46 PROCEEDINGS OF THE AMERICAN ACADEMY ^ 



Dalea mollis, Benth, Guaymas and Los Angeles Bay. (333, 

 512, and 550.) 



Dalea Parryi, Gray. Guaymas and Los Angeles Bay. (315, 

 666.) 



Dalea Emouyi, Gray. Leaves mostly oblong-obovate, occasion- 

 ally obtusely toothed. A rough bush, 2 to 5 feet high ; used as a 

 yellow dye by the Indians. Los Angeles Bay. (542.) 



Indigofera Anil, Linn. Used by the Indians for dyeing palm 

 leaves. Guaymas. (102.) 



Indigofera mucronata, Spreug. Mountains about Guaymas, in 

 the shade. (296.) 



Tephrosia tenella, Gray. Mountains about Guaymas. (249.) 



Tephrosia Palmeri. a tall slender much branched perennial, 

 very finely appressed-pubesceut throughout : stipules narrow, 1 or 2 

 lines long ; leaflets 3 to 6 pairs, linear to linear-oblong, 8 to 20 lines 

 long, obtuse or acutish, the rhachis 1| to 3 inches long: peduncles 

 and racemes elongated : flowers scattered on short pedicels, light 

 yellow, 9 lines long ; calyx 3 lines long, the teeth as long as the 

 broad tube; banner pubescent: pod narrow, nearly straight, 1|- to 2^ 

 inches long or more, pubescent, spreading. — In the mountains near 

 Guaymas. (246.) 



Tephrosia constricta. Annual, slender, erect, glabrous or 

 nearly so, a foot liigh : stipules linear-subulate ; leaves 1-foliolate, the 

 leaflet nearly sessile, linear, 1 to 2^ inches long by a line wide or 

 less : flowers solitary, opposite or lateral to the axil ; calyx-lobes 

 acuminate, exceeding the campanulate tube ; corolla reddish and 

 white, 3 lines long: pod glabrous, linear, an inch long, spreading or 

 reflexed upon the short pedicel, 6-10-seeded, with a thin septum be- 

 tween the seeds and usually a partial one at the stricture : seeds 

 quadrate-oblong, sharply constricted in the middle. — In habit much 

 resembling T. tenuis of India. The seed is very peculiar. In ravines 

 in the mountains about Guaymas, sometimes very abundant. (222, 

 261.) 



DiPHYSA sknnoides, Benth. On stony mesas ; Guaymas. (198.) 



Cracca Edwardsii, Gray. Mountain slopes ; Guaymas. (218.) 



Sesbania macrocarpa, Muhl., var. picta. Wings orange ; ban- 

 ner strongly marked with .dark brown. " Bequilla " ; the older roots 

 were formei'ly used for tinder by the Yaqui Indians. Guaymas. 

 (286.) 



Astragalus Nuttallianus, Gray. Los Angeles Bay. (571.) 



NissOLiA ScHOTTii, Gray. Guaymas. (170.) 



