Juty, rort-] THE ORCHID REVIEW. 205 
CHYSIS BRACTESCENS. 
A FEW months ago I submitted an article for publication on the Orchid 
collection of the Missouri Botanical Garden, St. Louis, and emphasised the 
facts respecting the remarkable growth and abundance of flowers of the 
genus Chysis (O.R., xvill. p. 142). This year the size of the pseudobulbs and 
amount of flowers produced have superseded all others. The treatment 
Fig. 24. CHYSIS BRACTESCENS. 
given has now been changed somewhat. In previous years the plants have 
been grown in the greenhouses exclusively, but this last season the plants 
were treated more naturally. In other words, the plants were grown in the 
open air from the beginning of May to the end of September, and this open- 
air treatment in our hot summer climate was a decided success, both in the 
