222 orchid-grower's manual. 



flowers are white, with the exception of the crest of the lip, 

 which is spotted with crimson. It blooms fluring the winter 

 months, and lasts five weeks in good condition. 



0. 2mlchellum majus. — This is a very robust fonn of pul- 

 chellum, ha^dng the pseudobulbs much larger, and the flowers 

 fully double the size of those of the ordinary variety, as well 

 as produced in greater profusion upon the spikes ; in addition 

 it is Yerj fragrant, and will perfume the house it is growing in. 



0. Reich enheimii. — This is a strong, free-growing, and 

 handsome species ; it grows a foot or more high, sending up 

 its branched spike some two or three feet in length ; sepals 

 and petals yellow, clouded with green, and barred with 

 purplish brown ; the lip varies in colour very much ; in some 

 varieties it is quite dark, in others light purple. This when 

 well grown makes a fine specimen. Native of Mexico. 



0. radiatum. — ^A very handsome plant, the flowers being large 

 and freely produced ; sepals and petals pale yellow, barred and 

 blotched with rich chestnut brown ; the lip is white, with a 

 chestnut brown blotch at the base, and prettily fringed round 

 the margin; column dotted with yellow. It blooms during 

 the summer months, and is considered by some to be a form 

 of 0. luteo-2mrpuremn. Native of New Grenada. 



0. Rossii. — A desirable little Orchid from Mexico. It pro- 

 duces its white and purple flowers during the winter, and 

 lasts long in beauty. Is best grown on a block, but should 

 always be kept moist. 



0. Rossii majus. — This is a superb variety of the preceding ; 

 the growth is somewhat more robust, and the flowers are vastly 

 superior, often measuring three inches and upwards in dia- 

 meter, and two or three being frequently borne upon each 

 spike ; sepals white ; petals also white, but beautifully striped 

 with transverse bars of purplish-crimson ; lip large, cordate, and 

 pure white, the column being in some varieties purple, in others 



