BLAKE. — ENCELIA AND RELATED GENERA. 391 



and margin above; achene blackish or dark-mottled, ovate-oblong, 

 subobcordate, appressed-pubescent, 5-6 mm. long, 2.5 mm. Mide, 

 bearing 2 awns 4-5.5 mm. long. 



Simsia grandiflora Benth. Vidensk. Medd. Kjobenh. for 1852. 92 

 (1853). 



Encelia grandiflora Hemsl. Biol. Centr.-Am. Bot. ii. 184 (1881). 



Specimens examined: Nicaragua: very common on the high pla- 

 teaus toward the Pueblos, Niquinohomo, Dept. of Granada, 13 Feb. 

 1903, Baker 2419 (GN); waste land near Granada, alt. 40 m., Jan. 

 1870, P. Levy 355 (Bot. Mus. Copenhagen); Costa Rica (?): sunny 

 pastures near Ojos de Agua, — 352 & 382 (G, ex herb. Klatt). There 

 seems to be no place of this name in Costa Rica, and the town so called 

 in Honduras may have been intended. Bentham's type (Oersted 100) 

 came from Volcan el Viejo, Nicaragua. 



A A. Achene 5 mm. long; bracts not strongly ribbed; Central American. 



17. S. POLYCEPHALA Benth. Base not seen; stem and the numer- 

 ous branches densely glandular and pilose-hispid; middle leaves ovate 

 or ovate-lanceolate, acuminate, truncate or subcordate at base, 

 crenate-dentate, glandular-hispid both sides, 4-7 cm. long, 3.5-5 cm. 

 wide, on nearly marginless densely glandular-hispid petioles 1.5-2.5 

 cm. long, with slightly enlarged bases; heads numerous, cymose- 

 paniculate, on glandular-setose peduncles 1-7 cm. long; disk 11-13 

 mm. high, 12-17 mm. broad; involucre nearly as tall, its scales tri- 

 seriate, subequal or the outer a little shorter, glandular-hispid, oblong- 

 lanceolate, bluntish, only slightly striate-ribljed; rays 5-7 mm. long, 

 yellow; disk-corollas 6 mm. long (tube 1.5 mm.), yellow, glandular 

 below, pubescent on the teeth; pales 8-10.5 mm. long, pubescent 

 above, greenish toward the apex; achenes blackish, appressed-pubes- 

 cent chiefly on margin and middle, 5 mm. long, 2.6-3.5 mm. wide, the 

 awns 3.2 mm. long. 



Simsia polyccphala Benth. Vidensk. Medd. Kjobenh. for 1852. 93 

 (1853). 



Encelia polyccphala Hemsl. Biol. Centr.-Am. Bot. ii. 184 (1881). 



Specimens examined: Gu.\temala: Cerro Redondo, Dept. Santa 

 Rosa, alt. 1372 m., Oct. 1894, Heyde & Lux 6160 (FGN); Chupadero, 

 Dept. Santa Rosa, alt. 1600 m., Oct. 1892, Heyde & Lux 3810 (FG). 



Even the lower leaves abruptly contracted to broadly margined clasping 



bases. 



18. S. megacephala Sch. Bip. in herb., herbacea supra 

 ramosa glandulari-pubescens et praecipue in inflorescentia piloso- 



