HYBRIDISING AND RAISING ORCHID SEEDLINGS. xlv. 
be considered safe, always with the exception of insect pests. Thrips will 
soon make work with the tiny plants, and must be kept down, but I 
consider the greatest pest of all is a small black midge, which lays its eggs 
in the compost, and the grub when hatched out feeds on all it can find in the 
GROUP OF SEEDLING ODONTOGLOSSUMS AT WALTON GRANGE. 
pots.” For other details we must refer the reader to the original article 
(Orch. Rev. 1903, pp. 41-43, fig. 10). 
Odontoglossum has also been united with the allied genera, Cochlioda 
and Miltonia, yielding the hybrids known under the names of Odontioda 
