284 ROBINSON. 



with pellucid veinlets; heads in a thjTsoid panicle; 



involucral scales acute 46. E. magdalenense. 



t. Leaves broadty elliptical, glabrous 59. E. iinifoUum. 



s. Scales multistriate; heads 1 cm. or more high y. 

 y. Leaves membranaceous, coarsely crenate-deutate 



85. E. paezense. 



y. Leaves coriaceous, obscurely serrate 47. E. vitalbae. 



r. Leaves pinnately veined z. 



z. Leaves perfohate 48. E. ornithophorum. 



z. Leaves on winged petioles; these biauriculate at base. 



89. E. nemorosum. 

 z. Leaves subsessile, the petiole (wingless) rarely 3 mm. 

 long aa. 

 aa. Involucral scales about 20, substramineous, obtuse 



49. E. turbacense. 



aa. Scales 30-50, narrow, acutish 50. E. amygdalinum. 



z. Petioles (wingless) about 1 cm. long 66. 



66. Heads subsessile in glomerules, these disposed in a 

 divaricately branched panicle; scales about 30, 



obtuse 51. E. fuliginosum. 



bb. Heads pedicelled, in dense cymose corymbs; scales 



about 17-18, acute or acutish 52. E. popayanense . 



21. E. gynoxoides Wedd. Stoutish slirub, 1.2-2 m. high; 

 branches thick, rusty-tomentose ; leaves petiolate, entire, oblong- 

 lanceolate, thickish, 2.5-6 cm. long, puberulent-tomentellous and at 

 length glabrate and shining above, covered beneath with a thick coat- 

 ing of rusty wool; petiole 2-10 mm. long; heads 15-20, 6-8 mm. long, 

 disposed in a dense corymb the size of a walnut; scales of the cam- 

 panulate involucre about 15, in about 3 ranks, linear, sharp-pointed; 

 corollas slightly hairy especially toward the top; achenes slightly 

 hispid on the angles; pappus-bristles very unequal. — Chlor. And. i. 

 216 (1857). 



Cundinamarca: cold places of the Prov. of Bogota, Goudot, ace. to 

 Wedd. 1. c. 



Apparently never rediscovered. The characters, here compiled 

 from Weddell's original diagnosis, are unfortunately insufficient to 

 show the affinities of the plant within the section. 



22. E. origanoides IIBK. Shrub, 1-3 m. liigh, climbing or 

 leaning, with slender forking or trichotomous branches; branchlets 

 terete, spreading, finely white-woolly; internodes often 1 dm. long 

 or more, much exceeding the ovate-oblong undulate-crenulate leaves: 

 leaf-blade rounded at the tip, rounded or truncate at the base, 2-5 cm. 

 long, 1-1.8 cm. wide, rather firm in texture, finely buliate-rugulose 

 and glabrescent above, white-lanulate and prominently reticulate- 

 veiny beneath; petiole 8-13 mm. long; corymbs terminal on the 



