Chromolaena ivaefolia (L.) R.M.King & H.Rob.

Small shrubs or woody herbs to ?/2 m tall, unbranched; stems reddish-brown, terete, pubescent. Leaves opposite; blades narrowly elliptical, to 6 cm long and 2 cm wide, the base narrowly cuneate, the margins nearly entire, the apex narrowly acute to acuminate, the surfaces pubescent, the venation trinervate from near the base, the veins often prominent; petioles 1-5 mm long. Inflorescence a corymbose-panicle, sometimes multistratose, to 10 cm tall, the ultimate branches pubescent. Heads ca. 8 mm high with ca. 25 florets; involucral bracts ca. 30, imbricate, with 4-5 costae, the upper portions pubescent, the outer bracts oblong with rounded apices, the inner bracts with expanded and rounded usually lavender apices; receptacle naked; corolla violet, tubular, ca. 4 mm long. Achenes ca. 2 mm long, prismatic, 4-5-ribbed, the ribs bearing many short bristles; pappus of ca. 30 scabrous bristles, ca. 4.5 mm long, the apical cells acute.