Family • Apocynaceae - Strophanthus cumingii A. DC.
|Strophanthus cumingii A. DC.|
|Strophanthus dichotomous DC. var. luzoniensis Vidal|
|Strophanthus erectus Merr.|
Abuhab-baging is a stout, smooth, woody vine which , when young, may be erect and shrub-like. Leaves are elliptic-ovate, 8 to 15 centimeters long, and slightly pointed at the base, with a short point at the tip. Inflorescences are terminal, smooth, and few-flowered. Calyx lobes are slender and 7 to 9 millimeters long. Corolla is very characteristic; the tube is white, about 2 centimeters long with lobes which are about 8 millimeters wide at the base and continuing into long, slender and drooping tips. Lobes are about 1 centimeters long. Fruit is a double follicle. Follicle is woody, oblong-ovoid, about 16 centimeters long and 7 centimeters in diameter, containing numerous, elongated seeds, each of which terminates in very long projections with numerous long hairs.
– Found in thickets and forests at low and medium altitudes in Cagayan, Abra, Ilocos Norte, La Union, Batangas, Rizal, Cavite, Bataan, Laguna, and Sorsogon Provinces in Luzon; and in Palawan, Leyte, Negros and Mindanao.
– Seeds, like that of other species of the genus Strophanthus, yield the glucoside, strophanthin.
– Strophanthin is a digitalis glucoside used as a heart stimulant.
– Bark, as with other Strophanthus species, probably yields strophanthin
– In the Philippines, bark is employed as an effective arrow-poison.
• No studies found.