1594 CONTRIBUTIONS FROM THE NATIONAL, HERBARIUM 



bitter-grass); "juralillo;" "zacate amargo," "simonillo," "falso simonillo," 

 "bejuco chismuyo" (El Salvador). 



The plant is bitter, and has been employed in Mexico as a remedy for affections 

 of the stomach, cholera, and malaria. 



7a. Galea zacatechichi rugosa (DC.) Robins. & Greenm. Proc. Amer. Acad. 

 32: 26. 1896. 



Calgdermos rugosus DC. Prodr. 5: 670. 1836. 



Calea rugosa Hemsl. Biol. Centr. Amer. Bot. 2: 206. 1881. 



Morelos and Veracruz (Orizaba) ; type from Cuernavaca, Morelos. 



Similar; heads smaller, about 5-flowered. 

 7b. Calea zacatechichi calyculata Robinson, Proc. Amer. Acad. 36: 488. 

 1901. 



Sierra Madre near Monterrey, Nuevo Le6n. 



Similar to the typical form; involucre subtended by 2 or 3 herbaceous-tipped 

 bracts. 



8. Calea integrifolia (DC.) Hemsl. Biol. Centr. Amer. Bot. 2: 205. 1881. 

 Allocarpus integrifolius DC. Prodr. 5: 676. 1836. 



Calea integrifolia dentata Coulter, Bot. Gaz. 20: 51. 1895. 



Veracruz and Michoacdn (or Guerrero) to Chiapas; type from Mexico, without 

 definite locality. Guatemala, El Salvador, Nicaragua. 



Shrub up to 2.5 meters high, puljescent or nearly glabrous; leaves sliort- 

 petioled, the blades ovate or lance-ovate, 5 to 12 cm. long, 1.5 to 4 cm. wide, 

 acute to long-acuminate, serrate or serrulate, usually rough above, from essentially 

 glabrous to rather densely pubescent beneath; heads 8 to 10 mm. wide, very 

 numerous in clo.se cymose panicles, 15 to 20-flowcred; disk yellow, tlie 5 rays white; 

 ray achenes epappose; disk achenes about 1 mm. long, their pappus 3 mm. long. 

 "Simincontra" (El Salvador, Pittier). 



9. Calea scabrifolia (Hook. & Arn.) Benth. & Hook.; Hemsl. Biol. Centr. 



Amer. Bot. 2: 206. 1881. 



Allocarpus scabrifolius Hook. & Arn. Bot. Beechey Voy. 300. 1840. 



Ferdinanda oppositifolia Schultz Bip. in Seem. Bot. Voy. Herald 303. 1856. 



Zaluzania oppositifolia Schultz Bip. Flora 44: 562. 1861. 



Perymenium album S. Wats. Proc. Amer. Acad. 25: 154. 1890. 



Sinaloa to Jalisco and Durango; type from Jalisco. 



Shrub, densely pubescent in the inflorescence, the branches pubescent or essen- 

 tially glabrous; leaves short-petioled, the blades oblong-ovate, ovate, or lance- 

 ovate, 4.5 to 10 cm. long, acuminate, very rough above, sparsely pubescent or 

 essentially glabrous beneath; heads numerous, panicled, 1.5 to 2.5 cm. wide; 

 rays about 18 to 25, white, the disk yellow; ray achenes epappose; disk achenes 

 about 1.5 mm. long, their pappus 2.5 mm. long, or sometimes wanting. "Hierba 

 del becerro" (Ramirez). 



10. Calea submembranacea Fernald, Bot. Gaz. 20: 535. 1895. 

 Known only from the type locality, Zopilote, Tepic. 



Similar to C. scabrifolia; stem sparingly villous; leaves submembranaceous, 

 smoothish, nigrescent in drj'ing. (Description compiled.) 



11. Calea longipedicellata Robins. & Greenm. Proc. Amer. Acad. 32: 28. 

 1896. 



Chiapas; type from Choapam. Guatemala. 



Shrubby or subherbaceous, 1 to 2 meters high, glabrous throughout except for 

 the puberulous tips of the pedicels; leaves short-petioled, the blades elliptic, 

 3.7 to 5 cm. long, coriaceous, denticulate; heads about 1 cm. long, discoid, orange- 

 yellow; achenes 2 mm. long, the pappus 6 mm. long. 



