128 COMPOSITZ. 
54. BACCHARIS. 
Baceharis, Linn. Gen. Plant. n. 949; Benth. et Hook. Gen. Plant. i. p. 286. 
An exclusively American genus, comprising about 275 shrubby and half-shrubby 
species, the majority inhabiting the tropics. 
1. Baccharis alamani, DC. Prodr. v. p. 402. 
Mexico (Alaman). 
Possibly the same as B. cerulescens. 
2. Baccharis angustifolia, Michx.? A. Gr. Pl. Lindh. ii. p. 224. 
Nortu Mexico, Sonora (Schott, Bigelow). 
The true plant inhabits Eastern North America, from South Carolina to Florida and 
Louisiana. 
3. Baccharis asperula, Schauer in Linnea, xix. p. 725. 
Soutn Mexico, Zimapan (Aschenborn). 
4. Baccharis bigelovii, A. Gr. in Torr. Bot. Emory Exped. p. 84. 
Nort Mexico, Sonora and the neighbouring country. 
5. Baccharis brachyphylla, A. Gr. Pl. Wright. ii. p. 83. 
Norra Mexico, between Conde’s Camp and the Chiricahui Mountains (Wright). 
6. Baccharis cerulescens, DC. Prodr. v. p. 402. 
Cattrornia; New Mexico; Trexas.—Norru Mexico, region of San Luis Potosi, 6000 
to 8000 feet (Parry & Palmer, 409), around Matamoras (Berlandier), Zacatecas (Coulter, 
289); SourH Mexico, valley of Mexico, Pedregal (Bourgeau, 386, 387), Santa Barbara 
(Liebmann, 61), Orizaba (Bilimek, 556 ; Miller, 1684), Cordillera of Oaxaca, at 7000 feet 
(Galeotti, 2115), Leon (Hartweg, 139), Yavezia and Tehuacan (Itebmann, 60, 62). 
Hb. Kew. 7 
7. Baccharis conferta, H. B. K. Nov. Gen. et Sp. iv. p. 59. 
Baccharis xalapensis, H. B. K. Nov. Gen. et Sp. iv. p. 56? 
Baccharis cuneata, DC. Prodr. v. p. 408. 
Conyza tricuneata, Willd. Sp. Pl. i. p. 1946. 
SourH Mexico, near Cuernavaca and Jalapa, 4000 to 5000 feet (Humboldt & Bon- 
pland), between Pachuca and Real del Monte (Graham), woods, Real del Monte, at 
8000 feet (Galeotti, 2389), Jalapa (Linden, 479), Orizaba (Botteri, 947), valley of Mexico 
(Bourgeau, 173), Huatusco (Liebmann, 102), without localities (Gregg, Alaman, Mairet). 
Hb. Kew. 
8. Baccharis congesta, DC. Prod. v. p. 410. 
SoutH Mxxico, Real del Monte (Henke). 
9. Baccharis divergens, DC. Prodr. v. p. 400. 
Mexico (Henke). 
