STANDLEY — TREES AND SHRUBS OF MEXICO. 569 



Slender slirub, 0.5 to 4.5 meters liigli, glabrous or nearly so ; leaves oblong, 

 ovate, or oval, 1 to 6 cm. long, usually obtuse or rounded at apex, more or less 

 glaucous ; flowers yellow, large, in showy racemes. " HuacMcata," " naclia- 

 eata," " vacMcata " (Michoacan) ; " calderona amarilla," " flor de diciembro " 

 (Michoaci'in, Guerrero); " ramo de oro " (Jalisco); " palo del muerto " (Ja- 

 lisco, Mexico, Urhina) : " hierba del piojo " (San Luis Potosi) ; " consulita," 

 " lluvia de oro" (Porto Rico) ; "hierba del venado," "palo de San Vicente" 

 (Sinaloa) ; " consulitas " (Santo Domingo). 



A handsome shrub, sometimes cultivated. Small recognized 7\ multicaiilia 

 (Juss. ) Kuntze as a valid species, said to differ from T. glauca by its low 

 habit and branched inflorescence. All the material examined by the writer 

 appears to be couspecific. The leaves are used for healing wounds in Sinaloa. 



3. Thryallis vestita (S. Wats.) Rose, Contr. U. S. Nat. Herb. 12: 281. 1909. 

 Galphimia vestita S. Wats. Proc. Amer. Acad. 21: 421. 1886. 



Known only from the type locality. Hacienda San Miguel, southwestern 

 Chihuahua. 



Slender shrub, about 30 cm. high ; leaves linear or linear-lanceolate, 1 to 

 3.5 cm. long ; flowers yellow. 



4. Thryallis angustifolia (Benth.) Kuntze, Rev. Gen. PI. 1: 89. 1891. 

 Galphimia aiu/itstifolia Benth. Bot. Voy. Sulph. 9. 1844. 

 Galphimia lintfoUa A. Gray, Gen. Fl. Amer. 2: 196. 1849. 



Baja California and Sonora to Tamaulipas ; type from Cape San Lucas, 

 Baja California. Western Texas. 



Low slender shrub ; leaves linear to oval, 1 to 4 cm. long, acute or obtuse ; 

 flowers yellow, becoming reddish. 



5. Thryallis palmeri Rose. Contr. U. S. Nat. Herb. 12: 281. 1909. 

 Galphimia glandulosa Rose, Contr. U. S. Nat. Herb. 5: 137. 1897. Not 



G. fflandulosa Cav. 1799. 

 Known only from the type locality, Acapulco, Guerrero. 



Shrub ; leaves oblong to ovate, 2.5 to 6 cm. long, obtuse or acute ; flowers 

 yellow. 



6. Thryallis humilis Rose, Contr. U. S. Nat. Herb. 12: 280. 1909. 

 Tepic ; type collected between Concepcion and Acaponeta. 



Low shrub ; leaves ovate or elliptic, 4 to 7 cm. long, obtuse or acute, glaucous 

 beneath ; flowers yellow. 



7. Thryallis dasycarpa Small, N. Amer. Fl. 25: 151. 1910. 



Dry hillsides, Sinaloa to Michoacan ; type from Rosario, Sinaloa. 

 Slirub, sometimes 3 meters high ; leaves oblong or ovate, 1 to 9.5 cm. long ; 

 flowers yellow, becoming reddish, in long racemes. 



8. Thryallis tuberculata Rose, Contr. U. S. Nat. Herb. 12: 281. 1909. 

 Known only from the type locality, between Rosario and Colomas, Sinaloa. 

 Leaves oblong to lanceolate, 2.5 to 5 cm. long, obtuse or acute, short-petiolate ; 



flowers yellow. 



5. LASIOCARPTJS Llebni. Nat. For. Kjobenhavn Vid. Medd. 1853:00. 1854. 



1. Lasiocarpus salicifolius Liebni. Nat. For. Kjobenhavn Vid. Medd. 1853: 

 91. 1854. 



Puebla aud Oaxaca ; type from Rio de las Vueltas, Oaxaca. 



Shrub, 1 to 2 meters high ; leaves opposite, linear-oblong to oval-oblong, 

 2 to 6 cm. long, sericeous, especially beneath ; flowers small, white, short- 

 racemose; fruit densely covered with very long slender purplish bristles. 



