Skip to main content
  1. Family: Balsaminaceae A.Rich.
    1. Genus: Impatiens Riv. ex L.
      1. Impatiens ukagurensis Grey-Wilson

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

    [FTEA]

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

    Habit
    Decumbent, rather sprawling perennial; stems up to 90 cm. long, simple or moderately branched, pubescent above but glabrescent below, pale green, rooting at the lower nodes.
    Leaves
    Leaves spirally arranged; petiole 2–5.5 cm. long, slender, finely pubescent; lamina broadly-ovate to oblong-lanceolate, 4.5–7.5 cm. long, 3.5–5 cm. broad, apex somewhat acuminate, scattered pubescent above, more densely so beneath on the midrib and lateral veins; lateral veins 5–6 pairs; margin shallowly crenate with 1–2, ± 1 mm. long, fimbriae towards the base of the lamina.
    Flowers
    Flowers solitary, epedunculate, bright scarlet, often borne on short lateral branches well below the apex of the main shoot.
    Bracts
    Bracts linear-lanceolate, 1–2 mm. long, inconspicuous.
    Pedicel
    Pedicels 4–5.5 cm. long, slender, finely pubescent.
    Calyx
    Lateral sepals linear-lanceolate, ± 3.5 mm. long, acute, pubescent. Lower sepal narrowly bucciniform, 1.2–1.3 cm. long, gradually tapering into the spur, 3–3.5 cm. long overall, the tip incurved, scattered pubescent throughout.
    Corolla
    Dorsal petal cucullate, ± 13 mm. long and 10 mm. broad, dorsally with a narrow crest, the crest sparsely pubescent, more densely so towards the base. Lateral united petals ± 5 mm. long, glabrous; upper petal broadly-ovate to ovate-triangular, 8 mm. long and 7 mm. broad, entire; lower petal parabolic, ± 10 mm. long and 6 mm. broad.
    Ovary
    Ovary glabrous.
    Fruits
    Immature fruit narrowly fusiform, ± 16 mm. long, glabrous.
    Figures
    Fig. 4/63, p. 8.
    Habitat
    Growing by streams in secondary upland forest, densely shaded places; 1460–1600 m.
    Distribution
    known only from the Ukaguru Mts. T6

    Images

    Distribution

    Native to:

    Tanzania

    Other Data

    Impatiens ukagurensis Grey-Wilson appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1975 Mabberley, D.J. [1312], Tanzania K000419532 isotype
    Jan 1, 1973 Mabberley, D.J. [1312], Tanzania K000419531

    Bibliography

    First published in Kew Bull. 33: 649 (1979)

    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.: 196, fig. 140, pl. 48 (1980).
    • Grey-Wilson in Kew Bulletin 33: 649 (1979)

    Sources

    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 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