Rhododendron anthosphaerum Diels
  • Notes Roy. Bot. Gard. Edinburgh 5: 215 (1912)

Cite taxon page as 'WFO (2023): Rhododendron anthosphaerum Diels. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001048894. Accessed on: 21 Mar 2023'

General Information

Shrubs or small trees, 2–7 m tall; young branches stout, glabrous. Leaf blade thinly leathery or leathery, elliptic-oblanceolate or long-elliptic, 8–14 × 2.5–3.5 cm; base cuneate; margin revolute; apex acuminate to acute, apiculate; abaxial surface pale, thinly clad with scattered hairs; midrib prominent; lateral veins 17–24-paired. Inflorescence racemose-umbellate, 8–10-flowered; rachis 5–10 mm, floccose. Pedicel 1–1.5 cm, sparsely rufous-tomentose or glabrescent; calyx cupular, lobes 6 or 7, ca. 1 mm; corolla tubular-campanulate, rose-magenta or crimson to magenta-blue, with a basal black-crimson blotch, 3–3.5 cm, nectar pouches present; lobes 6 or 7, suborbicular, ca. 1 × 1–1.5 cm, emarginate, crenate; stamens 13–14, unequal, 1.5–2.5 cm, filaments slender, glabrous or puberulent at base; ovary cylindric, ca. 5 × 2.5 mm, glabrous; style as long as corolla, glabrous, stigma small. Capsule 15–25 × 6–8 mm, glabrous, 7–8-lobed at apex when dry. Fl. Apr–May, fr. Jul–Aug.

  • Provided by: [B].Flora of China @ efloras.org
    • Source: [
    • 1
    • ]. 


    Shrub or small tree, 3–12m. Leaves elliptic–obovate to oblong, 6–16 x 2–4.5cm, (2.5–)3–4 x as long as broad, apex acuminate to acute, base ± cuneate, margin not undulate, upper surface glabrous when mature, lower surface ± glabrous, with a few red punctate hair–bases overlying the veins;petioles 1–2cm, glabrescent. Inflorescence dense, 10–15–flowered; rhachis 5–10mm; pedicels 10–15mm, sparsely rufous–tomentose. Calyx 1–2mm, glabrous to stipitate–glandular. Corolla 6–7–lobed, tubular–campanulate, with nectar pouches, glabrous within, rose–magenta to crimson, occasionally magenta–blue or pale peach, with a variable amount of crimson flecks, with or without a basal blotch, 30–45mm. Ovary usually glabrous, occasionally with a few rufous hairs; style glabrous. Capsule 20–25 x c.5mm.

  • Provided by: [C].Rhododendron Resource Centre
    • Source: [
    • 2
    • ]. 


     Information From

    Ericaceae. The heath family. World Flora Online Data. 2022.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of China @ efloras.org
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Missouri Botanical Garden
    Rhododendron Resource Centre
    Elliott, A. (2019). Clematis (Ranunculaceae): Webedition 1. In: Watson, Akiyama, Ikeda, Pendry, Rajbhandari, Shrestha. Flora of Nepal, vol. 3, Royal Botanic Garden Edinburgh
    • C Attribution-NonCommercial-ShareAlike CC BY-NC-SA
    World Flora Online Consortium
    World Flora Online Data. 2017.
    • D CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature and Natural Resources
    IUCN 2022. The IUCN Red List of Threatened Species. Version 2021-3. ISSN 2307-8235
    • E See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use
    Global Tree Search
    BGCI. 2022. GlobalTreeSearch online database (version 1.6). Botanic Gardens Conservation International. Richmond, UK. DOI: 10.13140/RG.2.2.34206.61761 Available at https://tools.bgci.org/global_tree_search.php. Accessed on (15/06/2022).
    • F Botanic Gardens Conservation International