Crassocephalum crepidioides (Benth.) S.Moore

This species is accepted, and its native range is Tropical & S. Africa, Madagascar.

[FTEA]

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Annual herb 25–120(–150) cm tall, rarely a short-lived perennial; stems erect, green, often flecked with dull purplish-red, pubescent.
Morphology Leaves
Leaves sessile, obovate, broadly elliptic, rhombic or ovate, unlobed or pinnato-lyrately 2–8-lobed, 5–26 cm long, 2–10 cm wide, cuneate or attenuate and slightly decurrent onto an exauriculate petioloid base, margins usually coarsely and sometimes irregularly sinuate-serrate or sinuate-serrato-bidentate, apex obtuse to acute, pilose-setulose, sometimes with purplish margins or purplish-tinged beneath especially on main veins.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula few to numerous in dense to fairly lax terminal corymbs, discoid, drooping in bud and at anthesis, becoming erect in flower and fruit; stalks of the individual capitula pubescent; involucre cylindrical or ± so above a somewhat bulging base, 9–13.5 mm long, 3–5 mm in diameter; bracts of calyculus 6–21, purplish or blackish with darker tips, 2–6 mm long, scattered-pubescent or at least ciliate; phyllaries 13–21, usually 21 or less frequently 13, yellow-green or green with purplish or blackish tips, 8–12.5 mm long, scattered-setulose, or rarely glabrous.
Morphology Reproductive morphology Flowers Florets
Ray florets 0; disc florets many, with orange-red or brick-red, rarely yellow corolla-lobes and red style-arms, tube often yellow, corolla 7–12 mm long, glabrous, slender, gradually expanded in upper third, lobes 0.5–1 mm long.
Morphology Reproductive morphology Fruits
Achenes 1.8–2.7 mm long, ribbed, shortly hairy between the ribs; pappus 7–13 mm long.
Habitat
In moist sites along rivers or lakes, in forest margins and secondary vegetation, a common weed of disturbed places and cultivation; 0–2500 m
Distribution
K1 K3 K4 K5 K6 K7 P T1 T2 T3 T4 T5 T6 T7 W Africa from Senegal to Cameroon, Sudan, Ethiopia, and S to South Africanaturalized in large parts of tropical Asia and the Pacific

[FWTA]

Compositae, C. D. Adams. Flora of West Tropical Africa 2. 1963

Morphology General Habit
A stout erect herb up to about 3 ft. high
Morphology Reproductive morphology Flowers Florets
Bright brownish-red florets in heads 1/3-1/2 in. long
Ecology
A weed of farms and waste places.

Native to:

Angola, Benin, Cameroon, Cape Provinces, Central African Repu, Congo, Ethiopia, Gabon, Ghana, Guinea, Gulf of Guinea Is., Ivory Coast, KwaZulu-Natal, Liberia, Madagascar, Mozambique, Nigeria, Northern Provinces, Senegal, Sierra Leone, Sudan, Swaziland, Togo, Zambia, Zaïre, Zimbabwe

Introduced into:

Assam, Bangladesh, Cambodia, Caroline Is., China South-Central, China Southeast, Christmas I., Costa Rica, Dominican Republic, East Himalaya, Fiji, Florida, Guatemala, Hawaii, Honduras, India, Jamaica, Japan, Jawa, Korea, Laos, Malaya, Marianas, Marquesas, Mauritius, Myanmar, Nepal, New Guinea, New South Wales, Niue, Norfolk Is., Philippines, Puerto Rico, Queensland, Society Is., Sri Lanka, Thailand, Tibet, Tonga, Turkey, Vietnam, Yemen

English
Thickhead

Crassocephalum crepidioides (Benth.) S.Moore appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Jan 1, 2013 Wardi et al. [BOHK 467], Indonesia K000734573 No
May 10, 2009 Utteridge, T.M.A. [554], Papua New Guinea K000605260 No
Apr 1, 2009 Asik [136906], Sabah K000610479 No
Jan 1, 2009 de Kok, Rogier [1276], Sumatera K000576184 No
Nov 1, 2008 Cheek, M. [13535], Cameroon K000008195 No
Feb 1, 2008 Gereau, R.E. [6732], Tanzania K000438237 No
Feb 1, 2008 Gereau, R.E. [6733], Tanzania K000438236 No
Jan 1, 2008 Ezrom, P. et al. [175], Tanzania K000612530 No
Jan 1, 2004 Onana, J.-M. [1844], Cameroon K000746673 No
Jan 1, 2004 Ghogue, J.-P. [1052], Cameroon K000746681 No
Jan 1, 2004 Etuge, M. [4718], Cameroon K000746680 No
Jan 1, 2004 Cheek, M. [8387], Cameroon K000198544 No
Jan 1, 2004 Pollard, B.J. [440], Cameroon K000746674 No
Jun 1, 2000 Cheek, M. [8493], Cameroon K000746914 No
May 1, 2000 Etuge, M. [4592], Cameroon K000746913 No
Jan 1, 1968 Leeuwenberg, A.J.M. [6897], Cameroon K000052391 No
Aug 1, 1948 Vogel [139], Equatorial Guinea K000306766 Yes
Aug 1, 1948 Vogel [s.n.], Equatorial Guinea K000306767 Yes
Jan 1, 1948 Hutchinson, J. [133], Cameroon K000052393 No
Eggeling, W.J. [5829], Uganda 10647.000 No
Deighton, F.C. [5374], Sierra Leone 12294.000 No
Greenway, P.J. [8444], Tanzania 16259.000 No
Ash [1461], Ethiopia 35655.000 No
4735.000 No
Deighton, F.C. [5375], Sierra Leone 4736.000 No
Belcher, C, Kenya 4737.000 No
Buxton, P.A. [s.n.] 8650.000 No
Wild, H. [37374], Zimbabwe 8651.000 No
Patel, H. [7331], Mozambique K000613593 No
Dunlap [150], Cameroon K000052394 No
Timberlake, J. [5070], Mozambique K000613450 No
Kayombo, C.J. [4942], Tanzania K000612930 No
Laizer, G.S. [1428], Tanzania K000614907 No

First published in J. Bot. 50: 211 (1912)

Accepted by

  • Barooah, C. & Ahmed, I. (2014). Plant diversity of Assam. A checklist of Angiosperms and Gymnosperms: 1-599. Assam science technology and environment council, India.
  • Beentje, H.J. (2021). Flore du Gabon 56: 1-148. Muséum National D'Histoire Naturelle, Paris.
  • Fosberg, F.R., Sachet, M.-H., Oliver, R. (1979). A geographical checklist of the Micronesian Dicotyledonae. Micronesica; Journal of the College of Guam 15: 41-295.
  • Kiew, R. & al. (eds.) (2021). Malayan Forest Records 49: 1-403.
  • Koyama, H., Bunwong, S., Pornpongrungrueng, P. & Hind, D.J.N. (2016). Flora of Thailand 13(2): 143-428. The Forest Herbarium, Royal Forest Department.
  • Lorence, D.H. & Wagnwe, W.L. (2020). Flora of the Marquesas Islands 2: 413-1135. National Tropical Botanic Garden, Smithsonian, DRPF.
  • Pruski, J.F. (ed.) (2018). Flora Mesoamericana 5(2): 1-608. Universidad Nacional Autónoma de México, México, D.F.
  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.
  • Sarder, N.U. & Hassan, M.A. (eds.) (2018). Vascular flora of Chittagong and the Chittagong Hill Tracts 3: 1-978. Bangladesh National Herbarium, Dhaka.
  • Turner, I.M. (1995). A catalogue of the Vascular Plants of Malaya. Gardens' Bulletin Singapore 47(1): 1-346.

Literature

Flora of West Tropical Africa

  • in J. Bot. 50: 211 (1912).

Kew Backbone Distributions

  • Barooah, C. & Ahmed, I. (2014). Plant diversity of Assam. A checklist of Angiosperms and Gymnosperms: 1-599. Assam science technology and environment council, India.
  • Beentje, H.J. (2021). Flore du Gabon 56: 1-148. Muséum National D'Histoire Naturelle, Paris.
  • Chou, S., Chhnang, P. & Kim, Y. (2016). A Checklist for the Seed Plants of Cambodia: 1-272. National Institute of Biological Resources, Korea.
  • Liogier, A.H. (1996). Flora de la Española 8: 1-588. Instituto Tecnológico de Santo Domingo.
  • Lorence, D.H. & Wagnwe, W.L. (2020). Flora of the Marquesas Islands 2: 413-1135. National Tropical Botanic Garden, Smithsonian, DRPF.
  • Pruski, J.F. (ed.) (2018). Flora Mesoamericana 5(2): 1-608. Universidad Nacional Autónoma de México, México, D.F.
  • Sarder, N.U. & Hassan, M.A. (eds.) (2018). Vascular flora of Chittagong and the Chittagong Hill Tracts 3: 1-978. Bangladesh National Herbarium, Dhaka.

Flora of Tropical East Africa

  • Agnew, A.D.Q. & Agnew, S., Upland Kenya Wild Flowers, ed. 2: 219 (1994).
  • C. Jeffrey in Fl. Masc. 109: 159 (1993).
  • C. Jeffrey in Kew Bulletin 41: 908 (1986).
  • E. Lind & A. Tallantire, Some Common Flowering Plants of Uganda p. 182 (1962).
  • F. W. Andr., The Flowering Plants of the Sudan 3: 21 (1956).
  • Lisowski, Aster. Fl. Afr. Centr. 2: 354 (1991).
  • Maquet in Fl. Rwanda 3: 652 (1985).
  • S.Moore in Journal of Botany 50: 211 (1912).

  • Flora of Tropical East Africa

    Flora of Tropical East Africa
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  • Flora of West Tropical Africa

    Flora of West Tropical Africa
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  • 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 Living Collection Database

    Common Names from Royal Botanic Gardens, Kew Living Collection https://www.kew.org/

  • 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

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