1. Family: Araceae Juss.
    1. Genus: Sauromatum Schott
      1. Sauromatum horsfieldii Miq.

        This species is accepted, and its native range is S. China to Indo-China, Sumatera to Lesser Sunda Islands (Bali).

    [CATE]

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

    General Description
    Underground part a subglobose todepressed-globose tuber, producing annual offsets. Petiole variable in color, uniform, striped, or spotted, ranging from green to purple, 35–60cm; leaf blade abaxially pale to gray-green, sometimes with scattered reddish purple spots, adaxially mid- to dark rich velvety green, with or without reddish main vein or splashed with golden spots along main vein, pedatisect, 7–13-lobed; lobes elliptic to lanceolate, margin flat or sinuous, entire or occasionally crenate, apex acute. Peduncle 4.5–20 cm. Spathe convolute at base, outside pale or mid-green or dull mid- to dark brown, with or without a few reddish or blackish brown spots or stripes, inside white or whitish green, base ovoid, occasionally with 1 or a few shallow keels, apex ± constricted; limb slightly arching, outside pale or mid-green, dirty greenish, or dirty pale brownish, with or without a few indistinct darker spots, inside whitish, pale green, with or without a few scattered blackish purple spots, ovate to oblong-ovate, cymbiform, 6–17 × 4–6cm, often keeled at midrib, apex acuminate to caudate. Spadix shorter than spathe; female zone cylindric or slightly conic, 2.5–10 × 4–8 mm; ovary ovoid to oblong-ovoid, 1loculed, 1- or 2-ovuled; stigma very small, in a depression of apex of ovary or ringlike surrounding depression; sterile zone narrowly fusiform-conic, 2–6cm, 3–7mm in diam. at base, entirely covered by staminodes; proximal staminodes with rhombic, flat base and aristate to clavate process, latter strongly bent upward, white, clavate part yellowish white or occasionally dark red; subbasal staminodes exclusively aristate, strongly pointing upward parallel to spadix axis, ± cream-colored; distal staminodes fused into vertical ridges with numerous irregular short processes, often arranged in ridges, white; male zone cylindric, 6–10 × 2–7mm; male flowers white, distal ones often sterile and subclavate to spatulate or occasionally aristate; appendix subsessile or more distinctly stipitate, cream-colored or more rarely grayish brown with purple spots, cylindric or rarely fusiform, 1.5–4.5cm × 2–6mm, slightly tapering to obtuse apex, smooth or strongly corrugate, base attenuate to stipe; stipe sometimes ridged-verrucate. Fruiting zone with spathe base remaining; berries pale green when mature, obovoid to ellipsoid, corrugate and shallowly grooved.
    Habitat
    Evergreen, bamboo, or secondary forests, grasslands, between rocks.
    Vernacular
    xi nan li tou jian

    Images

    Distribution

    Native to:

    Cambodia, China South-Central, China Southeast, Jawa, Laos, Lesser Sunda Is., Myanmar, Sumatera, Thailand, Vietnam

    Sauromatum horsfieldii Miq. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Blanc, P. [136], Thailand Typhonium larsenii 45262.000
    Jan 1, 1993 Garrett, H.B.G. [527], Thailand Typhonium horsfieldii K000400686 Unknown type material
    Jan 1, 1993 Kerr, A.F.G. [16109], Thailand Typhonium horsfieldii K000400688 Unknown type material
    Jan 1, 1993 Put [s.n.], Thailand Typhonium horsfieldii K000400689 lectotype
    Jan 1, 1993 Horsfield, T. [722], Jawa Typhonium horsfieldii K000400694 holotype
    Jan 1, 1993 McLelland, J. [s.n.], Myanmar Typhonium horsfieldii K000400687 Unknown type material
    Jul 7, 1962 Horsfield, T. [s.n.], Jawa Typhonium horsfieldii K000099894 holotype
    Chantaranothai, P. [90/456], Thailand Typhonium fallax 58922.000

    First published in Fl. Ned. Ind. 3: 196 (1856)

    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.
    • Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.

    Not accepted by

    • 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. [Cited as Typhonium horsfieldii.]

    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.
    • Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.
    • Tanaka, N., Koyama, T. & Murata, J. (2005). The flowering plants of Mt. Popa, central Myanmar - Results of Myanmar-Japanese joint expeditions, 2000-2004 Makinoa 5: 1-102.

    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