408 orchid-grower's manual. 



whole of the parts of the flower being similarly spotted ; the sepals are lanceolate 

 aounxinate, which gives the flowers a very light and pleasing character; the 

 pedicels are of a pale purple ; it blooms in May. — Demerara ; Surinam ; Peru ; 

 Guatemala. 



This plant appears to be very variable according to Reichenbach, who 

 places it under O. quinquenervis of Ruiz and Pavon, and includes with it 

 G.fulva, O.fulva vitellina, O. hufonia leucochila, and G. leucochila. 



FlG.—Bot. Mag., t. 36S7 ; Bot. Beg., t. 1616 ; Id., 1847, t. 17 {bu/unia leuoocUla) ; 

 Id., 1839, t. .51 (Julva) ; Flore dcs Serves, t. 37 {leucochila) ; Hook. First Cent. Orch. 

 J'l.. t. 70 ; Lindenia, f. t. 208. 



Syn. — G. quiniiJienervis. 



G. MACULATA ALBA, Lindl. — 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 produced about the month of May. — Guiana. 



G. MACULATA TRICOLOR.— See G. teicoloe. 



G. ODORATISSIMA, Lem. — This showy species has oval deeply furrowed 

 pseudobulbs, broadly lanceolate plicate leaves, and long 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 points ; the pedicels are 

 green; the upper sepal and petals are adherent to the back and sides of the 

 curved column, while the lip is continuous with its base, clawed, the basal part 

 (hjrpochil) arched and laterally compressed with a pair of petaloid processes 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. — Venezuela. 



Pig. — Flore des Seri-c, t. 229 ; Gard. Mag. Bot., 1850, ii. 73 QlenlscJUi). 

 Syn. — G. Jenisoldi. 



G. PORTENTOSA, lAnd. et Uclib. f. — A compact-growing large-flowered 

 handsome species, with oblong-ovate furrowed pseudobulbs 3 inches high, 

 broadly lanceolate acute nervose leaves, and long drooping racemes of long- 

 stalked yellow flowers from the base of the pseudobulbs. The dorsal sepal is 

 ligulate acute, the lateral ones oblong apiculate, all buff -yellow, spotted faintly 

 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 base of the two dolabriform laminae, which fold up to form a hollow, with a 

 straight linear horn at the summit. The flowers have the parts more or less 

 dotted with minute purplish or dull red spots ; the pedicels arc greenish straw- 

 colour. — New Grenada. 



Fig.— L'lUwst. Sort., 3rd ser., t . 61, 



G. QUINQUENERVIS— See G. mactjlata. 

 G. SPECIOSA — See Coryanthes speciosa. 



