LIST OF COOL ORCHIDS. 119 



a. 0. crispum Forbesii is a brighter coloured variety of this 

 good old species. 



0. cucullatuin (New Granada altitude from 8,000 to 9,000 

 feet). A dwarf -growing species, growing well either 011 a 

 block or in a pot suspended close under the roof, exposed to 

 the light ; flowera from seven to ten, on spikes a foot long ; 

 sepals and petals rose colour, spotted with purple ; lip white 

 or rosy purple, spotted with much darker purple. It flowers 

 freely, and lasts from four to five weeks in beauty. 



0. flexuosum (Brazil, 1818). An old, free-blooming species, 

 well known as being of easy culture. Pseudo-bulbs, borne at 

 short intervals, on a creeping stem ; flat, and two-leaved ; 

 spikes from three to four feet high, branched, and bearing a 

 profusion of small flowers, having a golden yellow lip. It is 

 well adapted for cut flowers. Lasts from three to four weeks. 



0. leucocliilum (Mexico and Guatemala, 1835). A free- 

 growing species, often erroneously called Odontoglossum 

 laeve; bulbs two-leaved, large, of a glaucous colour, and 

 fluted ; flower-stems from five to fifteen feet in length, 

 branched ; flowers an inch across ; sepals and petals green, 

 barred more or less with brown ; lip white, changing to yellow 

 when old, and having a band of purple across its disc. Blooms 

 in the winter, lasting quite six weeks. 



0. macranthwn (Peru and ISfew Granada). A large-growing 

 Oncid, well adapted for the cool house. Pseudo-bulbs from 

 five to seven inches long, two-leaved ; leaves lanceolate, bright 

 green, with yellow lines ; flower-spikes from nine to fifteen 

 feet long, flexuose, and branched, branches bearing from five 

 to fifteen large flowers each ; sepals unguiculate, about an inch 

 long, of a warm brown colour ; petals broader and of a clear, 

 golden yellow colour ; lip dagger shaped, of a bright purple 

 colour, having a fleshy white crest. Its glorious flowers are 

 three inches across. When well grown, it is difficult to find 



