Loranthus theifer Hayata, Icon. Pl. Formosan. 5: 186. 1915; Scurrula theifer (Hayata) Danser.

Shrubs ca. 1 m tall, young stems and branchlets with dense brownish gray stellate hairs, becoming glabrous. Branches grayish, lenticellate. Leaves subopposite; petiole 3-5 mm; leaf blade elliptic or obovate-oblong, 2-5 × 1-2 cm, slightly leathery, both surfaces rapidly glabrescent, lateral veins 3 or 4 pairs, base cuneate, apex obtuse to rounded. Umbels 2- or 3-fascicled, sometimes at leafless node, 3-5-flowered; peduncle 3-4 mm, stellate hairy or -pilose; bracts triangular, ca. 1 mm. Pedicel 2.5-3 mm. Calyx ellipsoid, ca. 2 mm, limb annular, minutely 4-toothed. Mature bud 1.7-2 cm, tip ellipsoid. Corolla red, slightly curved, with adpressed stellate hairs, basal part slightly inflated, lobes lanceolate, ca. 7 mm, reflexed. Filaments 1.5-2 mm; anthers 2-3 mm. Stigma capitate. Berry ellipsoid, 7-8 × 3.5-5 mm, verrucose or verruculose. Fl. and fr. Aug-Feb.

Recorded hosts include Pistacia chinensis, Sapindus mukorossi, Vitex negundo, and V. quinata.

* Forests; 500-800 m. Taiwan.