Conocephalus lanceolatus Trécul, Ann. Sci. Nat., Bot., sér. 3, 8: 88. 1847.

Branchlets brown when dry; stipular and petiolar scars prominent, pubescent, soon glabrous. Stipules caducous, straight, 2-3 cm; petiole 3-10 cm, pubescent; leaf blade lanceolate or elliptic, 12-30 × 6-17 cm, lateral veins 7-13 pairs, glabrous adaxially, densely pubescent or subglabrous abaxially, base cuneate to rounded, apex acute to acuminate. Male inflorescences dichotomously branched 3-6 times, 3-6 × 2-8 cm; bracts ca. 2 mm; glomerules 3-5 mm in diam. Female inflorescences dichotomously branched 2-3 times, 2-3 × 2-4 cm; bracts as males; glomerules ca. 0.7 cm in diam., in fruit 1-1.5 cm in diam. Male flowers sessile, obpyramidal, ca. 2.5 mm; perianth lobes 4, dark red, glabrous; stamens 4; filaments straight, short. Female flowers shortly pedicellate, ca. 2 mm; stigma shortly ligulate. Achene oblong-ellipsoid, 3-4 mm, verrucose. Fl. Feb-May, fr. May-Jul.

Monsoon forests, wet places near streams; 700-1800 m. SE Xizang (Mêdog), SW Yunnan [NE India, Myanmar].