tapering sopal-^, toijethcr with the long, narrow, linear petals, are additional points of 



distinction. 



It reqnires, as might be expected, more heat than D. spedos^m, but must have, lik 

 that species, a decided season of rest in a dry house. 



e 



Fig. 1. I'lowor, front \leu'. 2. Column and lip. 3. Front view of the lip. 4 and 5. Polleu- 

 ma^ses : — nil more or less maQniJicd. 



