or trees. Leaves alternate or subopposite, penni- or 3-nerved. Inflorescence
capitate or umbellate, enclosed in an involucre of 2-5 bracts, sessile or
stalked, fascicled or racemose. Flowers dioecious, pedicellate. Perianth tube
short, segments 7-9, subequal, petaloid. Male flowers: stamens usually 9,
3-seriate, filaments of 1st and 2nd series eglandular, of 3rd 2-glandular,
staminodes of female flowers 9. Fruits globose or ovoid, seated on the
unaltered or disciform, entire or 6-toothed perianth tube.