1. Family: Malvaceae Juss.
    1. Genus: Hibiscus L.
      1. Hibiscus richardsiae Exell

        This species is accepted, and its native range is W. Tanzania to S. Tropical Africa.

    [FTEA]

    Malvaceae, Bernard Verdcourt & Geoffrey Mwachala. Pavonia, B Verdcourt; Kosteletzkya, OJ Blanchard Jr.; Gossypium, P Fryxell & B Verdcourt. Flora of Tropical East Africa. 2009

    Type
    Type: Zambia, Lake Tanganyika, Sumba, Richards 9033 (K!, holo; BM, iso.)
    Habit
    Perennial erect herb to 60 cm tall, patent stellate-pubescent
    Leaves
    Leaves ovate, 1–2.5 × 0.8–1.5 cm, apex acute, margin serrate, base obtuse or rounded, densely pubescent above, sparsely setose below, hairs 2–3-ramous; petiole to 1.5 cm long, stipules 3–5 mm long, brown, subulate
    Flowers
    Flowers solitary in leaf axils and forming corymbose clusters at the stem tops, ± 2.5 cm in diameter; pedicel 3–4 cm long, articulated near the top; epicalyx of 8–9 bracts 3–5 mm long, ciliate; calyx 10–11 mm long, lobes lanceolate, to 10 × 3 mm, acute, pilose outside, glabrous inside
    Corolla
    Corolla red, petals obovate, 1.5–2 × 1–1.3 cm, stellate-pilose outside, glabrous inside.
    Stamens
    Staminal tube 9–10 mm long, free parts of filaments 1–1.5 mm long.
    Style
    Style branches 6.5 mm long
    Fruits
    Capsule subglobose, 9–10 mm in diameter, very sparsely pubescent.
    Seeds
    Seeds not seen
    Ecology
    Thick bush; ± 780 m
    Note
    Known only a single collection in the Flora area.
    Distribution
    Flora districts: T4 Range: Zambia, Malawi, Mozambique
    [FZ]

    Malvaceae, A. W. Exell. Flora Zambesiaca 1:2. 1961

    Habit
    Perennial herb c. 0·6 m. tall; stems erect, ± patent-stellate-pubescent.
    Leaves
    Leaf-lamina 1–2·5 × 0·8–1·5 cm., ovate, ± densely pubescent above, rather sparsely setose below, hairs 2–3-pronged, apex acute, margin serrate, base obtuse or rounded; petiole up to 1·5 cm. long; stipules 3–5 mm. long, brown, subulate.
    Flowers
    Flowers c. 2·5 cm. in diam., red, solitary, axillary and forming corymbose clusters at the apices of the stems; peduncles up to 3–4 cm. long, articulated near the apex.
    Epicalyx
    Epicalyx of 8–9 bracts; bracts 3–5 mm. long, ciliate.
    Calyx
    Calyx 10–11 mm. long, pilose outside, glabrous inside; lobes up to 10 × 3 mm., lanceolate, acute.
    Corolla
    Petals 1·5–2 × 1–1·3 cm., obovate, stellate-pilose outside, glabrous inside.
    Stamens
    Staminal tube 9–10 mm. long; free parts of filaments 1–1·5 mm. long.
    Style
    Style-branches 6·5 mm. long.
    Fruits
    Capsule 9–10 mm. in diam., subglobose, minutely pubescent.
    Seeds
    Seeds (immature) with a floss.

    Images

    Distribution

    Native to:

    Malawi, Mozambique, Tanzania, Zambia

    Hibiscus richardsiae Exell appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1957 Richards, H. M. [9033] K000240647 holotype

    First published in Bol. Soc. Brot., sér. 2, 33: 176 (1959)

    Accepted by

    • Verdcourt, B. & Mwachala, G.M. (2009). Flora of Tropical East Africa, Malvaceae: 1-170.
    • Exell, A.W. & Wild, H. (eds.) (1961). Flora Zambesiaca 1(2): 337-581. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Verdcourt, B. & Mwachala, G.M. (2009). Flora of Tropical East Africa, Malvaceae: 1-170.
    • Exell, A.W. & Wild, H. (eds.) (1961). Flora Zambesiaca 1(2): 337-581. Royal Botanic Gardens, Kew.
    Flora of Tropical East Africa
    • F.Z. 1(2): 458 (1961).
    • Bol. Soc. Brot. Ser 2, 33: 176 (1959)

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0