ON ORCHIDS. 



593 



suspended close to the roof-glass. They require the warm 

 intermediate house, with plenty of moisture while growing ; but 

 drier and cooler conditions are required for the resting season. 

 The potting compost should consist of two parts of peat and one 

 part of sphagnum. 



Cattleya. — This is no doubt the most attractive and popular 

 of all the Orchid genera, the various and beautiful tints in the 

 different species being always appreciated. Where a house can 

 be devoted to the culture of Cattleyas and Lselias it is possible 

 to obtain a succession of flowers throughout the year, commencing 

 in January with C. Triantz. This is followed by C. Lawrenceana, 



Fig. 374. — Cattleya Mossm Reinkckiana. 



C. citrina, C. Mendelii, and C. Mossia (Fig. 374 represents 

 C. Mossia Reineckiana, one of its white forms); these are 

 succeeded by C. Warscewiczii {gigas), C. Warneri, C. Gaskelliana, 

 and C. Loddigesii, which in turn are followed by such sorts as 

 C. Schqfieldiana, C. Dowiana, C. bicolor, and C. Eldorado ; while 

 the year may be closed with the now cheaply procured C. labiata 

 autumnalis. The habitat of this last Cattleya was lost for 

 upwards of forty years, and its re-discovery has brought with it 



2 Q 



