Skip to main content
  1. Family: Balsaminaceae A.Rich.
    1. Genus: Impatiens Riv. ex L.
      1. Impatiens messumbaensis G.M.Schulze

        This species is accepted, and its native range is Tanzania (Nguru Mountains).

    [FTEA]

    Balsaminaceae, C. Grey-Wilson. Flora of Tropical East Africa. 1993

    Habit
    Sparingly branched perennial herb to 1.5 m. tall; stems finely rusty-pubescent when young, becoming subglabrescent below.
    Leaves
    Leaves spirally arranged; petiole (0.3–)0.8–6.5 cm. long, slender, finely pubescent; lamina lanceolate-elliptic to elliptic, 3.5–17.3 cm. long, 1.4–5.4 cm. broad, the apex gradually acuminate, acute, the base cuneate, finely pubescent above and beneath; lateral veins 9–14 pairs; margin serrate, the lowest teeth linear where the lamina merges into the petiole and usually ± 1–1.5 mm. long.
    Inflorescences
    Inflorescence a 5–9(–many)-flowered axillary subumbellate raceme; flowers rose-pink.
    Peduncles
    Peduncle (18–)22–40 mm. long, slender, finely pubescent, ± erect.
    Bracts
    Bracts linear-subulate, 2–3 mm. long, acute.
    Pedicel
    Pedicels 11–16 mm. long, finely pubescent.
    Calyx
    Lower sepal shallowly and obliquely navicular, 5–8 mm. long, 2.5–3 mm. deep, abruptly constricted into a 13–32 mm. long curved filiform spur, finely pubescent throughout. Lateral sepals 2, narrowly triangular-lanceolate, 2–4 mm. long, acute, finely pubescent.
    Corolla
    Dorsal petal obcordate, 6–9 mm. long, 8–10 mm. broad, dorsally with a narrow crest, pubescent in the centre and along the crest. Lateral united petals 10–13 mm. long, with petals subequal in size and shape; upper petal narrow-obcordate or oval-oblanceolate, 9–10 mm. long, 4–5 mm. broad, entire or emarginate; lower petal narrowly obcordate or ± wedge-shaped, 8–11 mm. long, 4–5.5 mm. broad, entire or emarginate.
    Ovary
    Ovary glabrous.
    Fruits
    Fruit narrowly fusiform, ± 8 mm. long, 1.5 mm. broad, glabrous.

    Distribution

    Native to:

    Tanzania

    Accepted Infraspecifics

    Other Data

    Impatiens messumbaensis G.M.Schulze appears in other Kew resources:

    Bibliography

    First published in Bot. Jahrb. Syst. 73: 464 (1944)

    Accepted by

    • Grey-Wilson, C. (1982). Flora of Tropical East Africa, Balsaminaceae: 1-76.

    Literature

    Kew Backbone Distributions

    • Grey-Wilson, C. (1982). Flora of Tropical East Africa, Balsaminaceae: 1-76.

    Flora of Tropical East Africa

    • Grey-Wilson in Impat. Afr.: 87, fig. 28 (1980).
    • G.M. Schulze in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 73: 464 (1944).

    Sources

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

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. 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 2020. 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