LIST OF COOL ORCHIDS. 103 



sepals and petals lanceolate, pale yellow spotted with brown ; 

 lip with a blotch of lilac across its centre. A variable plant, 

 sporting into one or two tolerably distinct varieties. 



0. Bictonense. A very free-flowering species, though not 

 strikingly handsome. Flower-spikes about two feet high, 

 bearing from twenty to thirty flowers. Flowers one and a 

 half inch across; sepals and petals are greenish-yellow, 

 barred and blotched with brown ; lip white, suffused and 

 shaded with pale lilac or rose colour. April, lasting a month. 



a. 0. Bictonense superbum. This has sepals and petals 

 heavily blotched with rich crimson-brown, and a deep-coloured 

 rosy-purple lip. 



b. 0. Bictonense album. This has a pure white lip. ' The 

 flower-spike of this species often bears f oliaceous bracts instead 

 of properly developed flowers. 



0. blandum (N. Granada). This is a pretty white-flowered 

 Odontoglot in the way of 0. naevium. Like the last-named 

 species, its flowers are heavily spotted with purple-brown, but 

 its lip is larger than even that of 0. naevium majus. 



0. Cervantesi (1845). A dwarf -growing species, having 

 angular pseudo-bulbs, and lanceolate solitary leaves. Spikes 

 six inches high, three to five flowered. Flowers from one to 

 two inches across ; sepals and petals rosy-lilac, barred at the 

 base with crimson-brown ; lip cordate or triangular, white or 

 lilac. This is a pretty but not showy species ; generally 

 flowers freely about March or April, lasting a month in 

 beauty. 



0. Cervantesi membranaceum. This is often met with in 

 gardens under the name of Odontoglossum membranaceum, 

 but it is only a large- flowered form of 0. Cervantesi. The 

 best variety of this group is 0. membranaceum roseum, another 

 deep-rosy large-flowered form of the old 0. Cervantesi. 



*0. citrosmum. This is a good old white-flowered species, the 



