp. Rep. 1. 688. Dietr. 4. 1064. 
A. Cooperi. Gray, Manual, 2 ed. 98; Proc. Am. Acad. 6. 213. Watson, King’s 
Rep. 5. 440. 
Phaca neglecta. Torr. & Gray, Fl. 1. 344 & 694. Eat. & Wr. 351. Walp. Rep. 
1. 686. Torrey, Fl. N. Y. 1. 178, t. 24. Dietr. 4. 1062. Gray, Manual, 1 ed. 103. 
A. Coulteri. Benth. Pl. Hartw. 307. Walp. Ann. 2. 394. Gray, Proc. Am. Acad. 
6. 233; Bot. Calif. 1. 146. Watson, King’s Rep. 5. 66 & 435. 
A. Arthu-Schottii. Gray, Proc. Am. Acad. 6. 209 & 7. 337. 
A. Crotalarie. Gray, Proc. Am. Acad. 6. 216; Bot. Calif. 1.149. Boland. Cat. 
10. Watson, King’s Rep. 5. 441. 
Phaca Crotalaria. Benth. Pl. Hartw. 307. Walp. Ann. 2. 369, 
Phaca densifolia. 'Torrey, Pac. R. Rep. 4. 80. 
Var. virgatus. Gray, Bot. Calif. 1. 149. 
A. curtipes. Gray, Proc. Calif. Acad. 3.103; Proc. Am. Acad. 6. 217; Bot. Calif. 
1. 148. Boland. Cat. 10. Watson, King’s Rep. 5. 441. 
A. cyaneus. Gray, Pl. Fendl. 34. Walp. Ann. 2.375. Torr. & Gray, Pac. R. 
Rep. 2. 163. Torrey, Mex. Bound. 56. Watson, Am. Naturalist, 9. 270. 
A. Shortianus, var. (4) minor. Gray, Proc. Am. Acad. 6.211. Watson, King’s 
Rep. 5. 440. 
A. Shortianus. Watson, Pl. Wheeler, 7. 
A. debilis. Gray, Proc. Acad. Philad. 1863, 60. 
Phaca debilis. Nutt.; Torr. & Gray, Fl. 1.345. Eat. & Wr. 351. Walp. Rep. 
1. 686. Dietr. 4. 1063. Gray, Proc. Am. Acad. 6. 233. 
A. decumbens. Gray, Proc. Am. Acad. 6. 229. Watson, King’s Rep. 5. 445. 
Porter, Fl. Col. 29. 
Homalobus decumbens. Nutt.; Torr. & Gray, Fl. 1.352. Eat. & Wr. 272. Walp. 
Rep. 1. 711. Dietr. 4. 1099. Hook. in Lond. Journ. Bot. 6. 215. 
A. didymocarpus. Hook. & Arn. Bot. Beechey, 334, t. 81. Torr. & Gray, FI. 
1. 693. Walp. Rep. 1.701. Dietr. 4.1082. Torrey, Pac. R. Rep. 4. 80; Mex. 
Bound. 55. Gray, Proc. Am. Acad. 6.198; Bot. Calif. 1.146. Boland. Cat. 1o. 
Watson, King’s Rep. 5. 436. 
A. Catalinensis & nigrescens. Nutt. Pl. Gambel. in Proc. Acad. Philad. 4. 9, & 
Journ. of same, 2. 1. 152 & 153. 
A. diphysus. Gray, Pl. Fendl. 34; Pl. Wright. 1. 52; Ives’s Rep. 10; Proc. Am. 
