1. Family: Araceae Juss.
    1. Genus: Amorphophallus Blume ex Decne.
      1. Amorphophallus harmandii Engl. & Gehrm.

        This species is accepted, and its native range is Indo-China.

    [CATE]

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

    Distribution

    Thailand (syntypes of A. parvulus – Hetterscheid (in prep) clarifys the taxonomy of the syntypes), Cambodia (type of A. harmandii), Laos (syntypes of A. parvulus), Vietnam.

    General Description

    Tuber narrowly elongate, occasionally branching, ca 40 × 2 cm diam., rhizomorphic, with distinct ring-like scars of scales at the base. Leaf solitary; petiole 20–80 cm × 4–10 mm, smooth, uniformly pale green or, at the base, with a purplish flush, or grey with blackish dots, grading to pale green with blackish dots upwards; leaf blade 36–74 cm diam., rachises winged throughout; leaflets variable, elliptic, elliptic-lanceolate or lanceolate, 2–20 × 1–7.5 cm, adaxially green to dark green, sometimes with a narrow reddish purple margin, sometimes splashed with small, orbicular white spots, abaxially pale green; peduncle 6–18 cm × 3–4 mm, smooth, dirty pale greyish brown with small, elongate-elliptic, blackish green and white spots; spathe ovate to orbicular, 5–13 × 5–10.5 cm, erect, concave, margin straight, apex acute, outside pale green, inside whitish green, base usually darker green or yellowish green, base within densely verrucate, verrucae small, conical; spadix longer than spathe, sessile, 8–25 cm long; pistillate flower zone short cylindrical or slightly obconical, 6–10 × 10–15 mm, flowers congested or slightly distant; ovaries depressed, lobed-grooved, 2–2.5 × 1.5–2 mm, bright pale green; style slightly conical, 2–3 × ca 1 mm, strongly pointing to the top of the spadix, whitish green, sometimes grooved; stigma obliquely inserted, often orientated towards the spathe inner surface, depressed, ca 0.6 × ca 1.5 mm , shallowly bilobed through a transversely elongate shallow depression, the latter often Λ-shaped, surface verruculate, dirty pale yellowish brown; staminate flower zone elongate, fusiform-conical or lageniform with a distinctly dilated basal half, 3–6 × 1–1.7 cm, the swollen base sometimes separating the staminate flowers; staminate flowers 3 – 4(–5)-androus, stamens 1.5–2 mm long; filaments very short, fused, 0.2–0.5 mm long, white; appendix very narrowly conical, near myosuroid, or fusiform conical, 5–18 cm × 5–16 mm, when thin, slightly sigmoidally curved forward in the lower half, surface smooth or with elongate, shallow grooves, creamy white or greenish yellow, top acute, base smooth or partly furrowed. Fruit not known.

    Habitat

    Deciduous forest, under bamboo, 50–200 m asl.

    Images

    Distribution

    Native to:

    Cambodia, Laos, Thailand, Vietnam

    Amorphophallus harmandii Engl. & Gehrm. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Kerr, A.F.G. [21502], Thailand K000291530 Unknown type material
    Kerr, A.F.G. [21502], Thailand K000291532 Unknown type material
    Kerr, A.F.G. [21502], Thailand K000291531 Unknown type material
    Kerr, A.F.G. [21417], Thailand K000291656 Unknown type material
    Kerr, A.F.G. [21417], Thailand K000291657 Unknown type material
    Kerr, A.F.G. [10983], Thailand K000291658 Unknown type material
    Kerr, A.F.G. [10983], Thailand K000291659 Unknown type material
    Lakshnakara, M.C. [908], Thailand K000291507 Unknown type material
    Lakshnakara, M.C. [908], Thailand K000291655 Unknown type material
    Feb 9, 1992 Kerr, A.F.G. [19298], Thailand Amorphophallus parvulus K000291511 lectotype
    Feb 9, 1992 Kerr, A.F.G. [21404], Thailand Amorphophallus parvulus K000291652 paralectotype
    Feb 9, 1992 Kerr, A.F.G. [21446], Thailand Amorphophallus parvulus K000291653 paralectotype
    Feb 9, 1992 Kerr, A.F.G. [21446], Thailand Amorphophallus parvulus K000291654 paralectotype
    Jan 1, 1992 Kerr, A.F.G. [19298], Thailand Amorphophallus parvulus K000291510 lectotype
    Nov 1, 1983 Put, N. [4056], Thailand Amorphophallus parvulus K000950346
    Kerr, A.F.G. [s.n.], Thailand Amorphophallus parvulus K000950343
    Kerr, A.F.G. [12945], Thailand Amorphophallus parvulus K000950345
    s.coll. [s.n.], Thailand Amorphophallus parvulus K000950344

    First published in H.G.A.Engler (ed.), Pflanzenr., IV, 23C: 83 (1911)

    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.

    Literature

    Kew Backbone Distributions
    • 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.

    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