1. Family: Araceae Juss.
    1. Genus: Amorphophallus Blume ex Decne.
      1. Amorphophallus asterostigmatus Bogner & Hett.

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

    [CATE]

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

    Distribution

    Thailand. Endemic. The type [J.BOGNER 2096 (holotype L, isotypes K, M)] was purchased from the flower-market in Bangkok.

    General Description

    Tuber depressed-globose or irregular, 3–5 × 5–9 cm, with few or several short, elongate or subglobose offsets. Leaf solitary; petiole 60–70 × 1–1.8 cm, smooth, silvery greyish reddish to greenish with scattered, suborbicular or elliptic, dark chocolate-brown spots; leaf blade 50–100 cm diam.; leaflets more or less elliptic, 6–19 × 2–4.7 cm, long decurrent on the rachis, base cuneate, apex acuminate, adaxially dark green, abaxially paler, rachis and abaxial surface of main veins coloured as petiole, main vein very strong, primary and secondary lateral veins not prominent, 2–3 mm distant, inner collecting vein ca 2–3 mm distant from the margin. Inflorescence preceded by four membranous cataphylls, 4–25 cm long; peduncle 35–70 × 1.3–2.0 cm, greenish to greyish mauve with a few very dark brown spots; spathe erect, elongate ovate, as long as or longer than spadix, base convolute, 15–21 × 7–13 cm, apex more or less cuspidate-apiculate, with a ca 3 mm long tip, exterior margin greenish, with a faint, pale purplish or reddish brown tinge near the middle, interior cream or pale green, the base greenish and with or without irregular, pale purplish flushes, base within smooth; spadix sessile or subsessile (lowermost 1.5–3 mm devoid of flowers), 11–17.5 cm long; pistillate flower zone 1–2.8 × 1.5–1.7 cm; ovaries ca 4 mm long; ovary depressed-globose, 3.5–5.0 × 2.0–2.5 mm, pale green; style curved towards the spadix apex, elongate-conical, 1.5–3 × ca 1.5 mm at the base, ca 1 mm at apex, golden yellow or pale dirty yellowish; stigma large, deeply 2– to 4-lobed, irregularly star-shaped in upper view, margin strongly sinuous and undulate, 2 × 2.5–3.0 mm, echinate-scabrate, dirty yellowish; staminate flower zone cylindrical or slightly conical, 2.7–5 × 1.3–1.5 cm; staminate flowers 2–5-androus, entirely yellowish or with a reddish tinge at the apex; stamens broadly elliptic-oblong, conical after anthesis, ca 3 × 1.0–1.2 mm; filaments 2 mm long, lower half connate; anthers ca 1 mm long; thecae with a slit-like apical or subapical pore; appendix elongate-conical with a rounded apex, 6.0–11.5 × 1.3–1.5 cm, smooth, yellowish to cream-coloured, basal 1.5–2.0 cm with conspicuous, irregularly elongate-rhombic, flat, sterile staminodes, these 3–10 × 2–5 mm. Fruit not seen.

    Habitat

    On slopes with limestone boulders.

    Distribution

    Native to:

    Thailand

    Amorphophallus asterostigmatus Bogner & Hett. appears in other Kew resources:

    First published in Blumea 36: 467 (1992)

    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

    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