May, 1914-] THE ORCHID REVIEW. 137 
i A PELORIATE DENDROBIUM NOBILE. || 
H VERY curious Dendrobium has been sent from the collection of F. H. 
Moore, Esq., Royal Infirmary, Liverpool, which is represented in the 
annexed figure from a photograph by Mr. F. W. Rolfe. Mr. Moore writes : 
“Herewith I send another curiosity from among my plants; a flowering 
bulb of Dendrobium nobile (labelled D. n. Sanderianum) bearing normal 
flowers, and others coloured as in var. Cooksonianum! I believe this 
plant flowered last year but showed no peculiarity, and I have other plants 
of the same variety without.” The bulb, as will be seen in the figure, bore 
three inflorescences, the one on the left-hand side of the bulb having both 
Fig. 18. A PELORIATE DENDROBIUM NOBILE. 
the flowers normal, while both the racemes (one single-flowered) on the 
right-hand side have the broad petals and basal maroon blotch as in 
Cooksonianum, a curious case of bilaterality. It is not identical with var. 
Cooksonianum, but represents a similar condition operating on a different 
variety, which is very near Sanderianum, though we think not quite as dark 
in colour. If one could imagine a similar condition operating on D. n. 
virginale we should expect the much broadened petals without the dark 
blotch. As in Cooksonianum, it represents a lip-like condition of the petals, 
and probably indicates’ a division of the staminodial influence of the lip 
