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FOC | Family List | FOC Vol. 14 | Ericaceae | Vaccinium

30. Vaccinium bracteatum Thunberg in Murray, Syst. Veg., ed. 14. 363. 1784.

南烛 nan zhu

Shrubs or small trees, evergreen, 2–6(–9) m tall, much branched. Twigs inconspicuously angled, pubescent or glabrous; bud scales inconspicuous. Leaves scattered; petiole 2–8 mm, puberulous or glabrous; leaf blade elliptic, rhombic- or lanceolate-elliptic, or lanceolate, rarely obovate, (1.1–)4–9 × (0.7–)2–4 cm, thinly leathery, glabrous, secondary veins 5–7 pairs, barely raised, fine veins conspicuous or not, base cuneate, broadly cuneate, or obtuse, margin plane, denticulate, apex acute, acuminate, rarely rounded or long acuminate. Inflorescences pseudoterminal, racemose, 4–10 cm, densely pubescent, rarely glabrous, many flowered; bracts persistent or caducous, leaflike, lanceolate, 0.5–2 cm. Pedicel ca. 4 mm, densely pubescent or subglabrous. Hypanthium densely pubescent or tomentellate, rarely subglabrous; calyx limb ca. 1 mm, triangular-toothed. Corolla white, rarely reddish, tubular or slightly urceolate, 5–7 mm, densely pubescent; lobes reflexed, triangular. Filaments 2–2.5 mm, densely pilose; anthers 2–2.5 mm, without spurs; tubules 2–2.5 × as long as thecae. Berry 10-pseudoloculed, dark purple, pubescent. Fl. Jun–Jul, fr. Aug–Oct.

Forests, thickets, grassy places at roadsides; 400–1500(–1900) m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hunan, Jiangsu, Jiangxi, Sichuan, Taiwan, Yunnan, Zhejiang [Cambodia, Indonesia, S Japan, Korea, Laos, Malaysia, Thailand, Vietnam].

This species is used medicinally and to stain cooked rice.

1 Corolla reddish, corolla tube 2–3 mm in diam.   30d var. rubellum
+ Corolla white, corolla tube 3–4 mm in diam.   (2)
2 (1) Leaf blade 4–9 × 2–4 cm.   30a var. bracteatum
+ Leaf blade 1–4 × 0.7–1.4 cm.   (3)
3 (2) Leaf blade rhombic-elliptic or lanceolate-elliptic, apex acuminate, 1.1–4 × 0.7–1.4 cm.   30b var. chinense
+ Leaf blade obovate, apex rounded, 1.2–1.4 × ca. 0.9 cm.   30c var. obovatum

Lower Taxa


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