1. Family: Araceae Juss.
    1. Genus: Amorphophallus Blume ex Decne.
      1. Amorphophallus sumawongii (Bogner) Bogner & Mayo

        This species is accepted, and its native range is SE. Thailand.

    [CATE]

    CATE Araceae, 17 Dec 2011. araceae.e-monocot.org

    Distribution

    South-Eastern Thailand: Sa Kaeo, Wathana Nakhon. Endemic.

    General Description

    Tuber napiform, irregularly branched, 6–20 × 2–6 cm. Leaf solitary; petiole smooth, 20–40 cm × 6–10 mm, greenish or reddish, to various extent with narrowly elongate, whitish, greenish grey or reddish grey spots; leaf blade 20–80 cm, rachises narrowly winged in the distal half; leaflets elliptic to oblong-elliptic, 7–21 × 3.5–8 cm, acuminate, adaxially dark green, abaxially brighter. Inflorescence solitary, long pedunculate; peduncle appearance as petiole, 27–60 cm × 4–8 mm; spathe erect, elliptic, base shortly convolute, apex acute, ± hooded, 6–8.5 × ca 3 cm, yellowish, bright green or more or less purplish or reddish with yellowish spots, base within minutely verrucate and with some scattered, larger echinae; spadix shorter than spathe, sessile, 4–8 cm long; pistillate flower zone cylindrical, 5–10 × ca 5 mm, flowers congested; ovaries subglobose or obovate, slightly depressed, ± diamond-shaped in cross-section, 1.7–2.0 mm, bright green; stigma sessile, small, disciform, circular in cross-section, ca 0.5 × 0.1–0.2 mm high, yellow, surface verrucate and often with some shallow depressions; staminate flower zone cylindrical, 1.5–2.5 cm × 6–9 mm, flower lax, the lower ones more distant than the upper; staminate flowers 2–3-androus, the lower ones larger than the upper; stamens 2–3 mm long, yellow; appendix conical, apex obtuse or subacute, 1.8–4.5 × ca 1 cm, entirely covered with staminodes, white; staminodes of appendix elongate, truncate, free or partly to entirely connate, ca 1.5–2.5 × 0.5–2.5 mm, rounded or irregular in cross-section. Infructescence cylindrical, ca 4 × 2 cm; fruits globose, ca 5 × 5 mm, surface wrinkled and locally costate, pale green when ripe.

    Habitat

    Dry dipterocarp forest, ca 120 m asl.

    [CATE]
    Use

    Inflorescences are sold in markets and eaten as a vegetable after being boiled in water, tasting like Asparagus (Bogner, 1976: 18).

    Images

    Distribution

    Native to:

    Thailand

    Amorphophallus sumawongii (Bogner) Bogner & Mayo appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Bogner, J. [372], Thailand 26332.044 isotype
    Bogner, J. [372], Thailand K000291524 isotype
    Bogner, J. [372], Thailand 37325.000 Unknown type material

    First published in Aroideana 8: 19 (1985)

    Accepted by

    • Boyce, P.C., Sookchaloem, D., Hetterscheid, W.L.A., Gusman, G., Jacobsen, N., Idei, T. & Nguyen, V.D. (2012). Flora of Thailand 11(2): 101-325. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
    • Govaerts, R. & Frodin, D.G. (2002). World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.

    Sources

    CATE Araceae
    Haigh, A., Clark, B., Reynolds, L., Mayo, S.J., Croat, T.B., Lay, L., Boyce, P.C., Mora, M., Bogner, J., Sellaro, M., Wong, S.Y., Kostelac, C., Grayum, M.H., Keating, R.C., Ruckert, G., Naylor, M.F. and Hay, A., CATE Araceae, 17 Dec 2011.
    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 2019. 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 2019. 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