Cal regular, tubular, shortly 5-lobed; cor salverform, nearly regular, the slender tube villous within, the 5 lobes widely spreading, subequal, oblong, rounded or emarginate; stamens 4, half as long as the cor-tube; anthers glabrous, monothecal, the pollen-sacs confluent; stigma clavate; fr ovoid-oblong, usually gibbous at base, loculicidal; hemiparasitic perennial herbs with sessile opposite lvs, the upper progressively reduced, the uppermost subtending solitary sessile fls, forming a terminal spike. 100, mainly Old World tropics.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Citation: The vPlants Project. vPlants: A Virtual Herbarium of the Chicago Region. http://www.vplants.org
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