Rui

Description:

Stem: Erect, branched, cylindrical, solid, contains milky latex.

Leaves: 100–200 mm (4–8 in) long, decussate, obovate or elliptic-oblong, shortly acute, subsessile, cordate or often amplexicaul at the base.

Inflorescence: Umbellate cymes.

Flowers: Medium sized, pinkish, little scented, peduncles arising between the petioles. Flower-buds ovoid, angled, Calyx lobes 5, divided to the base, pink, ovate; corolla broadly

rotate, valvate, lobes 5, deltoid ovate, reflexed, coronate-appendages broad, obtusely 2- auricled below the rounded apex which is lower than the staminal-column. Stamens 5,
anthers short with membranous appendages, inflexed over the depressed apex of the

pentagonal stigma. Pollinium one in each cell, pendulous caudicles slender. Carpels 2 distinct, styles 2, united to the single pentangular stigma, ovary 2-celled, ovules many.

Fruit: A pair of follicles with many, hairy seeds.

Uses: Calotropis procers has been used as a folk medicine in India for many years, and has been reported to have a variety of uses. In Ayurveda, Indian practitioners have used the
root and leaf of C. procera in 

asthma and also used in bacterial infection, swelling with redness, boils also and shortness of breath and the bark in liver and spleen diseases.