ROBINSON AND GREENMAN. — HIERACIUM. 21 



no. C6 (lib. Gr.) ; pine woods near E.slava, alt. 2420 m., Pringle, no. 

 9363 (lib. Gr.). MiCHOACAN : hills, Patzcuaro, Pringle, no. 5270 

 (lib. Gr.). MoRELOS : mountain woods above Cueruavaca, alt. 2200 

 m., Pringle, no. 8053 (hb. Gr.). Vera Cruz: near Orizaba, Bourgeau, 

 no. 2800 (lib. Gr.) ; Volcano Tuxtla, alt. GOO to 1450 m., Nelson, no. 

 462 (hb. Gr.); Orizaba, Botteri, no. 144 (lib. Gr.). Puebla : Mount 

 Popocatepetl, alt. 3000 m., Schaffner, no. 68 (hb. Gr.). Oaxaca : 

 Sierra de San Felipe, alt. GOOO m., Conzatti Sf Gonzalez, no. 6U5 (hb. 

 Gr.) ; Sierra de San Felipe del Agua, alt. 695 m., Conzatti Sf Gonzdkz, 

 no. 401, in part (lib. Gr.) ; Oaxaca, Conzatti 8^ Gonzalez, alt. 525 m., no. 

 1004 (hb. Gr.). Chiapas: Ghiesbreghf, nos. 20, 574 (in both hb. 

 Gr.) ; near San Cristobal, alt. 2100 to 26G0 m.. Nelson^ no. 3225 

 (hb. U. S. Nat. Mus.). Guatemala : Department of Santa Rosa, alt. 

 750 ra., Heyde Sf Lux, no. 3784 (of J. D. Smith's distrib.). 



13. H. anthurum, Fries. Very tall ; stem-leaves linear, the 

 lower attenuate into a petiole, the upper sessile: inflorescence becoming 

 G dm. long; involucres very hirsute with dark glandular hairs; pappus 

 reddish. — Symbol. Hierac. 153 (1848), & Epicris. Hierac. 157 ; Hemsl. 

 Biol. Cent.-Am. Bot. ii. 259. — Oaxaca: Sierra de Zempoaltepec, 

 Liebmann. Not seen ; characters compiled. 



*+ -w- Stem-leaves to 3, rarely over 7 cm. long. 



14. H. comatum, Fries. Leafy and sericeous at the base; stem 

 leafy and strongly hirsute near the b;ise, 4 to 6 dm. higli, subglabrous 

 above : leaves oblong-lanceolate, hirsute upon both surfaces, thickish, 

 much paler and glaucous beneath ; the lower cauline and radical obtuse 

 or rounded, cuspidate-denticulate, the upper lance-linear, attenuate : 

 heads loosely paniculate, small ; peduncles spreading, filiform, canescent- 

 tomentulose, finely glandular-pubescent. — Symbol. Hierac. 148 (1848), 

 including var, irregulare, a much branched narrow-leaved form, & 

 Epicris. Hierac. 152; Hemsl. Biol. Cent.-Am. Bot. ii. 259. — Puebla: 

 in pine woods at Chinantla, alt. 2100 to 2400 m., Liehnann (sketch in 

 hb. Gr.) ; near Calchicomula, Rose ^- Hag, no. 5806 (hb. U. S. Nat. 

 Mus.). Oaxaca : Sierra de San Felipe, grassy wooded slopes, alt. 

 2400 m., Pringle, no. 4701 (hb. Gr.), dry ridges under pines, alt. 25G0 

 to 3000 m., Pringle, no. 4708 (hb. Gr.), alt. 2860 to 3300 m., Nelson, 

 no. 1077 (hb. U. S. Nat. Mus.) ; Sierra de San Felipe del Agua, alt. 

 2300 m., Conzatti S^ Gonzalez, no. 401. in part (lib. Gr.); west slope of 

 jNIount Zempoaltepec, alt. 2300 to 2410 m., Nelson, no. 593 (hb. Gr.). 



15. H. oaxaoanum, "• sp. Caudex hairy at the oblifpie summit. 



