264 LEGUMINOS2. [ Trifolium. 
Anderson, Cat. Pl. Nev. 119. Watson, King’s Rep. 5. 61. Gray, Proc. Am. Acad. 
8. 379, in part. 
T. spinulosum. Dougl.; Hook. Fl. Bor.-Am. 1. 133. Don, Mill. 2. 469. Torr. & 
Gray, Fl. 1.318. Eat. & Wr. 457. Walp. Rep. 1. 644. Dietr. 4.1004. Torrey, 
Mex. Bound. 54; Bot. Wilkes, 272. Boland. Cat. 9. 
Var. heterodon. Watson, Proc. Am. Acad. 11. 130. Brew. & Wats. Bot. Calif. 
1. 130. 
T. heterodon. Torr. & Gray, Fl. 1. 318. Walp. Rep. 1. 644. Dietr. 4. 1004. 
Torrey, Pac. R. Rep. 4. 78; Mex. Bound. 54. Boland. Cat. 9. 
T. fimbriatum, var. 3. Hook. & Arn. Bot. Beechey, 331. 
T. fimbriatum. Benth. Pl. Hartw. 304. 
T. Kingii. Watson, King’s Rep. 5.59; Proc. Am. Acad. 11.128. Parry, Am. 
Naturalist, 9. 269. Brew. & Wats. Bot. Calif. 1. 128. 
T. Haydeni. Porter, Hayd. Rep. 1871, 480. Coulter, same, 1872, 764. 
T. Lemmoni. Watson, Proc. Am. Acad. 11.127. Brew. & Wats. Bot. Calif. 
i. 273 
T. longipes. Nutt.; Torr. & Gray, Fl. 1. 314 & 691. Eat. & Wr. 458. Walp. Rep. 
1. 645. Dietr. 4. 1003. Hook. in Lond. Journ. Bot. 6. 209. Newberry, Pac. R. 
Rep. 6.70. Gray, Proc. Acad. Philad. 1863, 59. Anderson, Cat. Pl. Nev. 1109. 
Watson, King’s Rep. 5.59; Proc. Am. Acad. 11.128. Porter, Hayd. Rep. 1871, 
480; Fl. Col. 20. Coulter, Hayd. Rep. 1872, 763. Torrey, Bot. Wilkes, 271. Brew. 
& Wats. Bot. Calif. 1. 128. 
Var. (?) latifolium. Hook. in Lond. Journ. Bot. 6.209. Watson, Proc. Am. 
Acad. 11. 128. Brew. & Wats. 1. ¢. 
T. longipes, var. pygmeum. Gray, Ives’s Rep. 9. 
Var. (7) brachypus. 
T. subcaulescens. Watson, King’s Rep. 5. 59, in part. 
T. eriocephalum. Parry, Am. Naturalist, 9. 269, in part. 
T. Macrei. Hook. & Arn. Bot. Misc. 3. 179; Bot. Beechey, 330. Torr. & Gray, 
Fl. 1. 690. Walp. Rep. 1. 646. Gay, Fl. Chil. 2. 73. Torrey, Pac. R. Rep. 4. 78; 
Mex. Bound. 54. Boland. Cat.9. Gray, Proc. Am. Acad. 8. 379. Watson, Proc. 
Am. Acad. 11. 129. Brew. & Wats. Bot. Calif. 1. 129. 
T. albopurpureum. Torr. & Gray, Fl. 1.313. Eat. & Wr. 458. Walp. Rep. 
1. 643. Dietr. 4. 996. Benth. Pl. Hartw. 304. Newberry, Pac. R. Rep. 6. 70. 
Var. dichotomum. Brewer; Watson, 1.c. Brew. & Wats. 1. c. 
T. dichotomum. Hook. & Arn. Bot. Beechey, 330. Torr. & Gray, Fl. 1. 690. 
Walp. Rep. 1. 648. Dietr. 4. 1003. Torrey, Pac. R. Rep. 4. 78. Boland. Cat. 9. 
T. mepium, Linn. Torr. & Gray, Fl. 1.314.  Bigel. Fl. Bost. 3 ed. 289. Eat. & 
Wr. 458. Hook. f. Arct. Pl. 289. Gray, Manual, 127. 
T. Pennsylvanicum. Willd. Enum. 793. Pursh, 478. Poir. Suppl. 5. 336. Se- 
ringe, DC. Prodr. 2. 196. Torrey, Compend. 265. Hook. Fl. Bor.-Am. 1. 131. 
Don, Mill. 2. 185. Beck, Bot. 79. Torr. & Gray, Fl. 1. 691. 
T. megacephalum. Nutt. Genera, 2.105. Seringe, DC. Prodr. 2. 204. Hook. 
Fl. Bor-Am. 1. 132. Don, Mill. 2.192. Torr. & Gray, Fl. 1. 315. Dietr. 4. 1003. 
Torrey, Bot. Wilkes, 271. Watson, Pl. Wheeler, 7; Proc. Am. Acad. 11. 127. 
Brew. & Wats. Bot. Calif. 1. 131. 
Lupinaster macrocephalus. Pursh, 479, t. 23. Eat. & Wr. 306. 
T. macrocephalum. Poir. Suppl. 5. 336. 
Pentaphyllum macrocephalum. Spreng. Syst. 3. 286. 
