12 



Astragalus distortus T. and G. 



Holocophacos distortus (T. and G.) Rydberg. 



Small Flora, p. 618; Britton and Browne 111. Flora, vol. II, p. 303, 



Figure 2143. 



April. 



Distribution: — Iowa to West Virginia; Mississippi and Texas. 



Louisiana: — Prairies near Red River; Shreveport. 

 Astragalus leptocarpus T. and G. 



Hamosa leptocarpa (T. and G.) Rydberg. 



Reported in Catalogue of Riddell, Hale and Carpenter, New Orleans 

 Medical and Surgical Journal, 1859. No specimens seen by the writer. 

 Astragalus mexicanus A. D. C. 



Astragalus trichocalyx Nutt. 



Small Flora, p. 615; Britton and Browne 111. Flora, vol. II, p. 297, 

 Figure 2126. 



April. 



Distribution: — Illinois to Nebraska, Arkansas and Texas. 



Louisiana: — Prairies near Natchitoches; Shreveport. 

 Astragalus nuttalianus var. trichocarpus. 



Hamosa austrina, Small. 



Small Flora, p. 618. 



July. 



Distribution: — Louisiana to California and Mexico. 



Louisiana: — Sandy beaches; Cameron Parish. 



PSORALEA L. 



Psoralea esculenta Pursh. 



Small Flora, p. 622; Britton and Browne 111. Flora, vol. II, p. 284, 

 Figure 2096. 



June. 



Distribution: — Northwest Territories to Montana; Wisconsin, Texai. 



Louisiana: — Specimens in Tulane Herbarium collected by Riddell, 

 1849. No locality given except West Louisiana. 

 Psoralea obtusiloba T. and G. 



Britton and Browne 111. Flora, vol. II, p. 282, Figure 2089. 



September. 



Distribution: — Prairies, Louisiana to Arizona and Mexico. 



Louisiana: — Prairies; Caddo Parish. Collected by Carpenter. 

 Psoralea pedunculata (Mill.) Vail. 



Psoralea melilotoid.es Michx. 



Chapman Flora, p. 100; Small Flora, p. 623; Britton and Browne 111. 

 Flora, vol. II, p. 285, Figure 2099. 



April. 



Distribution: — North Carolina, Indiana and Kansas to Texas and 

 Florida. 



Louisiana: — In dry soil and partly cleared woods throughout Stat*. 

 Psoralea rhombifolia T. and G. 



Small Flora, p. 623. 



July. 



Distribution: — Louisiana, Texas and Mexico. 



Louisiana: — Sandy beaches, Cameron. 

 Psoralea virgata Nutt. 



Reported by Riddell, Hale and Carpenter, Catalogue of Louisiana 

 Plants, New Orleans Medical and Surgical Journal, 1859. No specimens 

 have been seen by the writer. 



