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Dinghushan | Family List | Ericaceae | Rhododendron

Rhododendron mariae Hance

紫花杜鹃

Description from Flora of China

Rhododendron bicorniculatum P. C. Tam; R. gratiosum P. C. Tam; R. papyrociliare P. C. Tam.

Shrubs, deciduous, 1–3(–7.5) m tall; old branches with hair remains; young shoots coarsely red-brown strigose. Summer and winter leaves different. Petiole 4–10 mm, densely red-coarse brown strigose; leaf blade leathery, elliptic-lanceolate to elliptic-obovate, 3–7.8(–11) × 1.3–4 cm; base cuneate; margin slightly revolute, coarsely strigose; apex acuminate and mucronate; abaxial surface sparsely rufous-strigose; adaxial surface ± glabrescent; lateral veins not reaching the margin. Inflorescence 7–16-flowered. Pedicel 0.5–1.2 cm, densely softly brown-hairy; calyx very small, softly yellowish-brown-hairy; corolla narrowly funnelform, lilac, 1.5–2.2 cm; tube cylindric, ca. 13 mm, glabrous; lobes spreading, oblong-lanceolate, apex obtusely pointed; stamens 5, unequal, 1.7–2.5 cm, exserted, filaments broader and glabrous at base; ovary ovoid, ca. 2 mm, densely long silky red-brown-strigose; style longer than stamens, glabrous. Capsules long-ovoid, 9–14 × ca. 3 mm, densely coarsely red-brown-strigose. Fl. Mar–Jun, fr. Jul–Nov.

Rhododendron bicorniculatum and R. gratiosum may in fact be distinct species.

See also: JIN Xiaofeng et al. 2009. Taxonomic revision of Rhododendron mariae (Ericaceae). Nordic J. Bot. 27: 186-202.

Mountain thickets; 500–1300 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hunan, Jiangxi.

生活型: 灌木

栽培植物: 野生

特征: 灌木;芽、嫩枝及叶有锈色糙状毛,叶宽1--2厘米;花序簇生于枝顶;花小,紫或紫红色

花期: 3--4

生境: 生于自然林或次生林灌丛中

用途: 花及嫩枝叶入药,化痰止咳,治老年慢性支气管炎、现已生产成药供应市场

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 双子叶植物纲

中文别名: 假吊钟(高要)、岭南杜鹃


 

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