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FOC | Family List | FOC Vol. 11 | Aquifoliaceae | Ilex

169. Ilex kengii S. Y. Hu, J. Arnold Arbor. 31: 244. 1950.

皱柄冬青 zhou bing dong qing

Ilex kengii f. tiantangshanensis C. J. Tseng & H. H. Liu; I. yanlingensis C. J. Qi & Q. Z. Lin.

Trees evergreen, 4-13(-15) m tall; bark gray. Branchlets brown, slender, glabrous or sparsely puberulent; third year’s branchlets longitudinally fissured, with numerous, rounded lenticels; leaf scars raised, semicircular; current year’s branchlets longitudinally angular and sulcate; terminal buds conical, glabrous, apically acute, bud scales ciliate. Stipules broadly deltoid; petiole 7-15(-18) mm, abaxially transversely rugose, adaxially glabrous or sparsely puberulent, narrowly and deeply sulcate; leaf blade abaxially greenish, adaxially green, shiny, elliptic, broadly elliptic, or ovate-elliptic, 4-11 × 2-4.5 cm, thinly leathery or leathery, abaxially brown glandular punctate, rarely not punctate, both surfaces glabrous, midvein slightly raised or flat adaxially, lateral veins 6-9 pairs, raised abaxially, evident or obscure adaxially, anastomosing near margin, reticulate veins obscure, base obtuse, rounded, or broadly cuneate, margin entire, sometimes slightly revolute, apex (shortly or) long acuminate, acumen to 1-1.5 cm. Male flowers not known. Female inflorescences: cymes of order 1-3, 1-5-flowered, fasciculate, axillary on second year’s branchlets; peduncles 3-8 mm; pedicels 4-5 mm; 1-flowered pedicels 3-6 mm, glabrous or sparsely puberulent at base; bracteoles 2, submedian, glabrous; flowers 4-merous. Infructescences: peduncles 1-1.5 cm; fruiting pedicels 0.6-1 cm. Fruit red, globose, 3-5 mm in diam.; persistent calyx explanate, patelliform, ca. 2 mm in diam., shallowly 4-lobed, lobes orbicular, ciliate; persistent stigma thickly discoid, shallowly 4-lobed; pyrenes 4, broadly ellipsoidal, 2.5-3 mm, ca. 1.5 mm in diam., ends obtuse, abaxially (4 or)5- or 6-striate, not sulcate, striae easily detached from endocarp, endocarp leathery. Fl. unknown, fr. Jun-Nov.

● Sparse forests, mixed forests on mountain slopes; 200-1500 m. Fujian, Guangdong, Guangxi, Guizhou (Dushan), Hunan (Yanling), Zhejiang.


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