G12 orchid-grower's MANUAIi. 



great substance. The sepals and petals are very broad, 

 roundish obovate clawed or narrowed to the base, citron 

 yellow, thickly marked with rich brown spots, those on the 

 claw rather elongate. The large flat lip is rose-coloured, 

 margined with purplish mauve and striped with chocolate- 

 purple on the disk. It flowers at different times of the 

 year. — Java. 

 'Em.— Orchid Album, ii. t. 87. 



V. tricolor Russeliana, Hort. — This beautiful variety is 

 very distinct both in habit of plant and flower. It has a 

 peculiar and gracefully pendulous style of growth, and is, 

 at the same time, very robust. The racemes are long, and 

 the flowers very bright in colour. It bloomed with Mr, 

 Sorley, gardener to the late J, Russel, Esq,, of Falkirk, 

 and is an extremely fine variety, — Java. 



Y. tricolor Warneri, Williams. — A very handsome and 

 most distinct variety, first flowered by E. Warner, Esq., of 

 Broomfield, Chelmsford, It is distinct in its growth, and has 

 peculiarly ribbed linear lorate leaves, while the sepals and 

 petals are distinctly margined with deep rose, and the lip 

 is deep rosy purple. — Java. 



EiG.— Warner, Sel. Orch. PI, ii. t. 39. 



YanILLA, Sivartz. 



{Tribe Neottiese, subtribe Vanilleffi.) 



This genus contains but a few species, all of which are 

 climbing plants, with dark green terete rooting stems, oblong 

 acuminate fleshy leaves rarely wanting, and short axillary 

 spikes or racemes of largish flowers, which in most of the 

 known species are dull-coloured and uninterestirg. The 

 sepals and petals are free and spreading, the lip adnata 

 with its limb, broad and concave, and its base rolled around 

 the elongate wingless column. The species, which number 

 about tweuty, occur ia t^e tropics of both hemispheres. 

 Vanilla is, perhaps, the only ganus of Orchidaceous plants 

 which is of commercial valu^ The frui's of various species 



