1. Family: Balsaminaceae A.Rich.
    1. Genus: Impatiens Riv. ex L.
      1. Impatiens elachistocentra G.M.Schulze

        This species is accepted, and its native range is Tanzania (Ulanga District).

    [FTEA]

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

    Habit
    Erect annual 15–60 cm. tall; stems simple or moderately branched, particularly in the lower half, slender, pale green or reddish, finely pubescent to glabrous.
    Leaves
    Leaves spirally arranged, though the lowermost usually opposite; petiole 1–6.5 cm. long, with several scattered stipitate glands on either side, each 1–1.5 mm. long; lamina ovate to ovate-lanceolate, 2–9.8 cm. long, 1.4–5.8 cm. broad, cuneate from a broad base, the apex subobtuse or somewhat acuminate, finely pubescent above and beneath, especially on the midrib and lateral veins beneath; lateral veins 5–6 pairs, rather oblique; margin shallowly crenate or crenate-serrate.
    Flowers
    Flowers in axillary fascicles of 2–4, sometimes solitary, epedunculate, white or pale pink, the lower sepal with transverse pink or purplish markings.
    Bracts
    Bracts linear, 1–2 mm. long, inconspicuous.
    Pedicel
    Pedicels 8–14 mm. long, slender, slightly pubescent or glabrous.
    Calyx
    Lateral sepals linear-lanceolate, 1.5–2 mm. long, glabrous. Lower sepal shallowly navicular 5–6.5 mm. long, 2–3 mm. deep, abruptly constricted into a short, 1–1.5 mm. long, straight spur which is somewhat constricted near the tip, finely pubescent or glabrous.
    Corolla
    Dorsal petal cucullate, 4.5–5.5 mm. long, 2.5–3.5 mm. broad (unflattened), glabrous. Lateral united petals 8–10 mm. long; upper petal of each pair ovate-triangular, 2–3 mm. long, 0.75–1.25 mm. broad; lower petal suborbicular or transversely semi-ovate, 5–6 mm. long, 4–5 mm. broad.
    Fruits
    Fruit narrowly fusiform, 7–10 mm. long, finely pubescent.
    Figures
    Fig. 3/52, p. 6.
    Habitat
    Shaded and semi-shaded places on rock outcrops; 900–1150 m.
    Distribution
    not known elsewhere T6

    Distribution

    Native to:

    Tanzania

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

    First published in Notizbl. Bot. Gart. Berlin-Dahlem 13: 423 (1936)

    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 Kew Bulletin 35: 175, fig. 1 (1980).
    • Grey-Wilson, Impat. Afr.: 179, fig. 116 (1980)
    • G.M. Schulze in Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahelm 13: 423 (1936).
    • Schlieben in Gartenflora 85: 324 (1936).

    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