84 ROBINSON. 



it seems more than likely that further exploration will show its presence 

 in the intermediate country of Peru.] 



77. E. AZANGAROENSE Sch. Bip. ex Wedd. Chjor. And. i. 217 (1857) ; 

 Robinson, Proc. Am. Acad. liv. 315 (1918). — Puno: on calcareous 

 rock, Azangaro, alt. 4000 m., 28 Feb. 1902, Dr. Wcberhauer, no. 468 

 (Berl., fragm. Gr.). Without indication of department: dc Castcl- 

 nau ace. to Weddell, 1. c. [Bolivia, Ecuador, Venezuela ace. to Weddell.] 

 A species doubtfully distinct from the preceding. 



78. E. isillumense Robinson (p. 20). Slender subscandent 

 shrub, glabrous except on the petioles and base of the nerves where 

 puberulent, nigrescent in drying; stem terete, pale-brown, internodes 

 3-8 cm. long; leaves opposite, ovate-oblong (the uppermost lanceo- 

 late), acuminate, slightly cordate at the base, mucronate-serrate, 

 thin, 3-5-nerved from the base (the nerves connected by transverse 

 veins), 10-12 cm. long, 3^.5 cm. wide; petiole slender, viscid-tomen- 

 tellous, 4-6 mm. long; panicle ovoid, loose, leafy-bracted below; 

 pedicels filiform, glabrous, 8-15 mm. long, often w^th scale-like bract- 

 lets; heads about 52-flowered, 7 mm. high, 9 mm. in diameter; invo- 

 lucre broadly campanulate; scales about 30, subequal (1-3 of the 

 outermost shorter), linear, very acute, glabrous, faintly 1-3-nerved; 

 corollas 3 mm. long, white, glabrous, slightly and gradually enlarged 

 upward; immature achenes 2 mm. long, apparently glabrous; pappus- 

 bristles about 28, white, delicate, nearly smooth. — Puno: in woods 

 near the Tambo Isilluma, between Sandia and Chunchusnago, alt. 

 1000 m., Dr. Weberbauer, no. 1206 (Berl., phot, and fragm. Gr.). 

 In habit and foliage recalling the Brazilian E. laeve DC. 



Sect. IV. Praxelis (Cass.) Benth. (See Robinson, Proc. Am. 



Acad. liv. 318.) 



Key to Species. 



Cauline leaves ovate, petiolate 79. E. pauciflorum. 



Cauline leaves lanceolate to linear, sessile or nearly so 80. E. kleinioides. 



79. E. PAUCIFLORUM HBK. Nov. Gen. et Spec. iv. 120 (1820); 

 Robinson, Proc. Am. Acad. liv. 319, 343 (1918). — Cuzco: Santa Ana, 

 alt. 900 m., Cook & Gilbert, no. 1606 (U. S.). Peru without indi- 

 cation OF department: Mathews, no. 3081 (Gr.). 



80. E. kleinioides HBK. Nov. Gen. et Spec. iv. 120 (1820); 

 Robinson, Proc. Am. Acad. liv. 319 (1918). 



