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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.

Native to:

Sumatera

Impatiens wirabraja Utami appears in other Kew resources:

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

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. 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 2021. 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