COLOMBIAN ElTPATOKirMS. 319 



Key to SpEriEs. 



C'aviline leaves ovate, petiolate 78. E. paucifloriim. 



Cauline leaves lance-linear, sessile or nearl}' so 79. E. Ideinioides. 



78. E. pauciflorum HBK. Weak hispid-puhe.scent decumbent 

 annual 2-5 dm. high; leaves opposite, short-petioled, ovate, aeutish, 

 sluirply serrate (the teeth few, often only 3-4 on each side), aeutish at 

 the base, 1.5-6 cm. long, two-thirds as wide, sparingly to rather 

 densely covered with jointed white long non-glandular hairs; heads 

 about 30-flowered, long-pedicelled, erect, mostly in irregular 3-5- 

 headed terminal cymes; involucral scales stramineous, about 3- 

 seriate, 3-nerved, the inner obtusish and usually nmcronate, the outer 

 acute, all promptly deciduous; corollas bluish-white or pale lilac; 

 achenes black, 2 mm. long, 5-angled but often somewhat flattened, 

 tapering somewhat toward the base and contracted at the summit, 

 upwardly hispid on the faces. — Nov. Gen. et Spec. iv. 120 (1820). 

 Praxclis villosa Cass. Diet, xliii. 261 (1826). Bulbostylis ? pauciflora 

 (HBK.) DC. Prod. v. 139 (1836). Ooclinium depressum Gardn. in 

 Hook. Lond. Jour. Bot. vi. 437 (1847). E. urticifolium Bak. in Mart. 

 Fl. Bras. vi. pt. 2, 343, t. 91 (1876); probably also Hieron. in Engl. 

 Bot. Jahrb. xix. 45 (1894), not E. urticaefoliiim L. f . Ooclinium Sideritis 

 DC. Prod. V. 134 (1836). 0. villosum (Cass.) DC. I.e. Haberlea 

 divaricata Pohl ex Bak. 1. c, in syn. Bemhicium pilosum Mart, ex 

 Bak. 1. c. 344, in syn. 



Cauca: Popayan alt. 1500-2000 m., Lehmann, no. B. T. 1149 (Gr.). 

 ToLiMA?: in open thickets of savannahs near Dolores, alt. 1200-1600 in., 

 Lehmann no. 7486, cited by Hieron. 1. c. as E. urticiJoUum. 

 Without locality: Humboldt & Bonpland (Par., phot. Gr.). 

 [Venezuela, Guiana, Brazil.] 



The name E. jjauciflonnn appears to be the oldest available of many 

 which this somewhat variable yet always pretty readily recognizable 

 species has borne, the name urticaefolium (arbitrarily altered to urtici- 

 folium) being inapplicable l)oth because the type of Linnaeus filius, still 

 in existence, has proved to be quite a different species and because the 

 name is antedated by the valid homonym of Reichard now in use for 

 a North x\merican plant. 



79. E. kleinioides HBK. Slender fibrous-rooted annual 1.5-6 

 dm. high, erect or ascending, with sparse spreading setose pubescence; 

 leaves opposite, sessile, acute, subentire or remotely serrate, setose 

 on both surfaces, the cauline linear or narrowly lanceolate, mostly 



