APPENDIX G. BOTANY. 251 



P. incarnata, Linn ; Toit. and Gr., 1, p. 129. Tributaries of the 

 Washita River ; fl. and fr. July 23. This species has not hitherto been 

 found so far "west. 



KRAMERIACE^E. 



Krameria lanceolata, Torr., in Ann. Lye. N. York, 2, p. 168; 

 Gray, Gen. 111., 2, t. 185. Headwaters of the Trinity, and on the Mid- 

 dle Fork of the Red River ; fl. May 4-22. 



LEGUMINOSvE. 



Vicia micrantha, Nutt., in Torr. and Gr., Fl. 1, p. 271. Cache Creek 

 and Middle Fork of Red River ; fl. and fr. May 16-22, 



Rhynchosia tomentosa, var. volubilis, Torr. and Gr., Fl. 1, p. 285. 

 Tributaries of the Washita River ; fl. July 26. 



Tephrosia Virginian a, Pers. ; .Ton*, and Gr., Fl. 1, p. 295. Witchita 

 Mountains and upper waters of Red River ; fl. June 4, fr. July 23. 



Glyctrrhiza lepidota, Nutt., Gen. 2, p. 106 ; Torr. and Gr., Ff. 1, p. 

 298. Main and North Forks of the Red River ; fl. June* 6, fr. June 26. 



Indigofera leptosepala, Nutt., in Torr. and Gr., Fl. 1, p. 298. With 

 the preceding ; fl. May 2 6- June 6. 



Psoralea esculenta, Pursh, Fl. 2, p. 475, t. 22. Mouth of Cache 

 Creek and Witchita Mountains ; May. 



P. Argophylla, Pursh, Fl. 2, p. 475 ; Hook. Fl. Bor.— Am. 2, p. 136, 

 t. 53. North and Middle Forks of Red River ; fl. May 26-31. 



P. floribunda, Nutt., in Torr. and Gr., Fl. 1, p. 300. Sources of the 

 Red River ; fl. June 2-9. 



Petalostemon violaceum, Michx., Fl. 2, p. 50, t. 37, f. 2; Torr. and 

 Gr., Fl. 1, p. 310. With the preceding; June 2-7. 



Petalostemon gracile, Nutt. in Jour. Acad. Phil. 7, p. 92 ; Torr. 

 and Gr., Fl. 1, p. 309. Cache Creek ; May 18. 



P. multiflorum, Nutt., 1. c; Torr. and Gr., 1. c. On the Witchita 

 Mountains; fl. and fr. July 15. 



