Description
provided by eFloras
Dwarf shrubs, 0.1–1 m tall; stems horizontal with obliquely ascending branchlets; bud scales persistent. Petiole 5–10 mm, glabrous; leaf blade leathery, oblanceolate to obovate-oblong, 2.5–8 × 1–3.5 cm; base cuneate; apex obtuse or rounded, mucronate; both surfaces glabrous when mature, sometimes with vestiges of juvenile tomentum abaxially; reticulate veins distinct. Inflorescence corymbose, 5–8-flowered; rachis ca. 10 mm. Pedicel erect, ca. 3 cm, sparsely rufescent-hairy; calyx lobes 5, ca. 2 mm, floccose; corolla campanulate, yellow, with 1 upper lobe red-spotted, 2.5–3 cm; lobes 5, unequal; stamens 10, unequal, filaments pubescent at base; ovary ca. 5 mm, densely rufous-tomentose; style ca. 2.5 cm, glabrous, stigma small, 5-lobulate. Infructescence erect; peduncle 4.5–6 cm. Capsule oblong-cylindric, 5-valved, 10–14 × 5–6 mm. Fl. May–Jun, fr. Jul–Aug.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
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SE Jilin, Liaoning [Japan, Korea, Mongolia, Russia].
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
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Grasslands, among bryophytes, alpine regions; 1000–2500 m.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Rhododendron aureum: Brief Summary
provided by wikipedia EN
Rhododendron aureum is a flowering plant species in the genus Rhododendron.
Larvae of Boloria freija feed on Rhododendron aureum.
R. aureum produces (-)-rhododendrol, (-)-rhododendrin, avicularin and hyperoside.
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