Sida populifolia Lamk.
Undershrub to shrub, ½ to c. 3 m tall, stellate pubescent, intermingled with small, simple, spreading hairs atleast on the young parts. Branches usually green sometimes purplish. Leaves 2-18.5 cm long, 1.5-16 cm broad, cordate at base, acute to long acuminate at apex, serrate to crenate, 7-9-nerved, sometimes 3-angular, stellate pubescent, velutinous and cinereous on both sides, sometimes green above, petiole 2 to 18 cm long, stellate pubescent mixed with sparse, weak, simple, spreading hairs; stipule linear, 2-5 mm long. Flowers axillary, solitary; pedicel 1.5-8 cm long, jointed near the apex. Calyx 7-11 mm long, not or slightly accresent in fruit, ultimately reflexed, fused at the base or nearly to the middle, pubescent on both sides; lobes lanceolate to ovate, acute to acuminate, 4-5 mm broad. Corolla orange-yellow or yellow, 2.5-3.5 cm across; petals obovate, 1-1.5 cm long and broad, claw hairy on the margin. Staminal column 5-7 mm long, stellate pubescent. Fruit. cylindric truncate, 1.5-2 cm across, stellate pubescent; mericarps (14-) 15-20, 10-18 mm long, 7-9 mm broad, acute or somewhat acuminate at the back, erect at maturity and not spreading stellately as in Abutilon ghafoorianum S.Abedin, dehisce after separating from the central axis.
Lectotype: H.U., Linn. Herbs. n. 866 (LINN!).
Distribution: Tropics and subtropics of New and Old Worlds.
In Pakistan it is common in Sindh and Punjab, rare in N.W.F.P.