1. Family: Araceae Juss.
    1. Genus: Sauromatum Schott
      1. Sauromatum hirsutum (S.Y.Hu) Cusimano & Hett.

        This species is accepted, and its native range is China (S. Yunnan) to N. Indo-China.

    [CATE]

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

    General Description
    Herbs, cormous, with single-celled hairs ca. 0.5mm. Underground part a depressed-globose tuber, 1.5–2.5cm in diam., producing numerous annual, subglobose, angulate offsets. Petiole 20–25cm; leaf blade pedately 5–7-foliolate; leaflets almost sessile; central leaflet elliptic, 7–31 × 2.5–10cm, apex acuminate; lateral leaflets elliptic, oblique at base, outermost one ca. 2/3 length of central one. Inflorescence appearing alongside first developing leaf; peduncle very short, 1–1.5cm. Spathe hirsute outside, smooth inside; basal part convolute but lower ca. 1cm with fused margin, ca. 4 × 2cm, slightly constricted at apex; limb laterally incurved, lanceolate-ovate, 8–13 × 5–8cm. Spadix shorter than spathe; female zone broadly cylindric-conic, to 6.5 × 10mm; ovary subcylindric, 1-loculed, with 2 or 3 ovules; stigma white or ± cream-colored, disciform; sterile zone to 3.5 cm, proximal 0.5–1cm densely covered with staminodes, rest naked, grooved; proximal staminodes pale pinkish purple or dark brownish purple, clavate, to 7mm, apex obtuse; male zone 1–1.7 × ca. 0.8cm; appendix sessile or sub-sessile, brown or grayish brown, narrowly conic, to 10.5cm, to 6 mm in diam. at base, base truncate. Infructescence naked, globose, to 4cm in diam. Berries with distinct angulate distal part, ca. 1 × 0.5cm; style remnant sharply acute, ca. 1mm.
    Habitat
    Secondary evergreen forests, tea plantations.
    Phenology
    Fl. May, fr. Jul.
    Vernacular
    mao li tou jian
    [CATE]

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

    Distribution

    Endemic to Thailand. THAILAND. Chiengmai, Doi Sutep, dry everygreen forest, alt. 1130 m, 8 July 1958, Payap 3939 (holotype C!); without exact locality, 18 May 1987, comm. S Mayo as "Arisaema 1" (K! spirit material only).

    General Description

    Monoecious, seasonally dormant herb covered with single-celled hairs c. 0-5 mm long. Tuber subglobose, 1-5-2-5 cm in diameter. Cataphylls 4, the innermost one largest, c. 10 cm long. Foliage leaves normally 1-2; petiole 20-25 cm long, basal sheath 1-5 cm long, encircling peduncle; blade pedately 5-7-foliolate, probably expanding somewhat after flowering, leaflets almost sessile; terminal leaflet elliptic, caudate at the apex, 16 cm long, 6-2 cm wide at flowering, 16-31 x 9-10 cm when fruiting; lateral leaflets elliptic but oblique at base, outermost one c. 2/3 the length of the terminal one. Peduncle very short, 1-1-5 cm long. Spathe smooth inside, hirsute outside: tube 4 cm long, 2 cm in diam., slightly constricted at the mouth, the upper 3 cm with free margins, the basal 1 cm with fused margins; blade lanceolate-ovate, laterally incurved, c. 12 x 8 cm. Spadix: basal female part 6-5 mm long; intermediate sterile part 3-5 cm long, lower 1 cm densely covered with modified sterile flowers, upper 2-5 cm naked; male part 1-7 cm long; appendix subsessile, 10-5 cm long, 6 mm diam. at the base. Female flower a unilocular subcylindric pistil with disk-shaped stigma; ovules 2-3 per locule, locule filled with jelly-like material. Sterile flowers clavate, apically rounded, 7 mm long. Infructescence globose, immature fruit 1 cm long, 0-5 cm diam.; persistent style 1 mm long (Fig. IB).

    Distribution

    Native to:

    China South-Central, Laos, Thailand, Vietnam

    Sauromatum hirsutum (S.Y.Hu) Cusimano & Hett. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mayo, S., Thailand Typhonium hirsutum 29047.710
    Hetterscheid [H.AR 36] Typhonium hirsutum 58919.000

    First published in Taxon 59: 445 (2010)

    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.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

    Literature

    CATE Araceae
    • Hen(g) Li, Guang Hua Zhu, Boyce, P.C., Murata, J., Hetterscheid, W.L.A., Bogner, J. & Jacobsen, N. 2010. Araceae in Flora of China @ efloras.org.
    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.

    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.

    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