ON ORCHIDS. 



60 1 



it does well in the cool house. C. callosum Sandera is 

 another albino, represented in Fig. 377. Fig. 378 represents 

 C. Rothschildianum, undoubtedly the finest species among 

 the so-called New Guinea section of Cypripediums. It has 



Fig. 382. — Cypripedium Godefroy^; ledcochilum. 



proved a most useful subject for hybridisation purposes. Fig. 379 

 represents C. Arthurianum, and Fig. 380 C. regina, which 

 belong to the C. Fairieamtm section of hybrids, and must 

 remain among the most valuable of hybrid Orchids, as the last- 

 mentioned species has become practically extinct, and baffles 

 all the efforts of collectors to re-discover its habitat. Fig. 381 

 represents C. Chapmanii magnificum, a unique hybrid of the 

 C. bellatulum section, and Fig. 382 shows C. Godefroycz leucochilum, 

 one of the finest of the natural hybrids. Fig. 383 represents 

 C. {Selenipedium) caudatum, the best species of the Western 

 section. The tail-like pendulous petals often attain upwards of 

 30m. in length. For fuller list see "Appendix." 



Cyrtopodium requires the warm intermediate house during 

 the growing season, with cooler treatment during the season of 



