Premna corymbosa
Family: VERBENACEAE
Malayalam Name(s): Appel, Munja, Kozhichedi
English name(s): Headache tree
Habit: Shrub to Small Tree
Flowering & Fruiting: May-November
Medicinal: Yes
Habitat: Moist sandy soil and scrub jungles along seacoasts and mangrove forests
Description: Large shrub to small trees, to 7 m high. Leaves simple, opposite, estipulate; petiole 4-14 mm, slender, pubescent, grooved above; lamina 2.5-8.5 x 2-7.2 cm, elliptic, elliptic-oblong, base acute, obtuse, subcordate or rounded, apex acuminate, mucronate, obtuse, margin entire or subserrate, glabrous above except along the appressed midrib, chartaceous; lateral nerves 3-5 pair, pinnate, prominent, puberulous beneath; intercostae reticulate, obscure. Flowers bisexual, greenish-white, in terminal corymbose panicled cymes; bracts small; calyx small campanulate, 2 lipped, 5 lobed; corolla tube short, villous inside, lobes 5; stamens 4, didynamous, inserted below the throat of the corolla tube; anther ovate; ovary superior, 2-4-celled, ovules 4; style linear; stigma shortly bifid. Fruit a drupe, seated on the calyx, globose, purple; seeds oblong.