332 okchid-grower's manual. 



and spots, and very showy, the whole of the parts of the 

 flower being similarly spotted ; the sepals are lanceolate 

 acuminate, which gives the flowers a very light and pleasing 

 character ; the pedicels are of a pale purple ; it blooms in 

 May. — Demerara ; Surinam ; Peru ; Gtuitemala. 



This plant appears to be very variable according to 

 Reichenbach, who places it under G. qumquenervis of Ruiz 

 and Pavon, and includes with it G.fulva, G.fidva vitellina, 

 G. bufonia leucochila, and G. leucockila. 



FiG.—Bot. Mag., t. 3687; Bot. Reg., t. 1616; Id., 1847, t. 17 (bufonia 

 leucochila) ; Id., 1839, t. 51 (fulva) ; Fl. des Serves, t. 37 (leucochila). 

 Syn. — G, quinquenervis. 



&. maculata alba, Lindley. — A handsome and distinct form 

 of the preceding species, which it very much resembles, but 

 the pseudobulbs are more deeply ribbed ; the flowers, which 

 are pure white, with a few spots of rose on the lip, are pro- 

 duced about the month of May. — Guiana. 



Gr. odoratissima, Lem. — This showy species has oval 

 deeply furrowed pseudobulbs, broadly lanceolate plicate 

 leaves, and lone; green peduncles bearing many-flowered 

 drooping racemes of large spreading and showy flowers of a 

 clear yellow colour richly and heavily blotched and mottled 

 with bright reddish brown, which is of a darker hue towards 

 the edges and poi its ; I'le pedicels are green. The upper sepal 

 and petals are adherent to the back and sides of the curved 

 column, while the Ud is continuous with its base, clawed, the 

 basal part (hypochil) arched and laterally compressed with a 

 pair of petaloid procesbes on the back truncate above, with 

 two angles bearing thread-like processes, while the upper part 

 (epichil) is acutely elongate ovate, the sides folded together 

 face to face, attenuated to a point. — Yeyiezuela. 



FlG.—Fl. des Serves, t. 229 ; Gard. Mag. Bot., 1850, ii. 73 (Jenischii). 

 Syn. — G. Jenischii. 



G. portentosa, Lind. et Hchb.f. — A compact-growing large- 

 flowered handsome species, with oblong-ovate furrowed 

 pseudobulbs three inches high, broadly lanceolate acute nervose 

 leaves, and long droopiog racemes of long-sta'ked yellow 

 flowers from the base of the pseudobulbs. The c'orsal sepal is 

 ligulate acute, the lateral ones oblong apiculate, all bufi" yellow, 

 spotted aintiy with purple ; the petals are fleshy, linear 

 falcate, white dotted with purple, and the lip is compressed, 

 deep yellow, the hypochil having two retrorse awns near the 



