ORCHIDEA. — 251 
| 42. ZYGOPETALUM. 
Zygopetalum, Hook. Bot. Mag. t. 2748; Benth. et Hook. Gen. Plant. iii. p. 542. 
An exclusively Tropical-American genus of about forty species, extending from Costa 
Rica and the West Indies to Brazil. 
1. Zygopetalum aromaticum, Rchb.f. in Bot. Zeit. 1852, p. 668, et Beitr. 
Orch. Centr.-Am. p. 27. 
Warscewiczella aromatica, Rehb. f. in Walp. Ann, vi. p. 654. 
Panama, Volcan de Chiriqui (Warscewicz). 
2. Zygopetalum (Warscewiczella) bidentatum, Rchb. f. MSS. in herb. 
Kew. 
Souta Mexico, Chiapas ((Ghiesbreght, 772). Hb. Kew. 
3. Zygopetalum burtii, Benth. et Hook. Gen. Plant. iii. p. 543. 
Batemania burtii, Rchb. f. et Endres in Gard. Chron. 1872, p. 1099; Bot. Mag. t. 6003. 
Costa Rica (ndres).—CoLoMBIA. 
4. Zygopetalum cerinum, Rchb. f. in Walp. Ann. vi. p. 651, et Beitr. Orch. 
Centr.-Am. p. 26. 
Huntleya cerina, Lindl. in Lindl. & Paxt. Fl. Gard. iii. p. 62, fig. 263. 
Pescatoria cerina, Rchb. f. Xenia Orch. i. p. 184, t. 65. 
Panama, Volcan de Chiriqui (Warscewicz). Hb. Kew. 
5. Zygopetalum discolor, Rchb. f. in Walp. Ann. vi. p. 654, et Beitr. Orch. 
Centr.-Am. pp. 27, 48 et 75. | 
Warscewiczella discolor, Rehb. f. in Bot. Zeit. 1852, p. 636. 
Warrea discolor, Lindl. in Journ. Hort. Soc. Lond. iv. p. 265; Bot. Mag. t. 4830. 
Costa Rica, between Cartago and Naranjo (Grsted; Warscewicz; Wendland). 
Hb. Kew. 
6. Zygopetalum grandiflorum, Benth. et Hook. Gen. Plant. iii. p. 543. 
Batemania grandiflora, Rchb. f. m Bonplandia, 1856, p. 323. 
Galeottia grandiflora, A. Rich. in Ann. Se. Nat. série 3, ii. p. 25. 
MEXxico ((raleottz). 
7, Zygopetalum (Kefersteinia) lacteum, Rchb. f. in Gard. Chron. 1872, 
p. 1290. 
Panama, Volcan de Chiriqui (Wallis ; Endres). 
8. Zygopetalum marginatum, Rchb. f. in Walp. Ann. vi. p. 654. 
Warscewiczella marginata, Rchb. f. in Bot. Zeit. 1852, p. 636, et Xenia Orch. i. p. 61, t. 23. 
Warrea marginata, Rchb. f. in Bot. Zeit. 1854, p. 636. 
Warrea (Warscewiczella) quadraia, Lindl. in Gard. Chron. 1853, p. 647; Bot. Mag. t. 4766. 
CenTraL America (Warscewicz). Hb. Kew. 
2h2 
