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This species is accepted, and its native range is Tanzania (Ukaguru Mountains).

[FTEA]

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

Habit
Decumbent, rather sprawling perennial; stems up to 90 cm. long, simple or moderately branched, pubescent above but glabrescent below, pale green, rooting at the lower nodes.
Leaves
Leaves spirally arranged; petiole 2–5.5 cm. long, slender, finely pubescent; lamina broadly-ovate to oblong-lanceolate, 4.5–7.5 cm. long, 3.5–5 cm. broad, apex somewhat acuminate, scattered pubescent above, more densely so beneath on the midrib and lateral veins; lateral veins 5–6 pairs; margin shallowly crenate with 1–2, ± 1 mm. long, fimbriae towards the base of the lamina.
Flowers
Flowers solitary, epedunculate, bright scarlet, often borne on short lateral branches well below the apex of the main shoot.
Bracts
Bracts linear-lanceolate, 1–2 mm. long, inconspicuous.
Pedicel
Pedicels 4–5.5 cm. long, slender, finely pubescent.
Calyx
Lateral sepals linear-lanceolate, ± 3.5 mm. long, acute, pubescent. Lower sepal narrowly bucciniform, 1.2–1.3 cm. long, gradually tapering into the spur, 3–3.5 cm. long overall, the tip incurved, scattered pubescent throughout.
Corolla
Dorsal petal cucullate, ± 13 mm. long and 10 mm. broad, dorsally with a narrow crest, the crest sparsely pubescent, more densely so towards the base. Lateral united petals ± 5 mm. long, glabrous; upper petal broadly-ovate to ovate-triangular, 8 mm. long and 7 mm. broad, entire; lower petal parabolic, ± 10 mm. long and 6 mm. broad.
Ovary
Ovary glabrous.
Fruits
Immature fruit narrowly fusiform, ± 16 mm. long, glabrous.
Figures
Fig. 4/63, p. 8.
Habitat
Growing by streams in secondary upland forest, densely shaded places; 1460–1600 m.
Distribution
known only from the Ukaguru Mts. T6

Native to:

Tanzania

Impatiens ukagurensis Grey-Wilson appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 1975 Mabberley, D.J. [1312], Tanzania K000419532 isotype
Jan 1, 1973 Mabberley, D.J. [1312], Tanzania K000419531

First published in Kew Bull. 33: 649 (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.: 196, fig. 140, pl. 48 (1980).
  • Grey-Wilson in Kew Bulletin 33: 649 (1979)

Flora of Tropical East Africa
Flora of Tropical East Africa
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Herbarium Catalogue Specimens
'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
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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 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