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| Impatiens capillipes Hook.f. & Thomson
in Ruchisansakun, Triboun & Suksathan, 2020
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ABSTRACT
Impatiens capillipes was found for the first time in Thailand. The population in Thailand has slightly larger leaves and flowers than the population in Myanmar. An expanded description of this species and colour photographs are provided.
Keywords: Balsam, Impatiens, Lithophytic, Myanmar, Thailand
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| Figure 2. Impatiens capillipes Hook.f. & Thomson: A & B. young flowers; C–F. lateral united petals and lower sepals; G & H. lateral sepals; I–L. lower sepals; M–O. dorsal petals; P & Q. lateral united petals; R. pedicel and stamens; S. fruit. |
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| Figure 1. Impatiens capillipes Hook.f. & Thomson: A. front view of flowers and leaves; B. lateral view of flower; C. natural habitat; D. pollinator. |
Impatiens capillipes Hook.f. & Thomson,
J. Proc. Linn. Soc., Bot. 4: 135. 1860
Habitat and ecology.— Growing on limestone in mixed deciduous forest, alt. 10–100 m (Fig. 1C). The population in Thailand co-occurs with Impatiens patula Craib and Curcuma roscoeana Wall. and flowers during the same period.
Common name.— Thian Pisat Noi - เทียนปีศาจน้อย (Little monster balsam).
Note.— The population of Impatiens capillipes in Thailand has slightly larger leaves and flowers than the population in Myanmar. In addition, the stem and petiole is green, not purple as in the Myanmar populations, and the colour of the flowers is slightly paler than those in the Myanmar populations.
Saroj Ruchisansakun, Pramote Triboun and Piyakaset Suksathan. 2020. Impatiens capillipes (Balsaminaceae), A New Record for Thailand. Thai Forest Bulletin (Botany). 48(1); 48–51. DOI: 10.20531/tfb.2020.48.1.08
