2. Mastixia trichophylla W. P. Fang, J. Sichuan Univ., Nat. Sci. Ed. 1982(1): 65. 1982.
毛叶单室茱萸 mao ye dan shi zhu yu
Trees, evergreen, ca. 7 m tall. Branches alternate, dark
brown, terete, sometimes slightly ridged, densely pubescent, with dark gray or brown short trichomes; young branches slender, ridged; old branches also densely puberulous. Leaves alternate, petiolate; leaf blade elliptic or oblong, 14–20 × 5–7 cm, thickly papery, abaxially light green, densely pubescent, with gray-brown trichomes, veins 6 or 7, ascending along margin toward apex, base broadly cuneate, margin slightly revolute when dry, apex acute. Inflorescences loose, terminal and axillary, pubescent, with brown to yellow-brown short trichomes; terminal panicles 9–10 cm, with 30 or more flowers, axillary panicles 4–7 cm, with 5–15 flowers; bracteoles lanceolate, 3–5 mm. Flowers 4-merous; calyx slightly lobed, lobes 4 or 5, abaxially puberulous. Petals 4, whitish, ovate, ca. 4 × 2–2.5 mm, apex inflexed. Stamens 4; filaments ca. 3 mm, slender; anthers ovoid, locules 2. Disk 4-lobed. Style ca. 2 mm; stigma small. Fruit not observed. Fl. Jun–Jul, fr. unknown.
Evergreen forests; ca. 700 m. S Guangxi.