AERANTHUS - AERIDES. 95 



manner. A few plants of it intermixed with the Odontoglots 

 produce a charming effect, the rich orange- vermilion colour of 

 the flowers contrasting well with the delicate tints of 0. 

 AlexandrcB and its congeners. As an exhibition plant, when 

 grown into good-sized masses, the Ada is unsurpassed, the 

 flowers being of a colour which is very scarce amongst Orchids. 

 It is, in fact, a fine addition to our now numerous cool-house 

 species. 



A. aurantiaca, Lindley. — A 

 compact growing evergreen 

 species, attaining to about a foot 

 in height, with long tapered 

 pseudobulbs, narrow channelled 

 leaves, and longer scapes, bear- 

 ing a nodding distichous raceme 

 of bright orange-coloured or 

 cinnabar flowers, the linear-lan- 

 ceolate segments of which are 

 pressed together in the lower 

 part, and spreading only at the 

 apex. It is an extremely showy 

 and interesting plant, blooming ^^^ aurantiaca. 



in the winter and early spring, and lasting for 'several weeks 

 in perfection. — New Grenada. 



Fig.— Bof.3fag., t. 5435; Bateman, 2nd Cent. Orch. PI, 1. 113 ; III. Eort., 

 3 ser., t. 107 ; Orchid Album, ii. t. 53. 

 Stn. — Mesospinidium aurantiacum. 



Aeeanthus sesquipedalis. — Angr^cum sesquipedale. 



AiiRIDES, Loureiro. 

 {Tribe Vandeae, subtribe Sarcantheae.) 

 A genus of noble evergreen epiphytal Orchids, remarkable 

 for their distichously-arranged elegantly-curving leathery 

 leaves, and their long graceful sometimes loosely-branched 

 racemes of deliciously- scented delicately-coloured flowers. 

 They resemble the Saccolabiums in many respects, especially 

 in habit, but differ in having a long stalk to the column, to 



