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  1. Family: Balsaminaceae A.Rich.
    1. Genus: Impatiens Riv. ex L.
      1. Impatiens wirabraja Utami

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

    [KBu]

    Utami, N. Kew Bull (2012) 67: 731. https://doi.org/10.1007/s12225-012-9403-3

    Type
    Type: Indonesia, Sumatra, Paninggahan, DedenGirmansyah 1530 (holotype BO!).
    Habit
    Perennial herb, 100 – 150 mm tall, stem erect, brownish
    Leaves
    Leaves alternate, lamina ovate to elliptic, 25 – 50 × 35 – 120 mm, base acute, margin serrate, apex acute, lateral veins 4 – 6 pairs; petiole 20 – 40 mm long, glabrous
    Inflorescences
    Inflorescences 2 or 3-flowered, flowers yellow, base of the lower parts stained and blotched with deep purplish red
    Peduncles
    Peduncle slender, c. 40 mm long, glabrous
    Bracts
    Bracts ovate-elliptic, c. 10 mm long, green
    Calyx
    Lower sepal navicular, yellow with deep purplish red veins, c. 11 × 24 mm, abruptly constricted into a curved short spur, spur c. 10 mm long, yellow, glabrous Lateral sepals 2, greenish, ovate, c. 15 mm long, with yellow on the tip
    Corolla
    Lateral petals united, upper part of each pair ± obovate, ± slightly emarginate, c. 15 × 15 mm, yellow, lower part of each pair ± obovate, c. 7 × 17 mm, blotched deep purplish red Dorsal petal cucullate, yellow with deep purplish red, c. 20 × 25 mm when flattened, with a shallow keel-like crest above
    Ovary
    Ovary glabrous
    Fruits
    Mature fruit unknown.
    Distribution
    Endemic to Indonesia: West Sumatra. Known only from Paninggahan in South Solok (004°11′47″S, 100°29′176″E).
    Ecology
    Growing at the riverside; alt. c. 900 m.
    Conservation
    The populations of this species are small but, while it would be useful to monitor this and evaluate the exact size of each population, there does not seem to be any obvious threat either to the populations themselves or their habitat. For the moment this species should be treated as IUCN (2001) category Data Deficient (DD).
    Phenology
    Flowering May – Oct.
    Note
    The species epithet wirabraja refers to the emblem used on the red beret of the Indonesian Special Forces, TNI-KOPASSUS. Impatiens wirabraja has unique characters; slightly emarginate, obovate upper lateral united petals, a combination of yellow and deep purplish red in the flowers and red stripes on the lower sepals. These have never been found before in any Impatiens species.

    Distribution

    Native to:

    Sumatera

    Other Data

    Impatiens wirabraja Utami appears in other Kew resources:

    Bibliography

    First published in Kew Bull. 67: 732 (2012)

    Sources

    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 Bulletin
    Kew Bulletin
    http://creativecommons.org/licenses/by-nc-sa/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