inches long, ovate,, obtuse, and emarginate at the point, 

 dark green above, pale and glaucous beneath. Petioles 

 scarcely half so long as the leaves, flexuose, beset with four 

 to six rounded, fleshy glands. Tendrils unbranched. Pe- 

 duncles axillary, single-flowered, rather longer than the pe- 

 tioles ; at the top of which, and just under the calyx, is a 

 large, three-leaved involucre; leaflets half the length of the 

 calyx, between ovate and cordate, acute, entire, glaucous. 

 Calyx with a short tube, limb of five greenish, oblong lobes. 

 Petals oblong, rather longer than the calyx, nearly white. 

 Nectary, or filamentous crown, of numerous spreading, in- 

 curved, worm-like filaments, beautifully banded with red, 

 blue, and white : within this, on the disc, are three circles 

 of very minute processes. Stamens and Pistil as in the 

 Genus. 



