Description from Flora of China
Shrubs evergreen, small, 1.5-2 m tall. Branchlets green, longitudinally angular, pubescent. Petiole 1-2 mm, puberulent; leaf blade abaxially greenish, adaxially green, slightly shiny, ovate, 3-6.5 × 1.2-3 cm, leathery, both surfaces glabrous, midvein impressed pubescent adaxially, lateral veins 4 or 5 pairs, obscure abaxially, evident adaxially, base truncate or rounded, margin sinuate, with 3-7 pairs of spines, apex acuminate, with spine. Inflorescences: 1-flowered cymes, fasciculate, axillary on second year’s branchlets; flowers 4-merous. Male inflorescences: pedicels ca. 1 mm, puberulent; bracts 2, large, ciliate; calyx patelliform, ca. 2 mm in diam., deeply 4-lobed, lobes deltoid, apex obtuse, ciliate; corolla rotate, 6-7 mm in diam., petals oblong, ca. 3 × 2.5 mm, sparsely ciliate, basally slightly connate; stamens 4, ca. as long as petals, anthers ovoid; rudimentary ovary conical, ca. 1 mm, apex obtuse. Female flowers not known. Infructescences: fruiting pedicels 4-5 mm, puberulent; bracteoles 2, basal, ovate, ciliate. Fruit depressed globose, 5-6 mm, ca. 8 mm in diam., longitudinally sulcate; persistent calyx explanate; persistent stigma thinly discoid or navel- shaped; pyrenes 4, subglobose, ca. 5 mm, ca. 4.5 mm in diam., abaxially palmately striate, not sulcate and not longitudinally impressed, laterally reticulately striate and sulcate, endocarp woody. Fl. May, fr. Oct.
● Thickets on slopes and in valleys; 600-900 m. Zhejiang (Jinyun, Wenzhou).