Trifolium. Vicia.] LEGUMINOS &. 267 
T. eriocephalum ; longipes. T. pauciflorum ; monanthum. 
Jimbriatum; involucratum, tridenta- Pennsylvanicum ; medium. 
tum. physopetalum ; fucatum. 
Haydeni ; Kingii. platycephalum ; reflexum. 
heterodon ; involucratum. polyphyllum ; tridentatum. 
involucratum ; tridentatum. psoralioides ; Psoralea melilotoides. 
macrocalyx ; Bejariense. repens ; Carolinianum. 
macrocephalum ; megacephalum. Remerianum; amphianthum. 
melananthum ; tridentatum. simplicifolia ; Rhynchosia tomentosa. 
microcephalum ; pauciflorum. spinulosum ; involucratum. 
minimum ; procumbens. stenophyllum ; depauperatum. 
Nuttallii; tridentatum. subcaulescens ; gy mnocarpon, longipes. 
obcordatum ; Carolinianum. umbellatum ; Carolinianum. 
obtusiflorum ; tridentatum. variegatum; pauciflorum, tridenta- 
officinale ; Melilotus officinalis. tum. 
oliganthum ; pauciflorum. Tilldenovii & Wormskioldii; involu- 
oxypetalum ; Carolinianum. _cratum. 
VICIA acutifolia. Elliott, 2.225. Seringe, DC. Prodr. 2.357. Torr. & Gray, 
Fl. 1.271. Eat. & Wr. 475. Dietr. 4.1107. Chapman, 98. Wood, Bot. & FI. 86. 
V. lutescens. Muhl. Cat. 68. 
Cracca acutifolia. Alefeld, Bonplandia, 9. 118. 
V. Americana. Muhl.; Willd. Spec. 3. 1096. Persoon, 2. 306: Poir. Dict. 8. 554. 
Pursh, 471. Richard. Frankl. Journ. 17. Seringe, DC. Prodr. 2. 355. Spreng. 
Syst. 3. 268. Torrey, Compend. 263; Fl. N. Y. 1. 154; Nicol. Rep. 147; Stansb. 
Rep. 385; Bot. Wilkes, 266. Hook. Fl. Bor-Am. 1. 157; Lond. Journ. Bot. 6. 206. 
Don, Mill. 2. 316. Beck, Bot. 88. Torr. & Gray, Fl. 1.269. Eat. & Wr. 474. 
Nees, Pl. Neuwied. 8. Dietr. 4.1106. Gray, Pl. Fendl. 30; Pac. R. Rep. 12. 41; 
Proc. Acad. Philad. 1863, 60; Manual, 139. Seem. Bot. Herald, 51. Engelm. Pl. 
Upp. Miss. 188. Newberry, Pac. R. Rep. 6.70. Cooper, same, 12. 51. Durand, 
Fl. Utah, 161. Lesqx. Fl. Ark. 357. Hook. f. Arct. Pl. 289. Pl. Bourgeau, 256. 
Rothr. Fl. Alaska, 435; Pl. Wheeler, 36. Watson, King’s Rep. 5. 78; Pl. Wheeler, 
8. Porter, Hayd. Rep. 1870, 475; 1871, 481; Fl. Col. 32. Coulter, Hayd. Rep. 
1872, 764. Brew. & Wats. Bot. Calif. 1. 157. 
Orobus diffusus. Nutt. in Fras. Cat. 1813. 
V. sylvatica. Nutt. Genera, 2. 97. 
V. tridentata. Schweinitz, Long’s Exped. Appx. 116. Torr. & Gray, Fl. 1. 272. 
Eat. & Wr. 474. Walp. Rep. 1. 718. 
Lathyrus diffusus. Don, Mill. 2. 336. Dietr. 4. 1116. 
V. Oregana. Nutt.; Torr. & Gray, Fl. 1.270. Eat. & Wr. 475. Walp. Rep. 
1.715. Dietr. 4.1106. Durand, Fl. Utah, 161. Torrey, Pac. R. Rep. 4. 76 & 7. 9. 
Newberry, same, 6.70. Cooper, same, 12.57. Boland. Cat. 10. Gray, Proc. Am. 
Acad. 8. 380. 
V. sparsifolia. Nutt.1l.¢e. Eat. & Wr. 475. Walp. Rep. 1.715. Dietr. 4. 1107. 
Gray, Proc. Am. Acad. 8. 380. 
V. trifida. Dietr. 4. 1112. 
Abacosa Americana. Alefeld, Bonplandia, 9. 104. 
Var. truncata. Brewer.; Brew. & Wats. Bot. Calif. 1. 158. 
V. truncata. Nutt.; Torr. & Gray, Fl. 1.270. Eat. & Wr. 475. Walp. Rep. 
1.715. Dietr. 4.1107. Gray, Pl. Fendl. 30; Proc. Am. Acad. 8. 380. Newberry, 
Pac. R. Rep. 6. 70. Kellogg, Proc. Calif. Acad. 1. 57. Porter, Fl. Col. 32. 
