reproduced in Dendrobium moschatum ; ot wallflowers in 

 Acropera Loddigesii; of Cinnamon in Maxillaria aromatica; and 

 of violets in Maxillaria atropurpurea ; while that of the well 

 known Oncidium ornithorynchum is suggestive of new mown 

 hay. The flowers of Dendrobium " macrophyllum possess an 

 odour closely resembling officinal Rhubarb, and Stanhopea 

 grandiflora has a powerful and peculiar odour which has been 

 compared to a " chemist's shop." Many of the Angraecums, the 



FIG. 5. DENDROBIUM BRYMERIANUM. 



Aerides, and other tropical Orchids have exquisitely perfumed 

 flowers, and the charming Dendrochilum glumaceum is most 

 powerfully scented, a small plant bearing a few spikes of flowers 

 filling a large house with its fragrance. The intensity and the 

 character of the odours of some Orchids vary at different periods 

 of the day, and this is especially notable in some of our British 

 species and the well-known Dendrobium nobile, the flowers of 



