PESCATOEEA. 515 



oblong-obovate sepals and roundish rhomboidal petals are 

 of a milky white, the sepals tipped with green ; the clawed 

 oblong retuse emarginate lip, angulate at the base, is white, 

 with the ruff or ring of folds forming the elevated callus purplish 

 violet, the base as well as the rays in front of the callus being 

 of the same colour, while the column is yellow with a broad 

 reddish band at its base. It flowers in November and 

 December. — New Grenada. 



Syn. — Zygopetalum Dayanum. 



P. Dayana candidula, Ikhh. f. — A chaste and beautiful 

 variety, having the sepals and petals of a pure white, while 

 the lip is tinted with purplish crimson. — New Grenada. 



FlG.—Gard. Chron., N.S., iii. 342, fig. 69. 



P. Dayana rliodacra, BcU. /. — A very distinct variety, in 

 which the sepals and petals are tipped with purplish rose. — 

 New Grenada. 



P. Dayana splendens, B.chh. f.—k very lovely variety, 

 having dark violet blotches at the tips of the sepals and petals, 

 and the lip deep violet, which colour extends to the base of the 

 column. — New Grenada. 



P. Gairiana, Pichh. f. — A distinct and handsome species, 

 which Eeichenbach calls "glorious." The flowers are large, 

 with the oblong ligulate sepals and petals deep violet, the 

 anterior portion being of the deepest blackish purple on the 

 inner face ; and the lip purplish rose-coloured or light purple 

 mauve, with the front portion reflexed on the limb so as 

 to be nearly hood-shaped, and marked by obscure longi- 

 tudinal keels, between which are numerous warts ; the large 

 ruff or callus has from fifteen to seventeen radiating keels, 

 and in some of the forms is orange-coloured with purple ridges. 

 The column is dark violet above, whitish yellow with some 

 purple spots at the base. It is named in honour of John Gair, 

 Esq., Falkirk, who grows the species oi Fcscatorea and Bollca 

 to great perfection. It flowers during the summer months. — 

 Ecuador. 



Syn. — Zijgopetalum Gairianum. 



P. KlaTDOCllOrum, Rchh. f. — A very beautiful and free- 

 flowering species, introduced by the late Franz Klaboch, after 

 whom it is named. The flowers are very large, from three 

 to three and a half inches in diameter ; the oblong obtuse sepals 



