98 THE ORCHID-GROWER'S MANUAL. 



D. tortile. A charming species from Java j an evergreen, 

 about two feet high ; blooms in the same way as nobile, and 

 requires the same treatment. The flowers are pale yellow, 

 almost white : blooms in May and June, lasting a long time 

 in perfection. 



D. triadenium. A delicate Orchid from India, of upright 

 growth, and evergreen : produces its white and pink flowers 

 on a small spike from the old bulbs, lasting two weeks in 

 bloom : flowers at different times of the year, and is best 

 grown in a pot with peat. 



D. Wallichianum. This is a beautiful Indian kind ; has 

 taller bulbs, much darker foliage, and richer-coloured flowers 

 than nobile : it blooms at the same time, and requires similar 

 treatment. This makes a noble plant for show. 



DENDKOCHILCJMS. 



A small genus of gracefully growing plants, of which I can 

 speak only of two ; both are small and compact in habit, and 

 ought to be in every collection ; they are evergreen, have 

 small bulbs and narrow leaves, about six inches in length ; 

 their flower spikes, which are graceful and pendulous, are 

 produced from the top of the bulbs, hanging down in inter- 

 esting racemes ; both sorts grow in the East India house in 

 pots in peat, with good drainage ; they like plenty of water 

 during the growing season, but after they have finished 

 growth less will suffice ; they are propagated by dividing the 

 bulbs just as they begin to grow. 



Dendrochilum filiforme. A charming species, which grows 

 about six inches high. The flowers, which are produced in 

 June and July, are of a yellowish green hue, and are prized 

 for their gracefully drooping habit. When arrived at a good 

 size, makes a nice exhibition plant. 



D. glumaceum. Another pretty species, with small ever- 

 green foliage, and producing graceful spikes of greenish white 



