1. Family: Balsaminaceae A.Rich.
    1. Genus: Impatiens Riv. ex L.
      1. Impatiens teitensis Grey-Wilson

        This species is accepted, and its native range is SE. Kenya.

    [FTEA]

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

    Habit
    Weakly branched upright perennial to 2 m. tall, glabrous; stems somewhat decumbent at the base and rooting at the lower nodes.
    Leaves
    Leaves in verticils of 2–4, rarely alternate; petiole 1.5–3 cm. long, slender, often with a few short (± 0.5 mm. long) stipitate glands towards the top; lamina oblong, elliptic or oblanceolate, (5–)7–18 cm. long, (3–)4–8.5 cm. broad, the base rounded or shortly attenuate to cuneate, the apex shortly acuminate; margin shallowly crenate or crenate-dentate, the teeth 2–10 mm. apart; lateral veins 10–13 pairs.
    Inflorescences
    Inflorescence a 4–10(–12)-flowered raceme, rather congested at first; flowers pale pink with deep purple-violet or magenta markings towards the base of the lateral united petals.
    Peduncles
    Peduncle 11–24 cm. long, upright, Bracts ovate, 7–11 mm. long, acuminate.
    Pedicel
    Pedicels 3–4.5 cm. long, slender.
    Calyx
    Lateral sepals 4 (2 pairs), the upper pair linear-lanceolate, 6–7 mm. long, acute, the lower pair ovate or ovate-oblong, 7–8 mm. long, shortly acuminate. Lower sepal shallowly and obliquely navicular, 12–13 mm. long, abruptly constricted into a 45–55 mm. long slightly curved filiform spur, slightly swollen at the tip.
    Corolla
    Dorsal petal ovate, 10–15 mm. long, 7–11 mm. broad, entire, with a narrow dorsal crest. Lateral petals dissimilar in size, the upper petal 1/2–2/3 the size of the lower; upper petal oblanceolate to oblanceolate-spathulate, 20–32 mm. long, 12–26 mm. broad, retuse or emarginate; lower petal suborbicular to orbicular-obovate, 32–38 mm. long, 30–41 mm. broad, emarginate.
    Ovary
    Ovary glabrous.
    Fruits
    Fruit long-fusiform, broadest above the middle, up to 33 mm. long and 5 mm. broad.

    Distribution

    Impatiens teitensis Grey-Wilson appears in other Kew resources:

    First published in Kew Bull. 33: 648 (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.: 109 (1980).
    • Grey-Wilson in Kew Bulletin 33: 648 (1979)

    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 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