Stem slender, climbing, terete, glabrous. Leaves alternate, five to 
seven inches long (twelve in young plants), shortly petioled, 
elliptic, abruptly narrowed into a long point, rounded at the 
base, quite entire, membranous, glabrous, or with the midrib 
beneath and petiole puberulous ; nerves few, distant, slender. 
Cymes silky, axillary, very short, solitary or fascicled, di- 
chotomously branched; bracts minute, lanceolate. Flowers about 
one quarter of an inch long. Calyx 5-lobed, silky; lobes 
broad, ovate, much shorter than the corolla. Petals linear- 
oblong, yellow, externally silky, glabrous within, except 
the transverse beard of flexuous hairs across the middle. 
Stamens exserted, filaments slender. Ovary silky, narrowed 
into a slender style ; stigma a minute point.—J. D. H. 
Fig. 1, Flower ; 2, petal ; 3, stamen; 4, ovary; 5, vertical, and 6, transverse 
sections of ditto:—all enlarged. 
