1. Family: Araceae Juss.
    1. Genus: Amorphophallus Blume ex Decne.
      1. Amorphophallus elegans Ridl.

        This species is accepted, and its native range is S. Peninsula Thailand to Peninsula Malaysia.

    [CATE]

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

    Habitat

    Evergreen forest on limestone, 100–300 m asl.

    Distribution

    Peninsular Thailand, Peninsular Malaysia (type).

    General Description

    Tuber globose or subglobose, ca 10 × 7 cm high. Leaf solitary; petiole largely smooth but slightly rugulose at the base, 30–90 × 2 cm at the base, very turgid, background colour dull mid-green with many shades of dark green, the base with additional irregular and partly confluent grey spots and small, raised, whitish greyish dots, the upper part with large and small white spots; leaf blade to ca 100 cm diam., rachises unwinged but for the distal-most parts; leaflets elongate-elliptic or elliptic, long acuminate (acumen to 3 cm long), the basal ones petiolulate, base not decurrent when sessile, 8–22 × 3–6 cm, adaxially dull or moderately glossy green, main veins impressed, abaxially pale green, petiolules 0.5–1 cm long. Inflorescence solitary, long pedunculate; peduncle 50–90 × ca 1.5 cm, mottled grey, green and pink and with scattered pale green spots; spathe erect, elongate triangular, acute, base and limb separated by only a very shallow constriction, ca 8–20 × 5–12 cm, exterior base pale green or greyish green with small dark green or blackish green and whitish spots and pinkish flushes, interior base off-white, with very few, scattered minute warts, sometimes also shallowly furrowed, limb exterior and interior as base but near the margin flushed with dirty green; spadix longer than spathe, sessile, 12–27 cm long; pistillate flower zone cylindrical, 1.5–3 cm × 7–13 mm, flowers congested or slightly distant near the base; ovaries strongly depressed, circular or angular in cross-section, 1–2 × 2–4 mm, green, bi- (rarely uni-) locular; style thick, often slightly obconical, 0.8–1 × 1–1.5 mm, slightly rugulose, bright green; stigma large, depressed, subrectangular in cross-section, sinuous, with a central elongate furrow, surface echinulate, margin with two, opposite, shallow notches, dirty yellow, ca 1 × 2 mm; staminate flower zone cylindrical, 4.5–9 cm × 8–12 mm, flowers congested; staminate flowers 3–5-androus, white; appendix elongate conical, dirty white with a very faint pinkish flush, verruculose, 5–14 cm × 6–12 mm; Fruit unknown.

    Images

    Distribution

    Native to:

    Malaya, Thailand

    Amorphophallus elegans Ridl. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Ridley, H.N. [s.n.], Peninsular Malaysia K000291902 Unknown type material
    Ridley, H.N. [s.n.], Peninsular Malaysia K000291903 Unknown type material

    First published in J. Straits Branch Roy. Asiat. Soc. 86: 310 (1922)

    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.
    • Mansor, M., Boyce, P.C., Othman, A.S. & Sulaiman, B. (2012). The Araceae of peninsular Malaysia: 1-146. Penerbit Universiti Sains Malaysia.
    • 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.

    Literature

    Kew Backbone Distributions
    • Mansor, M., Boyce, P.C., Othman, A.S. & Sulaiman, B. (2012). The Araceae of peninsular Malaysia: 1-146. Penerbit Universiti Sains Malaysia.

    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