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MR. R.-ALLEN ROLFE ON THE GENUS VANILLA. 463 
25. VANILLA PLANIFOLIA, Andr., Bot. Rep., viii. (1808) t.538; alte 
scandente, caulibus succulentis subflexuosis ; radicibus flexuosis 
oppositifoliis ; foliis subsessilibus oblongis acutis vel breviter 
acuminatis carnulosis; bracteis oblongis subacutis vel obtusis 
concavis ; floribus pallide viridibus; sepalis petalisque lineari- 
oblongis subobtusis; labello convoluto marginibus columnm 
longe adnatis, apice subtrilobo retuso margine revoluto ; disci 
nervis crenulato-verrucosis, crist4 penicillata retrorsé ; columna 
facie villosi; capsulis elongato-linearibas obscure trigonis.— 
R. Br. in Att. Hort. Kew, ed. I. v. p. 220; Lodd., Bot. Cab., viii. 
t. 733; Bauer, Ill. Orch., Gen., tt. 10,11; Blume, Rumphia, i. 
p- 197, t. 68, fig. 2; Lindl., Gen. and Sp. Orch., p. 435; 
C. Morr. in Ann. Nat. Hist., Ser. I. iii. (1839) p. 1; De 
Vriese in Belg. Hort., vi, pp. 315, 365; Bentley and Trim. Medic. 
PL, iv. t. 272 (excl. syn.); Flueck. and Hanb. Pharmacogr., 
p. 595; Gard. Chron. (1867) p. 997; N.S. xvi. (1881) p. 562; 
Bot. Mag., t. 7167; Cogn. in Mart. Fl. Bras., iii. pars iv. 
p. 145; Rolfe, in Kew Bull. (1895) pp. 169-176. 
Epidendrum Vanilla, Linn., Sp. Pl., ed. I. p. 952 (partim). 
Vanilla mexicana, Mill., Gard. Dict. ed. 8 (1768), n. 1 
(partim). V.aromatica, Sw. in Nov. Act. Soc. Sc. Upsal., vi. 
(1799) p. 66; et in Schrad. Journ., ii. p. 208 (partim). Lindl., 
Gen. and Sp. Orch., p. 434 (partim). V.Epidendrum, Mirb., Hist. 
Pl., ed. Il. ix. p. 249 (partim). V. viridiflora, Blume, Bijdr., 
p- 422. V. sativa, Schiede, in Linnea, iv. (1829) p. 573; vi. 
(1831) p. 59. Inndl., Gen. and Sp. Orch., p. 437. V. sylvestris, 
Schiede, Ul.cc. ; Lindl., lc. V. majaijensis, Blanco, Fl. Filip., 
ed. IT. p. 593. 
Myobroma fragrans, Salisb., Parad. Lond., t. 82. 
Hab. South-Eastern Mexico, in the Vera Cruz district, 
Dampier, Humboldt, Schiede. Misantla, Schiede! Yucatan, 
Schott, 215! British Honduras, Morris. Guatemala, Lehmann, 
1436! Costa Rica, Dampier. Cultivated in the Mascarene 
Islands, Java, the West Indies, and other parts of the 
tropics. 
Folia 4-9 poll. longa, 14-2} poll. lata. Racemi 2-3 poll. 
longi. Bractese 2-6 lin. longe. Pedicelli 14-2 poll. longi. 
Sepala et petala 2 poll. longa. Labellum paullo ultra 2 poll. 
longum. Columna 1}-1} poll. longa. Capsula 6-9 poll. longa, 
6-7 lin. lata. 
This species produces the true Mexican Vanilla of commerce, 
