278 ERICACEA. 
1. Arctostaphylos angustifolia, Hemsley. 
Comarostaphylis angustifolia, Klotasch in Linnea, xxiv. p. 74. 
Mexico (Hhrenberg). 
2. Arctostaphylos arbutoides, Hemsley. 
Comarostaphylis arbutoides, Lindl. Bot. Reg. xxix. t. 30; Linnea, XXxiv. p. 77. 
GuATEMALA, Quezaltenango (Hartweg), without locality (Friedrichsthal). Hb. Kew. 
3. Arctostaphylos arguta, Zucc., Linnea, xii. Litteraturb. p. 86; DC. Prodr. 
vii. p. 585. 
Comarostaphylis arguta, Zuce.; Linnea, loc. cit. et xxiv. p. 74. - 
Arctostaphylos discolor, DC. Prodr. vil. p. 585. 
Arbutus discolor, Hook. Ic. Pl. t. 29. 
Arctostaphylos nitida, Benth. Pl. Hartw. p. 66; Bot. Reg. xxxi. t. 82; Bot. Mag. t. 3904. 
Arctostaphylos spinulosa, Mart. et Gal. in Bull. Acad. Brux. ix. (reprint, p. 12) ; Walp. Rep. il, 
p. 726. , 
Sour Mexico, peak of Orizaba, 6000 feet (Linden, 428), between Cacate and Ciudad 
Real (Linden, 386), Chiapas (Ghiesbreght, 657), Toluca (Andriewx, 262), mountains of 
Carmen (Hartweg, 483), valley of Mexico (Schaffner, 315). Hb. Kew. 
4. Arctostaphylos attenuata, Hemsley. 
Comarostaphylis attenuata, Klotzsch in Linnea, xxiv. p. 75. 
Nortu Mexico, Sierra Madre (Seemann, 2123); Sourn Mexico, Zimapan (Coulter, 
891), without locality (Ehrenberg). Hb. Kew. 
5. Arctostaphylos glaucescens, H. B. K. Nov. Gen. et Sp. iii. p. 278; DC. 
Prodr. vii. p. 584. 
Comarostaphylis glaucescens, Zucc., ex Kl. in Linnea, xxiv. p. 76. 
South Mexico, between Guanajuato and Valenciana, at about 6500 feet (Humboldt 
& Bonpland). 
6. Arctostaphylos hartwegiana, Hemsley. 
Comarostaphylis hartwegiana, Klotzsch in Linnea, xxiv. p. 77. 
Arctostaphylos oaxacana, Beuth. Pl. Hartw. p. 45, non DC. 
Soutu Muxico, pine-forests of Bolafios (Hartweg, 343). Hb. Kew. 
We have followed Klotzsch in retaining this as a distinct species; but a cursory 
examination leads us to believe that this, 4. oaxacana, A. mucronifera, and A. ledifolia 
are varieties of one species. 
7. Arctostaphylos ledifolia, Mart. et Gal. in Bull. Acad. Brux. ix. (reprint, 
p. 11); Walp. Rep. ii. p. 726. 
Sours Mexico, Cordillera of Oaxaca, 7000 to 8500 feet (Galeotti, 1803). Hb. Kew. 
8. Arctostaphylos longifolia, Benth. Pl. Hartw. p. 44; Walp. Rep. ii. p. 726. 
Comarostaphylis longifolia, Klotzsch in Linnea, xxiv. p. 75. 
Soura Mexico, Anganguio (Hartweg, 338). Hb. Kew. 
