APRIL, 1910. | THE ORCHID REVIEW. 105, 
DENDROBIUM x AINSWORTHATUM. 
AT the R. H. S. meeting held on March 8th last, a batch of seedling 
Dendrobiums, obtained from a single capsule of D. * Ainsworthii crossed 
with the pollen of D. signatum aureum, and showing a considerable range 
of variation, was exhibited by Sir Trevor Lawrence, Bart., Burford, under 
the above name. Flowers were afterwards sent by Mr. White, and are. 
here figured, half natural size, from a photograph taken by Mr. F. W 
Rolfe. It supplies a graphic record of the range of variation, so far as 
shape is concerned, and the range of colour is indicated below. The centre 
Fig. 8. DENDROBIUM X AINSWORTHATUM. 
flower is particularly good in shape, and measured three inches from tip to 
tip of the petals. The colour is bright buff yellow, with a slight tinge of 
purple at the apex of the sepals and petals, while the disc of the lip is. 
reddish maroon, with a number of purple streaks on the side lobes. The 
one beneath it is most like a small D. nobile with yellow sepals and petals, 
the shape of the lip and the maroon disc being very similar. The right 
hand flower in the bottom row is bright yellow, with only a few purple 
streaks on the side lobes of the lip. All the others have a-good deal of the 
