128 CALIFORNIA ACADEMY OF SCIENCES. 



1-2 cm. long, on petiolules 2 mm. long, glabrous; stipules 

 linear 3-4 mm. long, persistent: flowers 4 mm. long, 

 dark yellow; calyx teeth longer than the tube, 3 mm. in 

 length including the terminal, long, yellowish, bristly 

 awn: fruit 1-2 jointed, pubescent and sparingl}' beset 

 with long yellow bristles which are brown and glanduli- 

 form at base, the wing slightly curved, i cm. long; ped- 

 icels 5 mm. long, — Triumfo to San Pedro. 



141. ^scHYNOMENE NiVEA Brandegec. — Todos San- 

 tos, La Paz. 



142. yEscHYNOMENE VIGIL. Shrubby, about i m. 

 high with white branching stems, whole plant appressed- 

 pubescent: leaves not sensitive; pinnas 5-7 pairs, oblong, 

 mucronate, 8-12 mm. long, rather rigid; stipules per- 

 sistent, lanceolate-acuminate, striate: flowers purple, soli- 

 tary or few in the axils ; pedicels 7-10 mm. long, sparingly 

 covered with hair bearing glands: calyx 2-bracteolate, 

 the lower sepal much longer, the other four about equal- 

 ing the tube: corolla purple, more than twice the length 

 of the calyx: ovary pubescent; legume 2-3-articulate. — 

 San Jose del Cabo. 



143. Stylosantiies viscosa Lee. — Common about 

 San Jose del Cabo. 



144. Zornia diphylla Pers. Perennial. — Agua Cal- 

 iente. Sierra de San Francisquito. 



145. Desmodium Neo-Mexicanum Gray. Various 

 forms, some with nearly all the leaves simple and broadly 

 deltoid. Common. — San Jose del Cabo, Miraflores. 



146. Desmodium scopulorum Watson. — San Jose 

 del Cabo. 



147. Desmodium (Heteroloma) prostratum. Herb- 

 aceous, perennial, prostrate; stems i m. long covered 

 with uncinate hairs: leaves on petioles 5-8 cm. long. 



