sessile. Flower terminal, solitary, almost exactly resem-— 
bling that of D. pardalianches. i 
D. Caucasicum is a native of the Caucasian Alps, accord- — 
ing to M. Bresersrer, and has been introduced to our | 
gardens by Dr. Fiscuer of St. Petersburgh. It succeeds — 
with us in the open air, and flowers in April. We have 
hitherto kept it in pots, where it increases readily by its 
roots. 
ae 1. Floret from the Circumference. 2. Floret from the Centre: mag- 
nified. 
