1. Family: Balsaminaceae A.Rich.
    1. Genus: Impatiens Riv. ex L.
      1. Impatiens limnophila Launert

        This species is accepted, and its native range is Zambia.

    [FZ]

    Balsaminaceae, E. Launert. Flora Zambesiaca 2:1. 1963

    Habit
    Usually prostrate, sometimes erect perennial (?) herb; stems up to 180 cm. long or more, rooting at the lower nodes, red, pilose on younger usually glabrescent on older parts.
    Leaves
    Leaves spirally arranged, petiolate to subsessile; lamina (3·5) 4–13 × (1·5) 1·8–4 cm., lanceolate-oblong or ovate-lanceolate to elliptic, membranous to subchartaceous, bright to medium green on the upper surface, greyish-green to glaucous on the lower one, shortly pilose on both surfaces, more densely on the lower one with an increasing density towards the base, usually glabrescent when older, sometimes glabrous on both surfaces, apex subobtuse to acute, often acuminate, margin crenulate-denticulate to serrate, base cuneate or rarely rounded; secondary nerves 7–10 pairs, somewhat prominent beneath; petiole up to 1 cm. long, canaliculate, usually pilose or glabrescent or glabrous.
    Flowers
    Flowers axillary, solitary or in bundles of 2–3, pale mauve or pink; bracts very small, lanceolate-triangular or subulate, tapering into a fine point; pedicels 2–6 cm. long, very slender, pilose or glabrous.
    Calyx
    Lateral sepals 4–5 × 1·75–2·5 mm., broadly lanceolate-triangular, acute or finely acuminate, glabrous or sparsely pilose; posterior sepal 8–11 mm. long and c. 2·5 mm. deep (excluding the spur), shallowly obliquely navicular, abruptly constricted into the spur, distally acute or subcaudate (purplish-vittate ?) somewhat pilose mainly towards the keel-line; spur up to 25 (30) mm. long, slightly incurved, slender, tapering into a bluntish (rarely slightly thickened) end, usually pilose, very rarely glabrous.
    Corolla
    Anterior petal 8–10 mm. long and up to 10 mm. broad (when flattened), helmet-shaped, dorsally distinctly cristate, with the crest terminating in a sharp point, usually pilose on the crest; lateral pair of united petals 18–22 mm. long, deeply 2-lobed, usually glabrous; anterior lobe 12–17 × 7–10 mm., transversely broadly semi-elliptic, entire; posterior lobe c. 1/3 the size of the anterior one (rarely smaller), obovate to oblong (see t. 26 fig. 14).
    Ovary
    Ovary ± densely pilose.
    Fruits
    Capsule not seen in a mature state, pilose or glabrescent.
    Seeds
    Seeds numerous.

    Distribution

    Impatiens limnophila Launert appears in other Kew resources:

    First published in Bol. Soc. Brot., sér. 2, 36: 50 (1962)

    Accepted by

    • Brenan, J.P.M. (1970). Flora Zambesiaca 3(1): 1-153. Royal Botanic Gardens, Kew.
    • Exell, A.W., Fernandes, A. & Wild, H. (eds.) (1963). Flora Zambesiaca 2(1): 1-351. Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Exell, A.W., Fernandes, A. & Wild, H. (eds.) (1963). Flora Zambesiaca 2(1): 1-351. Royal Botanic Gardens, Kew.

    Sources

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