Astragalus. | LEGUMINOS 4. 193 
Acad. 6.193; Bot. Calif. 1.147. Walp. Ann. 2. 396. Torr. & Gray, Pac. R. Rep. 
2.120. Torrey, same, 4.80. Durand, Fl. Utah, 162. Watson, King’s Rep. 5. 65 
& 435; Pl. Wheeler, 7. Porter, Hayd. Rep. 1871, 481. Parry, Am. Naturalist, 
g. 270. Brandegee, Fl. 8S. W. Col. 234. 
A. distortus. Torr. & Gray, Fl. 1.555. Eat. & Wr. 149. Walp. Rep. 1. 700. 
Gray, Pl. Fendl. 35; Pl. Wright. 1.52; Proc. Am. Acad. 6.207; Manual, 135 ; 
Hall’s Pl. Texas, 7.  Dietr. 4. 1080. Watson, King’s Rep. 5.489. Young, Fl. 
Texas, 227. 
A. Dougilasii. Gray, Proc. Am. Acad. 6. 215; Bot. Calif. 1. 150. Boland. Cat. to. 
Watson, King’s Rep. 5. 441. 
Phaca Douglasii. Torr. & Gray, Fl. 1.846. Hook. & Arn. Bot. Beechey, 534. 
Eat. & Wr. 351. Walp. Rep. 1. 687. Dietr. 4. 1062. 
A. Drummondii. Dougl.; Hook. Fl. Bor-Am. 1. 153, t. 57; Lond. Journ. Bot. 
6. 212. Don, Mill. 2. 263. Torr. & Gray, Fl. 1. 337. Eat. & Wr. 147. Walp. Rep. 
1.705. Dietr. 4.1087. Engelm. Pl. Upp. Miss. 189. Gray, Proc. Acad. Philad. 
1863, 60; Proc. Am. Acad. 6. 200. Pl. Bourgeau, 255. Watson, King’s Rep. 5. 457. 
Porter, Fl. Col. 24. Rothr. Pl. Wheeler, 36. 
A. episcopus. Watson, Proc. Am. Acad. 10. 346. 
A. eriocarpus. Watson, King’s Rep. 5. 71 & 440. Parry, Am. Naturalist, 9. 270. 
Gray, Bot. Calif. 1. 151. 
A. Fendleri. Gray, Pl. Wright. 2. 44; Ives’s Rep. 10; Proc. Am. Acad. 6, 224 & 
7.627. Torrey, Sitgr. Rep. 158; Mex. Bound. 56. Watson, King’s Rep. 5. 443. 
Porter, Fl. Col. 28. Rothr. Pl. Wheeler, 36. 
Phaca Fendleri. Gray, Pl. Fendl. 86. Walp. Ann. 2. 569. 
A. filipes. Torrey, Bot. Wilkes, 278. Gray, Proc. Am. Acad. 6. 226; Bot. Calif. 
‘1. 152. Watson, King’s Rep. 5. 75 & 444. 
A. flavus. Nutt.; Torr. & Gray, Fl. 1. 335. Eat. & Wr.150. Walp. Rep. 1. 703. 
Dietr. 4. 1085. Gray, Proc. Am. Acad. 6. 201. Watson, King’s Rep. 5. 437. 
A. flexuosus. Dougl.; Hook. Fl. Bor-Am. 1. 140. Don, Mill. 2. 256 & 470. 
Walp. Rep. 2. 866. Dietr. 4.1078. Gray, Proc. Acad. Philad. 1865, 60; Proc. Am. 
Acad. 6. 224. Watson, King’s Rep. 5. 443. Porter, Hayd. Rep. 1870, 475; Fl. 
Col. 28. 
Phaca flexuosa. Hook. Fl. Bor.-Am. 1.140. Torr. & Gray, Fl. 1. 348. Eat. & 
Wr. 350. Walp. Rep. 1. 688. Dietr. 4. 1064. 
Phaca elongata. Hook.; same citations. Don, Mill. 2.470. Torrey, Nicol. Rep. 
149. Engelm. Pl. Upp. Miss. 189. Pl. Bourgeau, 255. 
A. frigidus, Gray. See syn. (under Phuca) in DC. Astrag. 57, & Prodr. 2. 273; 
Ledeb. Fl. Ross. 1. 575; Trauty. Pl. Middend. 1. 48; Bunge, Astrag. 2. 28. 
Var. Americanus. 
Phaca frigida. Richard. Frankl. Journ. 17. Pl. Bourgeau, 255. 
P. frigida, var. Americana. Hook. Fl. Bor.-Am. 1.140. Torr. & Gray, Fl. 1. 344. 
Eat. & Wr. 349. Walp. Rep. 1. 685. 7 
A. frigidus. Gray, Proc. Acad. Philad. 1863, 60; Proc. Am. Acad. 6. 219. Wat- 
son, King’s Rep. 5. 442. Porter, Hayd. Rep. 1871, 481; Fl. Col. 27. 
Var. littoralis. 
Phaca frigid. Hook. & Arn. Bot. Beechey, 122. Seem. Bot. Herald, 28. Hook. 
f. Arct. Pl. 280, in part. 
P. frigida, var. littoralis. Hook. Fl. Bor-Am. 1. 140. Torr. & Gray, Fl. 1. 344. 
A, frigidus. Rothr. Fl. Alask. 445. 
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