The trunk exudes a sort of gum, which with water forms a sort of colorless, odorless gelatin which dissolves at the boiling point. I do not know to what use this gum is applied in therapeutics, but it is often found mixed with the Senegambian gum acacia.
Botanical Description.—A tree with leaves bunched, 7–9-veined, heart-shaped, ovate, broad and entire, glabrous upper surface, short white down on lower surface. Petioles of same length as the leaves. Flowers small, yellow, numerous, polygamous, growing in large, terminal panicles covered with a fine, sticky down. Calyx bell-shaped, 5 acute papyraceous divisions, each bearing a small gland near its base. No corolla. Stamens 10, united in a column, the upper ends free. Five pods joined at one point, half-moon shaped, with woody shell, glabrous within and with a short down on the outer surface. Three or four kidney-shaped seeds, the testa thin and crustaceous.
Habitat.—Cebú, Iloilo.
Kleinhovia hospitata, L.
Nom. Vulg.—Tanag, Tag., Vis.; Hamitanago, Vis.; Panampat, Pam.; Bitnog̃, Iloc.
Uses.—The decoction of the leaves is used, according to P. Blanco, to cure the itch. It is also used locally in all forms of dermatitis, and the tender leaves and sprouts are cooked and eaten.
Botanical Description.—Tree 25° high or more, with leaves alternate, heart-shaped, pubescent, almost entire. Petioles long with 2 stipules at the base. Flowers red, axillary, in large panicles. Calyx, 5 sepals, almost linear. Corolla the same size as the calyx, 5 linear petals, the lower shorter and curved. Nectary bell-shaped, of 5 parts, each 3-toothed; set on a column; at its base a wavy fringe with dentate edge. Stamens 15. No filaments. Anthers seated on the 15 teeth of the nectary. Ovary within the nectary, 5-angled, 5 apartments each containing an almost spherical seed.
Habitat.—Luzon, Mindanao, Panay, Cebú, Joló. Flowers in March and September.
Helicteres Isora, L. (H. chrysocalyx, Miq.; H. Roxburghii, G. Don.)