ERICACE. 279 
9. Arctostaphylos oaxacana, DC. Prodr. vii. p. 585. 
Comarostaphylis oaxacana, Klotzsch in Linnea, xxiv. p. 77. 
Arbutus xalapensis, Hook. Ic. Pl. t. 27, nec H. B. K. 
Souta Mexico, Oaxaca (Andrieux, 263). Hb. Kew. 
10. Arctostaphylos mucronata, Hemsley. 
Comarostaphylis mucronata, Klotzsch in Linnea, xxiv. p. 76. 
Mexico (Ehrenberg). | 
11. Arctostaphylos mucronifera, DC. Prodr. vii. p. 585. 
Comarostaphylis mucronifera, Klotzsch in Linnea, xxiv. p. 76. 
~Sovurn Mexico, Cordillera of Guichilaca (Berlandier, 1188). 
12. Arctostaphylos polifolia, H. B. K. Nov. Gen. et Sp. iii. p. 277, t. 258 
Benth. Pl. Hartw. p. 44. 
Comarostaphylis polifolia, Zucc., ex Klotzsch in Linnea, xxiv. p. 77. 
CatirorniA.—NortH Mexico, Sierra Madre (Seemann); Sourh Mexico, Zimapan 
(Coulter, 896), Anganguio (Hartweg, 339). Hb. Kew. 
There are two very distinct varieties, if not species, in Hartweg’s collection. 
13. Arctostaphylos pungens, H. B. K. Nov. Gen. et Sp. iii. p. 278, t. 259; 
Bot. Mag. t. 8927; Bot. Reg. xxx. t.17; A. Gr. Synop. Fl. N. Am. 11. p. 28. 
Arctostaphylos tomentosa 8, Lindl. Bot. Reg. sub tab. 1791. 
Daphnidostaphylis pungens, Klotzsch in Linnea, xxiv. p. 80. 
Uta southward to Catirornia; ARrizonaA.—NortH Mexico, Sonora (Schott, Thurber, 
&c.), Sierra Madre (Seemann, 2128), region of San Luis Potosi, 6000 to 8000 feet 
(Parry & Palmer, 565) ; Soura Mexico, near Moran and Villalpando, 7800 to 8400 feet 
(Humboldt & Bonpland), Guanajuato (Hartweg, 91), Real del Monte (Coulter, 894), 
Jalapa, at 7000 feet (Galeotti, 1796), Oaxaca (Andrieux, 261), peak of Orizaba, 12,000 
to 12,500 feet (Galeotti, 1830; Linden, 425); Guaremata, Volcan de Fuego (Salvin). 
Hb. Kew. 
14. Arctostaphylos rubescens, Hemsley. 
Comarostaphylis rubescens, Klotzsch in Linnea, xxiv. p. 77. 
Arbutus rubescens, Bertol. Fl. Guat. p. 20, t. 8; Walp. Rep. i. p. 725. 
GuatemaLa, Antigua (Velasquez). 
15. Arctostaphylos tomentosa, Dougl.; Lindl. Bot. Reg. t. 1791; A. Gr. 
Synop. Fl. N. Am. ii. p. 28. 
Arbutus tomentosa, Pursh; Hook. Fl. Bor.-Am. ii. t. 130; Bot. Mag. t. 3320. 
Daphnidostaphylis tomentosa, Klotzsch in Linnea, xxiv. p. 79. 
North-west coast from WasHineron southward to CALIFORNIA and Arizona.—Norta 
Mexico, Mount Graham, within the old boundary (Lothrock). Hb. Kew. 
