248 LEGUMINOS2. ) |[Petalostemon. 
Var. @. Curtis, Am. Journ. Sci. 2. 7. 406 (Bot. Zeit. 8. 529). 
Gatesia Alabamensis. Bertol. Bot. Misc. 7. 31, t. 1 (Bot. Zeit. 9. 809); fide 
Gray in Am. Journ. Sci. 2. 14. 115. 
P. decumbens. Nutt. in Journ. Acad. Philad. 7.93. Torr. & Gray, Fl. 1. 811. 
Eat. & Wr. 348. Walp. Rep. 1. 652. Dietr. 4.1014. Gray, Pl. Wright. 1. 46. 
P. emarginatus. Torr. & Gray, Fl. 1.311. Eat. & Wr. 348. Walp. Rep. 1. 652. 
Dietr. 4.1014. Torrey, Mex. Bound. 53. Gray, Hall’s Pl. Texas, 7. Young, FI. 
Texas, 221. 
P. exilis. Gray, Pl. Wright. 2.41. Walp. Ann. 4. 481. Torrey, Mex. Bound. 53. 
P. flavescens. Watson, Am. Naturalist, 7. 299. 
P. foliosus. Gray, Proc. Am. Acad. 7. 336; Manual, 679. 
P. gracilis. Nutt. in Journ. Acad. Philad. 7.92. Torr. & Gray, Fl. 1. 809. Eat. 
& Wr. 548. Walp. Rep. 1.651. Dietr. 4.1013. Gray, Pl. Fendl. 33. Torrey, 
Marcy’s Rep. 283; Mex. Bound. 53. Chapman, 93. Wood, Bot. & FI. 94. 
P. bicolor. Bertol. Bot. Misc. 9. 9, t. 3, fig. 1 (Bot. Zeit. 9. 902); fide Gray, Am. 
Journ. Sci. 2. 14. 115. 
Var. oligophyllus. Torrey, Emory’s Rep. 139. 
P. griseus. Torr. & Gray, Fl. 1. 310. Eat. & Wr. 349. Walp. pee, 1. 651. Dietr. 
4.1014. Young, Fl. Texas, 220. 
P. macrostachyus. Torrey, Ann. Lyc. N. Y. 2.176; Bot. Wilkes, 270. Don, 
Mill. 2. 222. Torr. & Gray, FI. 1. 309 in part, & 690. Eat. & Wr. 348. Walp. 
Rep. 1. 651. Dietr. 4.1013. Gray, Pl. Fendl. 33; Proce. Acad. Philad. 1863, 60. 
Engelm. Pl. Upp. Miss. 189. Watson, Am. Naturalist, 7. 800. Porter, Fl. Col. 23. 
Dalea compacta. Spreng. Syst. 3. 327. 
P. multiflorus. Nutt. in Journ Acad. Philad. 7.92. Torr. & Gray, Fl. 1. 309. 
Eat. & Wr. 348. Walp. Rep. 1. 651. Engelm. & Gray, Pl. Lindh. 7. Dietr. 4. 1015. 
Engelm. Pl. Upp. Miss. 189. Torrey, Marcy’s Rep. 283; Pac. R. Rep. 4. 78. Gray, 
Pl. Wright. 1. 46; Hall’s Pl. Texas, 7. Young, Fl. Texas, 220. 
P. obovatus. Torr. & Gray, Fl. 1.310. Eat. & Wr. 348. Walp. Rep. 1. 651. 
Engelm. & Gray, Pl. Lindh. 7. Dietr. 4.1014. Gray, Pl. Lindh. 31; Pl. Fendl. 
33. Young, Fl. Texas, 221. 
Dalea agastachya. Moric. P}. Nouv. 65, t. 44. Walp. Rep. 2. 513. 
P. ornatus. Dougl.; Hook. Fl. Bor.-Am. 1.138. Don, Mill. 2.470. Watson, 
Am. Naturalist, 7. 300. 
P. macrostachyus. Torr. & Gray, Fl. 1. 309, in part. Hook. & Arn. Bot. 
Beechey, 333: 
Dalea ornata, Eat. & Wr. 219. 
P. phleoides. Torr. & Gray, Fl. 1.310. Eat. & Wr. 348. Walp. Rep. 1. 651. 
Dietr. 4.1014. Young, Fl. Texas, 221. 
Var. microphyllus. Engelm. & Gray, Pl. Lindh. 7. Gray, Hall’s Pl. Texas, 7. 
P. roseum. Nutt. in Am. Journ. Sci. 1. 5. 298. DC. Prodr. 2. 248. Don, Mill. 
2, 222. Chapman, Coult. Bot. Gazette, 3. 4. 
P. Searlsiz. Gray, Proc. Am. Acad. 8. 380. Watson, Am. Naturalist, 7. 300. 
P. tenuifolius. Gray, Proc. Am. Acad. 11. 73. 
P. villosus. Nutt. Genera, 2. 85. Torrey, Am. Journ. Sci. 1. 4.66; Ann. Lye. 
N. Y. 2. 177; Marcy’s Rep. 284; Pac. R. Rep. 4. 78. DC. Prodr. 2. 244. Don, Mill. 
2.222. Torr. & Gray, Fl. 1.310 & 690. Eat. & Wr. 348. Dietr. 4.1013. _ Gray, 
