Poaceae
Ischaemum

Ischaemum barbatum Retz.

First published in Observ. Bot. 6: 35 (1791)
This species is accepted
The native range of this species is Tropical & Subtropical Asia to W. Pacific. It is a perennial and grows primarily in the wet tropical biome.

Distribution

Native to:

Andaman Is., Assam, Borneo, Cambodia, China South-Central, China Southeast, Fiji, Hainan, India, Jawa, Laos, Lesser Sunda Is., Malaya, Maluku, Marianas, Myanmar, New Guinea, Nicobar Is., Northern Territory, Philippines, Sri Lanka, Sulawesi, Sumatera, Taiwan, Thailand, Vietnam

Introduced into:

Nigeria, Réunion

Synonyms

Homotypic Synonyms

Heterotypic Synonyms

Classification

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Publications

POWO follows these authorities in accepting this name:

  • Clayton, W.D. & Snow, N. (2010). A key to Pacific Grasses: 1-107. Kew Publishing, Royal Botanic Gardens, Kew.
  • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
  • Gilliland, H.B. (1971). A revised flora of Malaya 3: 1-319. The Royal Botanic Gardens, Singapore.
  • Henty, E.E. (1969). A manual of the grasses of New Guinea: 1-215. Division of Botany, Dpt. of Forests, LAE, New Guinea.
  • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.
  • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
  • Middleton, D.J. & al. (eds.) (2019). Flora of Singapore 7: 1-525. Singapore Botanic Gardens.
  • Pandey, R.P. & Dilwakar, P.G. (2008). An integrated check-list flora of Andaman and Nicobar islands, India. Journal of Economic and Taxonomic Botany 32: 403-500.
  • Srivastava, S.K. & Nair, V.J. (2010). Genus Ischaemum L. (Poaceae) in India. Nelumbo 52: 63-92.
  • Traiperm, P., Boonkerd, T., Chantaranothai, P. & Simpson, D.A. (2012). Notes on the genus Ischaemum (Poaceae). Kew Bulletin 67: 75-79.
  • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae. Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.

Flora of West Tropical Africa

  • Obs. Bot. 6: 35 (1791).

Kew Backbone Distributions

  • Clayton, W.D. & Snow, N. (2010). A key to Pacific Grasses: 1-107. Kew Publishing, Royal Botanic Gardens, Kew.
  • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
  • Gilliland, H.B. (1971). A revised flora of Malaya 3: 1-319. The Royal Botanic Gardens, Singapore.
  • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.
  • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
  • Pandey, R.P. & Dilwakar, P.G. (2008). An integrated check-list flora of Andaman and Nicobar islands, India. Journal of Economic and Taxonomic Botany 32: 403-500.
  • Traiperm, P., Boonkerd, T., Chantaranothai, P. & Simpson, D.A. (2012). Notes on the genus Ischaemum (Poaceae). Kew Bulletin 67: 75-79.
  • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae. Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
  • de Cordemoy, E.J. (1895). Flore de l'ile de la Réunion: 1-574. Librairie des sciences naturelles Paul Klincksieck, Paris.

Other Data

Other Kew resources that provide information on this taxon:

Date Reference Identified As Barcode Type Status Has image?
Aug 1, 2016 Merrill, E.D. [9453] Philippines K000290098 Type Yes
Aug 1, 2016 Koenig, J.G. [s.n.] India K000245679 Type Yes
Aug 1, 2016 Kerr, A.F.G. [18716] Thailand K000688759 No
Aug 1, 2016 Feilding, I.B. [s.n.] Singapore K000290074 Type Yes
Aug 1, 2016 Feilding, I.B. [s.n.] Singapore K000290076 Type Yes
Aug 1, 2016 Kerr, A.F.G. [18716] Thailand K000688758 No
Jan 23, 2009 Kerr, A.F.G. [19268] Thailand K000620017 No
Jan 23, 2009 Kerr, A.F.G. [19268] Thailand K000620018 No
Jan 23, 2009 Kerr, A.F.G. [15984] Thailand K000620028 No
Jan 23, 2009 Kerr, A.F.G. [15984] Thailand K000620029 No
Jan 23, 2009 Kerr, A.F.G. [7858] Thailand K000620010 No
Jan 23, 2009 Kerr, A.F.G. [7930] Thailand K000620011 No
Jan 23, 2009 Kerr, A.F.G. [17621] Thailand K000620014 No
Jan 23, 2009 Kerr, A.F.G. [17621] Thailand K000620013 No
Jan 23, 2009 Kerr, A.F.G. [13711] Thailand K000620019 No
Jan 23, 2009 Kerr, A.F.G. [13711] Thailand K000620020 No
Jan 23, 2009 Kerr, A.F.G. [3790] Thailand K000620033 No
Jan 23, 2009 Kerr, A.F.G. [3790] Thailand K000620034 No
Jan 23, 2009 Kerr, A.F.G. [1166] Thailand K000620012 No
Jan 23, 2009 Kerr, A.F.G. [1166] Thailand K000620064 No
Jan 23, 2009 Kerr, A.F.G. [9783] Thailand K000620008 No
Jan 23, 2009 Kerr, A.F.G. [9783] Thailand K000620009 No
Jan 23, 2009 Kerr, A.F.G. [20218] Thailand K000620016 No
Jan 23, 2009 Kerr, A.F.G. [20218] Thailand K000620015 No
Jan 23, 2009 Kerr, A.F.G. [14705] Thailand K000620032 No
Jan 23, 2009 Kerr, A.F.G. [14705] Thailand K000620030 No
Jan 23, 2009 Kerr, A.F.G. [14705] Thailand K000620031 No
Jan 23, 2009 Kerr, A.F.G. [13643] Thailand K000620025 No
Jan 23, 2009 Kerr, A.F.G. [13643] Thailand K000620024 No
Jan 23, 2009 Kerr, A.F.G. [13070] Thailand K000620022 No
Jan 23, 2009 Kerr, A.F.G. [13070] Thailand K000620023 No
Jan 23, 2009 Kerr, A.F.G. [13070] Thailand K000620021 No
Jan 23, 2009 Kerr, A.F.G. [15905] Thailand K000620027 No
Jan 23, 2009 Kerr, A.F.G. [15905] Thailand K000620026 No
Evans, F.A. [475] Macau K002382794 No
Kostermans [s.n.] Indonesia K002383809 No
Purseglove, J.W.; Shah, M. [P.4594] K002383788 Yes
Thein Lwin, U. [625] Burma K001057514 Unknown Type Material Yes
Harland [1257] Hong Kong K002382815 No
[Jaffar bin Mampak] [1] Malaysia K002383686 Yes
de Froideville, Monod [1828] Indonesia K002383794 Yes
[Jaffar bin Mampak] [6] Malaysia K002383700 Yes
Hennipman, E. [5756] Indonesia K002383761 Yes
Ramos, M. [s.n.] Philippines K002383942 No
Onochie, C.F.A. [FHI 33425] Nigeria K002384419 Yes
Phloenchit [1501] Thailand K000688712 No
s.coll. [s.n.] Malaysia K002383759 Yes
Koorders, S.H. [23297B] Indonesia K002383798 Yes
Sorensen, Th.; Larsen, K.; Hansen, B. [6328] Thailand K000688726 Yes
Sorensen, Th.; Larsen, K.; Hansen, B. [6328] Thailand K000688725 Yes
Raynal, J. [16775] Indonesia K002383997 No
Jacobs, M. [5666] Brunei K002383810 No
Sani Sambuling [707] Malaysia K002383799 Yes
Gardner, R.O. [AK344350] Papua New Guinea K002384004 No
[Mahmud bin Kassim] [2] Malaysia K002383692 Yes
Sorensen, Th.; Larsen, K.; Hansen, B. [259] Thailand K000688718 No
Beccari, O. [2199] Malaysia K002383786 Yes
Lazarides, M. [7459] Thailand K000688716 No
Evans, F.A. [408] Macau K002382790 No
s.coll. [s.n.] Malaysia K002383685 Yes
Ridley, H.W. [9103] Malaysia K002383807 No
Steward, A.N.; Cheo, H.C. [244] China K002382783 No
Hu, S.Y. [7961] Hong Kong K002382799 No
s.coll. [s.n.] Papua New Guinea K002383987 No
Hu, S.Y. [12290] Hong Kong K002382808 No
Hinds [s.n.] Hong Kong K002382816 No
Evans, F.A. [355] Macau K002382793 No
Hu, S.Y. [8019] Hong Kong K002382797 No
Playfair, G.M.H.; Consulate, H.B.M. [159] China K002382780 No
s.coll. [s.n.] China K001623021 No
He, J.D. ; J.J. [s.n.] India K002382882 Yes
He, J.D. ; J.J. [s.n.] India K001770410 Yes
Haniff, M.; Nur, M. [10385] Malaysia K000290091 Type Yes
Burkill, H.M. [HMB42] Singapore K002383691 Yes
Thwaites, G.H.K. [s.n.] Sri Lanka K000245676 Type Yes
Hu, S.Y. [8312] Hong Kong K002382802 No
Hu, S.Y. [8277] Hong Kong K002382800 No
Widjaja; Wally; Subari [EAW + EW6179] Indonesia K002383995 No
Sorensen, Th.; Larsen, K.; Hansen, B. [259] Thailand K000688717 No
Smitinand, T. [3622] Thailand K000688729 No
[Mahmud bin Kassim] [2] Malaysia K002383693 Yes
Xiao Bai-Zhong [4704] China K002382787 No
Loher, A. [1795] Philippines K002383940 No
Bunnemeyer [5879] Indonesia K002383763 Yes
But, P. [113] Hong Kong K002382806 No
Tothill, J.D. [152] Fiji K001057535 Unknown Type Material Yes
Womersley, J.S. [5120] Papua New Guinea K002384000 No
Lazarides, M. [7463] Thailand K000688713 No
Mahmud bin Kassim [4] Malaysia K002383697 Yes
Smitinand, T.; Sleumer, H. [8321] Thailand K000688714 No
Henry, A. [2299] China K002382779 No
Meijer, W. [39366] Malaysia K002383801 No
Smitinand, T. [1793] Thailand K000688727 Yes
Ravi, N. [33026] India K001057481 Type Yes
Henty, E.E. [NGF49596] Papua New Guinea K002383994 No
Koorders [27756/3] Indonesia K002383797 Yes
s.coll. [3] Indonesia K002383796 Yes
van Beusekom, C.F.; et al. [4291] Thailand K000688730 No
Hu, S.Y. [8276] Hong Kong K002382801 No
de Froideville, Monod [1777] Indonesia K002383795 Yes
s.coll. [545] Hong Kong K002382817 No
Smitinand, T. [3022] Thailand K000688715 No
Dee [615] Thailand K000688722 Yes
[Marius Jensen] [s.n.] Singapore K002383690 Yes
Eyma, P.J. [4738] Indonesia K002383988 No
Merrill, E.D. [677] Philippines K002383946 No
Sorensen, Th.; Larsen, K.; Hansen, B. [2314] Thailand K000688723 Yes
Reza Azmi; Davidson, G.; Yunus, I.; Nasir [RA612] Malaysia K002383784 Yes
Meijer, W. [SAN19764] Malaysia K002383802 No
Smitinand, T. [1930] Thailand K000688728 Yes
Ridley, H.N. [6250] Singapore K002383689 Yes
Ampon; Aban; Patrick [San74981] Malaysia K002383793 Yes
Hu, S.Y. [8254] Hong Kong K002382805 No
Guile, D.P.M. [7645] Hong Kong K002382796 No
Evans, F.A. [[450]] Macau K002382789 No
Grimes, J. [1099] Indonesia K002383755 Yes
Niyomdham, C.; Sriboonma, D. [1511] Thailand K000688721 No
Sampson, T. [64] China K002382781 No
s.coll. [31] India K001057482 Unknown Type Material Yes
Ballard, F. [1406] Sri Lanka K001057512 Unknown Type Material Yes
Forster, R.H. [F143] Malaysia K002383804 No
BCS-EFA-LM; et al. [SAN86808] Malaysia K002383760 Yes
Kostermans [s.n.] Indonesia K002383811 No
s.coll. [252] Hong Kong K002382814 No
Takhtadjan, A. [0239] Vietnam K002383717 No
Shiu Ying Hu [12183] Hong Kong K002382809 No
Wong, K.M.; Berhaman, A.; Gambukas, S. [WKM2489] Malaysia K002383757 Yes
Ridley, H.N. [s.n.] Malaysia K002383785 Yes
Hooker, J.D.; Thomson, T. [s.n.] India K000245675 Type Yes
Duistermaat, H. [S246] Singapore K002383687 Yes
Pleyte, D.R. [906] Indonesia K002384003 No
Thwaites, G.H.K. [700] Sri Lanka K000245678 Type Yes
Henry, A. [1807] Taiwan K002382788 No
Daud; Tachun [SRN.35602] Malaysia K002383792 Yes
Mahmud bin Kassim [3] Malaysia K002383698 Yes
Bor, N.L. [s.n.] Hong Kong K002382810 No
Johns, R.J.; Sands, M.; Ariffin; Awong; Shanang [6779] Brunei K002383787 Yes
Maidil; Lajiman Wasai [140555] Malaysia K002383783 Yes
Hu, S.Y. [7951] Hong Kong K002382807 No
Brass, L.J. [32468] Papua New Guinea K002383999 No
Tsang, W.T. [20886] China K002382784 No
Meyer Drees, E. [144] Indonesia K002383989 No
Balgooy, V. [3740] Indonesia K002383756 Yes
Ridley, H.N. [s.n.] Malaysia K002383790 Yes
Gibbs, L.S. [5564] Indonesia K000290102 Type Yes
Wheeler, J.M. [ANU5817] Papua New Guinea K002383993 No
Forster, R.H. [F143] K002383805 No
Mahmud bin Kassim [7] Malaysia K002383695 Yes
Xiao Bai-Zhong [4612] China K002382786 No
Mahamud bin Kassim [5] Malaysia K002383684 Yes
Evans, F.A. [45] Macau K002382792 No
[Jaffar bin Mampak] [8] Malaysia K002383696 Yes
Ledermann [6863] Papua New Guinea K002383998 No
Thwaites, G.H.K. [700] Sri Lanka K000245677 Type Yes
Sinclair, J. [10786] Singapore K002383688 Yes
Yao, K. [9298] China K002382785 No
Sorensen, Th.; Larsen, K.; Hansen, B. [5889] Thailand K000688724 No
Hu, S.Y. [8202] Hong Kong K002382798 No
Ridsdale, C.E. [NGF33697] Papua New Guinea K002383992 No
van Steenis [B162] Indonesia K002383791 Yes
Clemens, J.; Clemens, M.S. [20953] Malaysia K002383789 Yes
Motley, J. [112] Indonesia K002383806 No
Ramos, M. [179] Philippines K002383941 No
Seemann [232] Hong Kong K002382818 No
Mahmud bin Kassim [5] Malaysia K002383694 Yes
But, P. [083] Hong Kong K002382812 No
Sorensen, Th.; Larsen, K.; Hansen, B. [2709] Thailand K000688719 No
Hoogland, R.D. [4222] Papua New Guinea K002383986 No
Meijer, W. [2774] Indonesia K002383764 Yes
de Vogel, E.F. [5846] Indonesia K002383782 Yes
Henry, A. [4242] China K002382782 No
De Silva, F. [8861] India K000245674 Type Yes
Loher, A. [5039] Philippines K002383944 No
Merrill, E.D.; Kneucker, A. [605] Philippines K002383947 No
Thwaites, G.H.K. [s.n.] Sri Lanka K001057511 Unknown Type Material Yes
Mondi [138] Indonesia K002383762 Yes
Motley [65] K002383808 No
Mahmud bin Kassim [4] Malaysia K002383699 Yes
Tate, G.R. [s.n.] China K002382795 No
Khant, P. [1354] Burma K001057513 Unknown Type Material Yes
Suvarnakoses, P. [1994] Thailand K000688720 No
Evans, F.A. [108] Macau K002382791 No
Madani, L.; George, M. [SAN120842] Malaysia K002383800 No
Bor, N.L. [s.n.] Hong Kong K002382811 No
Wieringa, J.J. [1831] Indonesia K002383781 Yes
Wright, C. [s.n.] Hong Kong K002382813 No
[Amk] [s.n.] Malaysia K002383765 Yes
Hu, S.Y. [10880] Hong Kong K002382804 No
Loher, A. [1795] Philippines K002383945 No
Widjaja, E. [4285] Indonesia K002384002 No
Takhtadjan, A. [0239] Vietnam K002383718 No
Hu, S.Y. [8561] Hong Kong K002382803 No
Mondi [138] K002383758 Yes
Harkink, L. [59] Papua New Guinea K002383996 No
Forster, R.H. [F143] Malaysia K002383803 No
Tothill, J.D. [152] Fiji K001057536 Unknown Type Material Yes
Hoogland, R.D. [4786] Papua New Guinea K002384001 No
Tothill, J.D. [152a] Fiji Ischaemum vitiense K002384278 No
Tothill, J.D. [152b] Fiji Ischaemum vitiense K002384279 No
Tothill, J.D. [152a] Fiji Ischaemum vitiense K002384280 No
Tothill, J.D. [[162b]] Fiji Ischaemum vitiense K002384277 No
Jun 6, 1963 Ridley, H.N. [9143] Singapore Ischaemum magnum K000290075 Type Yes
Laegaard, S.; et a [s.n.] Malaysia Ischaemum magnum K002383936 No
Clemens, J.; Clemens, M.S. [21333] Malaysia Ischaemum magnum K002383938 No
s.coll. [11698] Indonesia Ischaemum magnum K002383937 No
Womersley, J.S. [NGF3303] Papua New Guinea Ischaemum magnum K002384089 No
Kerr, A.F.G. [9351] Thailand Ischaemum magnum K000620068 Yes
Kerr, A.F.G. [9351] Thailand Ischaemum magnum K000620067 Yes
Kerr, A.F.G. [9351] Thailand Ischaemum magnum K000620066 Yes
P.W.R. [R2708] Malaysia Ischaemum magnum K002383939 No
Kerr, A.F.G. [7858A] Thailand Ischaemum magnum K000620065 Yes

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • Flora of West Tropical Africa

    • Flora of West Tropical Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • GrassBase - The Online World Grass Flora

    • Clayton, W.D., Vorontsova, M.S., Harman, K.T. and Williamson, H. (2006 onwards). GrassBase - The Online World Grass Flora.
    • 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 Vascular Plants 2025. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0