Family:
Araceae Juss.
Genus:
Alocasia (Schott) G.Don

Alocasia longiloba Miq.

This species is accepted, and its native range is China (S. Yunnan, Guangdong) to W. & Central Malesia.

[CATE]

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

General Description
Herbs, terrestrial, small to robust, to 150cm tall, evergreen or seasonally dormant. Stem rhizomatous, elongate, erect to decumbent, sometimes subtuberous, 8–60 × 2–8cm. Leaves 1–3 together, subtended by lanceolate papery-membranous cataphylls; petiole terete, 30–120cm, glabrous, sheathing in proximal 1/4, purple-brown to green, strikingly obliquely mottled chocolate-brown; leaf blade pendent, green or flushed with purple abaxially, dark green often with major venation gray-green adaxially, narrowly hastate-sagittate, 27–85 × 14–40cm; posterior lobes peltate for (5–)10–30% of their length, acute, anterior lobe with 4–8 primary lateral veins on each side, axillary glands conspicuous, interprimary collective veins weak. Inflorescences solitary or paired; peduncle 8–18cm, resembling petioles, subtended by cataphylls. Spathe 7–17cm, abruptly constricted 1.5–3.5cm from base; proximal spathe green, ovoid; limb erect, later reflexing, pale green, lanceolate, canoe-shaped, 5.5–7.5cm. Spadix somewhat shorter than spathe, 6–13 cm, stipitate, stipe whitish, conic, ca. 5mm; female zone 1–1.5cm; pistil green, subglobose, 1.5–2mm in diam.; stigma white, subsessile or on a slender style to ca. 0.5mm, 3- or 4-lobed; sterile zone 7–10mm, narrower than fertile zones; synandrodes mostly rhombic-hexagonal, flat-topped; male zone ivory, sub-cylindric, tapered at base, 1.2–2.5cm × 4.5–8mm; synandria 4–6-merous, ± hexagonal, ca. 2mm in diam.; appendix pale orange, 3.5–9cm, subcylindric, tapering to a point. Fruiting spathe glossy green, ovoid, 4–7cm. Fruit ripening orange-red, globose-ellipsoid, ca. 1.5 × 0.75cm.
Habitat
Tropical forests, thickets.
Vernacular
jian ye hai yu
Phenology
Fr. Aug–Oct.

Native to:

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

Alocasia longiloba Miq. appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Mar 12, 2010 Marsiyo [Mar 17], Sumatera K000576471 No
34519.000 No
Mason, L.M. 34788.000 No
Leche, S. [198] 43272.000 No
Leche, S. [200] 44397.000 No
Marsh, M. [34] 45739.000 No
Leche, S. [199] 45801.000 No
Boyce, P. [384], Brunei 49923.000 No
Forman, L.L. [1082], Brunei 56476.000 No
Poulsen, A.D. [18], Malaysia 59045.000 No
Herscovitch, C., Australia 63707.000 No
Herscovitch, C., Australia 63708.000 No
Herscovitch, C., Australia 63756.000 No
Herscovitch, C., Australia 64020.000 No
Herscovitch, C., Australia 64021.000 No
Herscovitch, C., Australia 64022.000 No
Herscovitch, C., Australia 64127.000 No
Curtis, C. [s.n.], Malaysia K000291555 holotype Yes
Curtis, C. [s.n.], Malaysia K000291556 holotype Yes
s.coll. [Cat. no. s.n.] K001132685 Yes

First published in Fl. Ned. Ind. 3: 207 (1856)

Accepted by

  • Boyce, P.C. (2008). A review of Alocasia (Araceae: Colocasieae) for Thailand including a novel species and new species records from south-west Thailand Thai Forest Bulletin (Botany) 36: 1-17.
  • 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.
  • Girmansyah, D. & al. (eds.) (2013). Flora of Bali an annotated checklist: 1-158. Herbarium Bogorensis, Indonesia.
  • 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.
  • Mansor, M., Boyce, P.C., Othman, A.S. & Sulaiman, B. (2012). The Araceae of peninsular Malaysia: 1-146. Penerbit Universiti Sains Malaysia.
  • Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.

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

  • Girmansyah, D. & al. (eds.) (2013). Flora of Bali an annotated checklist: 1-158. Herbarium Bogorensis, Indonesia.
  • Wu, Z. & Raven, P.H. (eds.) (2010). Flora of China 23: 1-515. Missouri Botanical Garden Press, St. Louis.

  • 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

    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 2022. 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 2022. 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

  • Kew Science Photographs

    Copyright applied to individual images