FOREST TREES OF THE PACIFIC SLOPE. 



363 



are hoary with more or less dense, minute hairs. A pair of sharp spines marks 

 the point from which one or two 2-forked leaf stems issue; each spine bears 

 from 5 to 8 pairs of small, whitish-hairy leaflets (fig. 170). The greenish, 



JZ'07 



Fig. 170. — Prosopis odorata. 



inodorous flowers bloom from spring to late summer, producing successive 

 crops of pods. Mature pods, pale yellow, cylindrical, spirally twisted (fig. 



unfortunate fact that the authors of it give in their description and plate characters of 

 hoth Pro8opis juliflora DC. and of the screwpod mesquite. It is probable thai :i foliage 

 and flowering branch of the former was used, with fruit of the latter species. There is 



