Skip to main content

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

[FTEA]

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

Habit
Weakly branched annual or? perennial herb, generally 30–80 cm. tall; stems green or reddish, rooting at the lower nodes, usually rather densely pubescent at the apices but gradually glabrescent with age.
Leaves
Leaves spirally arranged, subopposite or in verticils of 3–4 (but then the lower leaves always spirally arranged), sessile, subsessile or the lower leaves with a petiole 0.2–2(–3.2) cm. long; lamina ovate to elliptic-lanceolate or narrowly oblanceolate, 2–9.7 cm. long, 1.3–5.6 cm. broad, the base cuneate to somewhat attenuate, the apex acute to shortly acuminate, sparsely pubescent above, more densely so beneath, especially along the midrib and lateral veins; lateral veins 5–11 pairs; margin serrate to crenate-denticulate.
Flowers
Flowers axillary, solitary or in fascicles of 2–3, epedunculate or very occasionally with a very short peduncle ± 1–2 mm. long; flowers pink to purplish, the lateral united petals with a dark magenta spot towards the base, the spur whitish.
Bracts
Bracts subulate, 1.5–5 mm. long, pubescent, inconspicuous.
Pedicel
Pedicels 2.2–5.2 cm. long, slender, usually pubescent.
Calyx
Lateral sepals linear-lanceolate, 4–5 mm. long, 1–2 mm. broad, acute or shortly acuminate, pubescent. Lower sepal navicular, 7–10 mm. long, 3.5–5 mm. deep, abruptly constricted into a 14–20(–25) mm. long curved filiform spur, pubescent.
Corolla
Dorsal petal suborbicular, 8–11 mm. long, 12–16 mm. broad, emarginate, dorsally with a narrow crest terminating in a short acute point, pubescent on the crest. Lateral united petals 15–21 mm. long; upper petal of each pair ± ovate or suborbicular to oblong, 9–12 mm. long, 7–9 mm. broad, entire; lower petal of each pair transversely oblong or suborbicular, 6–9 mm. long, 7–10 mm. broad, distally drawn out in a 4–6 × 2–3.5 mm. ligulate appendage.
Ovary
Ovary usually finely pubescent.
Fruits
Fruit narrowly fusiform, 14–23 mm. long, 2–4 mm. broad, usually but not always pubescent.
Figures
Fig. 3/33, p. 6.
Habitat
Growing in moist, usually shaded places in upland rain-forest along forest fringes, road and track sides, river margins, by cultivated ground and in marshy places; 450–3000 m.
Distribution
K7 T2 T3 T6 T7 not known elsewhere

Native to:

Kenya, Tanzania

Impatiens nana Engl. & Warb. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Dec 1, 1978 Thulin, M. [3022], Tanzania K000238889
Jan 1, 1976 Cribb [10234], Tanzania K000238894
Jan 1, 1975 Faulkner, H. [4816], Tanzania K000238892
Tanzania 31317.000
Tanzania 38603.000
Drummond, R.B. [1388], Tanzania K000238913
Drummond, R.B. [2882], Tanzania K000238914
Townsend, C.C. [2382], Kenya K000238884
Mabberley, D.J. [1414], Tanzania K000238898
Thulin, M. [2893], Tanzania K000238893
Bidgood, S. [441], Tanzania K000238890
G. [94449], Tanzania K000238887
Luke, W.R.Q. [7682], Tanzania K000238885
Bruce, E.M. [613], Tanzania K000238902
Holst, C. [3244], Tanzania K000419492 Unknown type material
Mbago, F.M. [1733], Tanzania K000238886
Nyaki [61], Tanzania K000238891
Jan 1, 1976 Mhoro, B. [609], Tanzania Impatiens trichochila K000238917
Jan 1, 1976 Cribb [10495], Tanzania Impatiens trichochila K000238899
Jan 1, 1976 Cribb [10158], Tanzania Impatiens trichochila K000238900
Jan 1, 1976 Cribb [10515], Tanzania Impatiens trichochila K000238911
Jan 1, 1976 Cribb [10443], Tanzania Impatiens trichochila K000238915
Jan 1, 1976 Cribb [10125], Tanzania Impatiens trichochila K000238916
Jan 1, 1975 Milne-Redhead, E. [7027], Tanzania Impatiens trichochila K000238912
Jan 1, 1974 Faulkner, H. [4709], Tanzania Impatiens trichochila K000238888
Jan 1, 1974 Faulkner, H. [4610], Tanzania Impatiens trichochila K000238907
Jan 1, 1974 Richards, M. [20834], Tanzania Impatiens trichochila K000238906
Jan 1, 1974 Thulin, M. [834], Tanzania Impatiens trichochila K000238905
Jan 1, 1974 Richards, H.M. [26430], Tanzania Impatiens trichochila K000238908
Jan 1, 1974 Richards, H.M. [266176], Tanzania Impatiens trichochila K000238909
Jan 1, 1973 Batty, M. [225], Tanzania Impatiens trichochila K000238910
Jan 1, 1973 Carmichael, W. [1634], Tanzania Impatiens trichochila K000238904
Verdcourt, B. [321], Tanzania Impatiens trichochila 11801.000
Verdcourt, B. [1035], Kenya Impatiens trichochila 15337.000
Drummond [3182], Tanzania Impatiens trichochila 31227.000
Drummond [2671], Tanzania Impatiens trichochila 31283.000
Verdcourt, B. [321], Tanzania Impatiens trichochila K000238903
Cribb [10020], Tanzania Impatiens trichochila K000238897
Tweedie, E.M. [1283], Kenya Impatiens papilionacea 8904.000
Tweedie, E.M. [1436], Kenya Impatiens papilionacea 8905.000
Bally, P.R.O. [7976], Kenya Impatiens papilionacea K000238927
Bally, P.R.O. [7978], Kenya Impatiens papilionacea K000238928
Tweedie, E.M. [1437], Kenya Impatiens papilionacea 6049.069
Eggeling, W.J. [2792], Uganda Impatiens papilionacea K000238944
Irwin [81], Kenya Impatiens papilionacea K000238922
Faulkner, H. [1128], Tanzania Impatiens trichantha 11800.000

First published in H.G.A.Engler (ed.), Pflanzenw. Ost-Afrikas, C: 254 (1895)

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, Impat. Afr.: 138, figs. 81, 82e, pls. 24, 25 (1980).
  • Engl. in Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete, Theile C: 254 (1895).
  • Engl. in Abh. Preuss. Akad. Wiss.: 68 (1894)

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

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.
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

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