284 ERICACEZ. 
10,000 feet (Liebmann; Galeotti, 4221; Linden, 881; Miller, 1502), Santa Fé (Bour- 
geau).—EvroPe and Eastern Temperate Asta. Hb. Kew. 
9, CLETHRA. 
Clethra, Linn. Gen. Plant. n. 553; Benth. et Hook. Gen. Plant. i. p. 603. 
About twenty-five shrubby and arboreous species, inhabiting temperate North 
America, tropical South America, the island of Madeira, Japan, and the Malayan 
Archipelago. The Mexican and Central-American forms are, perhaps, referable to 
one or, at most, two species, namely to C. tinifolia, Sw., and C. quercifolia, Lindl. 
1. Clethra lanata, Mart. et Gal. Bull. Acad. Brux. ix. (reprint, p. 13); Walp. 
Rep. ii. p. 726. 
Sour Mexico, Cordillera of Oaxaca, 3000 to 6000 feet (Galeotti, 1810). Hb. Kew. 
9. Clethra macrophylla, Mart. et Gal. in Bull. Acad. Brux. ix. (reprint, p. 14); 
Walp. Rep. ii. p. 726. 
Sour Mxxico, near Totutla and Mirador, Vera Cruz, 3500 to 4000 feet (Galeotti, 
1838). . 
3. Clethra mexicana, DC. Prodr. vii. p. 590. 
Clethra kowalewskii, Turez. in Bull. Soc. Nat. Mosc. xxxvi. (1863) p. 233. 
Clethra serrulata, Turcz. loc. cit.? | 
Kowalewskia integerrima, Turcz., et K. serrulata, Turcz.? in Bull. Soc. Nat. Mose. 1859, 1. p. 263. 
Norta Mexico, Sierra Madre, near Guadalupe (Seemann, 2132); Sourn Mexico, 
Bolafios (Hartweg, 341), eastern Cordillera of Oaxaca, at 8000 feet (Galeotti, 1819, 
1820), Orizaba (Botteri, 995), woods of Acapulco (Hinds). Hb. Kew. 
4. Clethra quercifolia, Lindl. Bot. Reg. 1842, t. 23. 
Clethra tinifolia, Schl. in Linnea, viii. p. 524, nec Sw. 
Clethra obovata, Hook. et Arn. Bot. Beech. Voy. p. 302, nec Ruiz et Pav. 
SoutH Mzxico, San Nicolas and region of Orizaba (Bourgeau, 1003, 2868), without 
locality (Beechey); Panama, Boquete (Seemann, 1214). Hb. Kew. 
5. Clethra suaveolens, Turcz. in Bull. Soc. Nat. Mosc. xxxvi. (1863) p. 230. 
Sourn Mexico, Chiapas (Linden, 387); GuaTeMaLa, near Coban, at 4400 feet 
(Tiirckheim). Hb. Kew. 
Order LXXVIII.. MONOTROPE. 
Monotropee, Benth. et Hook. Gen. Plant. ii. p. 604. 
A small order of herbaceous root-parasites, comprising about twelve species, referred 
to nine genera. They are dispersed throughout the temperate zone of the northern 
hemisphere, one species reaching the mountains of Central America and Colombia. 
