Skip to main content
This species is accepted, and its native range is Mexico. It is used to treat unspecified medicinal disorders.

[FSOM]

M. Thulin et al. Flora of Somalia Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit
Annual herb, erect or decumbent, 0.3–1 m high; branches with long hairs
Morphology Leaves
Leaves ovate, 2–6´1.5–4 cm, dentate
Morphology Reproductive morphology Inflorescences
Capitula in terminal cymes; involucre c. 3.5 mm long
Morphology Reproductive morphology Flowers Florets
Florets c. 50, mauve or white, 1.5–2 mm long
Morphology Reproductive morphology Fruits
Achenes black, 5-angled, 1.4–2 mm long; pappus of 5–6 scales 0.5–1 mm long, one of the scales elongated into a 2–3 mm long awn.
Distribution
S2 widespread tropical weed.
Ecology
Low altitude.
Note
The single collection was cited by Chiovenda in Fl. Somala 3: 136 (1936) and is present in MOD.

[CPLC]

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Nativa en Colombia; Alt. 0 - 3420 m.; Amazonia, Andes, Llanura del Caribe, Orinoquia, Pacífico, Valle del Cauca, Valle del Magdalena.
Morphology General Habit
Hierba, subarbusto
Conservation
Preocupación Menor

[FTEA]

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

Morphology General Habit
Annual herb to 1 m tall, malodorous; stem erect to occasionally decumbent, terete, sparsely pilose and whitish pubescent, especially at nodes, to subglabrous.
Morphology Leaves
Leaves opposite to occasionally sub-opposite above, with pubescent petiole 0.3–3 cm, blade ovate to rhomboid, 2.2–8.5 cm long, 1.2–6 cm wide, base obtuse, margins crenate to serrate, apex acute or obtuse, upper surface subglabrous to sparsely pilose, lower surface moderately pilose.
Morphology Reproductive morphology Inflorescences
Inflorescence much branched, open, of 1–several bunches of ± 7–40 heads borne in open to dense cymose clusters on pubescent and pilose bracteolate peduncles; capitula 4–5 mm in diameter; stalks of individual capitula 2–12 mm, extending in fruit to 37 mm; phyllaries bi-seriate, green, ovate to oblong-lanceolate, usually 2-ribbed, outer series 3.5–4.5 mm long, 0.9–1 mm wide, inner slightly narrower, margins basally entire, erose to lacerate at apex, rarely entire, apex abruptly contracted to point, occasionally short-acuminate, often purple, glabrous to subglabrous to very sparesly pilose.
Morphology Reproductive morphology Flowers Florets
Florets 40–57, corolla tubular to sub-urceolate, 2–2.2 mm long, tube white, limb externally glabrous to sub-glabrous, lobes acute, blue, white, mauve, or purple; anthers basally rounded; style-arms blue, white, mauve or purple, exserted for 0.8–1.2 mm, papillate.
Morphology Reproductive morphology Fruits
Achenes 1.2–1.8 mm long, glabrous between ribs; pappus of 5 triangular scales 1.9–2 mm long, acuminate into a slender awn (see note), margins scabrid.
Figures
Fig. 181/1–8 (page 828).
Habitat
Weedy escape in cultivation and post-cultivation, often a pioneer on cleared land such as logging tracks, also in grassland and Acacia woodland; 0-2150 m
Distribution
pantropical K1 K2 K3 K4 K5 K6 K7 P T1 T2 T3 T4 T5 T6

[UPB]

The Useful Plants of Boyacá project

Morphology General Habit
Herb or subshrub.
Conservation
Least concern.
Distribution
Native from Colombia.
Ecology
Alt. 0 - 3420 m.

[FWTA]

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

Morphology General Habit
A faintly aromatic erect or procumbent annual herb 1-3 ft. high
Morphology Reproductive morphology Flowers Florets
Mauve florets in heads about 1/4 in. long
Note
A common weed.

[UPB]
Use Medicines Unspecified Medicinal Disorders
Medicinal (State of the World's Plants 2016, Instituto Humboldt 2014).

Native to:

Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southwest

Introduced into:

Alabama, Andaman Is., Angola, Argentina Northeast, Argentina Northwest, Assam, Bahamas, Bangladesh, Benin, Bolivia, Botswana, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Bulgaria, Burkina, California, Cambodia, Cameroon, Cape Provinces, Cape Verde, Caroline Is., Central African Repu, Chad, Chagos Archipelago, China North-Central, China South-Central, China Southeast, Christmas I., Colombia, Comoros, Congo, Connecticut, Cook Is., Costa Rica, Cuba, Dominican Republic, East Himalaya, Ecuador, Egypt, Ethiopia, Fiji, Florida, France, French Guiana, Gabon, Georgia, Guinea-Bissau, Gulf of Guinea Is., Guyana, Hainan, Haiti, Hawaii, India, Italy, Ivory Coast, Jawa, Kazan-retto, Kentucky, Korea, KwaZulu-Natal, Laccadive Is., Laos, Leeward Is., Madagascar, Madeira, Malaya, Maldives, Mali, Marianas, Marquesas, Marshall Is., Maryland, Mauritania, Mauritius, Mississippi, Missouri, Mozambique, Myanmar, Nansei-shoto, Nepal, New Caledonia, New South Wales, Nicobar Is., Niue, Norfolk Is., North Carolina, Northern Provinces, Northern Territory, Ogasawara-shoto, Oman, Palestine, Panamá, Paraguay, Peru, Philippines, Puerto Rico, Queensland, Rodrigues, Réunion, Samoa, Saudi Arabia, Senegal, Seychelles, Society Is., Socotra, South China Sea, Sri Lanka, Sudan, Suriname, Swaziland, Taiwan, Thailand, Togo, Tonga, Transcaucasus, Trinidad-Tobago, Tuamotu, Tubuai Is., Turks-Caicos Is., Uruguay, Uzbekistan, Venezuela, Venezuelan Antilles, Vietnam, West Himalaya, Windward Is., Yugoslavia, Zambia, Zaïre, Zimbabwe

Spanish
Mentrasto, hierba de Santa Lucía, retentina, marrubio blanco, chiva, marrubio, marubio, mastranto, yerba de chino.

Ageratum conyzoides L. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Aug 1, 2015 Paie [S. 51821], Sarawak K001045445
Jan 1, 2010 Rafidah [64263], Peninsular Malaysia K000705399
Jan 1, 2010 Saw [48210], Peninsular Malaysia K000705436
Jun 1, 2009 Mike [14], Malaysia K000610777
Jan 1, 2009 Ezrom, P. [254], Tanzania K000614942
Jan 1, 2009 Kindeketa, W.J. [2646], Tanzania K000614950
Jan 1, 2009 Nguyen, V.D. et al. [HNK 1629], Vietnam K000575521
Jan 1, 2008 Harris, T. [198], Mozambique K000614507
Jan 1, 2004 Pollard, B.J. [431], Cameroon K000746657
Dec 1, 1996 Dawson, S. [37], Cameroon K000051829
May 1, 1993 Boog [s.n.], Brazil K000488632
Jan 1, 1993 Breteler, F.J. [206], Cameroon K000051827
Jan 1, 1987 Thompson, S.A. [1598], Cameroon K000051848
Jan 1, 1966 Irwin, H.S. [8886], Brazil K000924543
Jan 1, 1953 Boughey, A.S. [6765], Cameroon K000051823
Jan 1, 1953 Boughey, A.S. [7024], Cameroon K000051826
Jan 1, 1953 Boughey, A.S. [7025], Cameroon K000051822
Jan 1, 1952 Boughey, A.S. [7021], Cameroon K000051825
McWhinter, J. [53], Madagascar 32206.000
Rakoto, R. [241], Madagascar K000662030
Maitland, T.D. [0s.n.43], Cameroon K000051838
Ogu [206], Cameroon K000051840
Dunlap [32], Cameroon K000051843
Chuml, H. [203], Cameroon K000051846
Thompson, S.A. [1338], Cameroon K000051849
Eiten, G. [6240], Brazil K000924540
s.coll. [Cat. no. 3176], India K001118676
Macgilay [3], Brazil K000924537
Dusén, P. [8941], Brazil K000924547
Widgren [s.n.], Brazil K000924546
Baker, J.G. [s.n.], Brazil K000924539
Brunt, M.A. [912], Cameroon K000051845
Dunlap [74], Cameroon K000051841
s.coll. [Cat. no. 3176] K001118675
Poiteau, P.A. [s.n.], French Guiana K000924541 Unknown type material
Burchell [6607], Brazil K000955417
Morton, J.K. [463], Cameroon K000051824
Burchell [1057], Brazil K000955419
Hutchinson, J. [119], Cameroon K000051833
Rambo, B. [42410], Brazil K000924538
s.coll. [Cat. no. 3176] K001118677
Burchell [807], Brazil K000955420
Glaziou, A. [8734], Brazil K000955416
s.coll. [Cat. no. 3176] K001118674
Burchell [854], Brazil K000955418
Gaudichaud, C. [s.n.], Brazil K000924542
Philcox, D. [3989], Brazil K000924544
Bruneau, A. [502], Cameroon K000051844
Gillivray, J.M. [253], Brazil K000924536
Kibure, O.A. [1099], Tanzania K000612955
Rakota, R. [349], Madagascar K000662040
Patel, H. [7396], Mozambique K000613658
Burchell [8649-2], Brazil K000955415
Maitland, T.D. [43], Cameroon K000051834
Maitland, T.D. [293], Cameroon K000051835
Philcox, D. [4477], Brazil K000924545
Wallich, N. [Cat. no. 3176], Myanmar K001118679
s.coll. [Cat. no. 3176] K001118678
De Silva, F. [Cat. no. 3177] Ageratum cordifolium K001118680
s.coll. [Cat. no. 3177] Ageratum cordifolium K001118682
s.coll. [Cat. no. 3177] Ageratum cordifolium K001118681
May 1, 1993 Oersted, A.S. [251], Costa Rica Ageratum oerstedii K000488640 holotype

First published in Sp. Pl.: 839 (1753)

Accepted by

  • Balkrishna, A. (2018). Flora of Morni Hills (Research & Possibilities): 1-581. Divya Yoga Mandir Trust.
  • Barooah, C. & Ahmed, I. (2014). Plant diversity of Assam. A checklist of Angiosperms and Gymnosperms: 1-599. Assam science technology and environment council, India.
  • Barthelat, F. (2019). La flore illustrée de Mayotte: 1-687. Biotope éditions.
  • Chou, S., Chhnang, P. & Kim, Y. (2016). A Checklist for the Seed Plants of Cambodia: 1-272. National Institute of Biological Resources, Korea.
  • 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.
  • Ghazanfar, S.A. (1992). An Annotated Catalogue of the Vascular Plants of Oman and their Vernacular names Scripta Botanica Belgica 2: 1-153.
  • Koyama, H., Bunwong, S., Pornpongrungrueng, P. & Hind, D.J.N. (2016). Flora of Thailand 13(2): 143-428. The Forest Herbarium, Royal Forest Department.
  • Prakash, L. & Balasubramanian, P. (2018). Invasive alien flora of Sathyamangalam Tiger Reserve in Southern Eastern Ghats, India Indian Forester 144: 857-862.
  • 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

Useful Plants of Boyacá Project

  • Instituto de Investigación de Recursos Biológicos Alexander von Humbodlt (2014). Plantas alimenticias y medicinales nativas de Colombia. 2567 registros, aportados por: Castellanos, C. (Contacto del recurso), Valderrama, N. (Creador del recurso, Autor), Castro, C. (Proveedor de metadatos), Bernal, Y. (Autor), García, N. (Autor). Versión 11.0. http://i2d.humboldt.org.co/ceiba/resource.do?r=ls_colombia_magnoliophyta_2014
  • Kew's Economic Botany collection in The State of the World’s Plants Report–2016. (2016). Royal Botanic Gardens, Kew https://stateoftheworldsplants.org/2016/

Flora of West Tropical Africa

  • Chev. Bot. 360.
  • F.T.A. 3: 300
  • Sp. Pl. 839 (1753)

Kew Backbone Distributions

  • (2020). https://www.jstor.org/stable/26958715 epublication.
  • Barooah, C. & Ahmed, I. (2014). Plant diversity of Assam. A checklist of Angiosperms and Gymnosperms: 1-599. Assam science technology and environment council, India.
  • Barthelat, F. (2019). La flore illustrée de Mayotte: 1-687. Biotope éditions.
  • Chou, S., Chhnang, P. & Kim, Y. (2016). A Checklist for the Seed Plants of Cambodia: 1-272. National Institute of Biological Resources, Korea.
  • Ghazanfar, S.A. (1992). An Annotated Catalogue of the Vascular Plants of Oman and their Vernacular names Scripta Botanica Belgica 2: 1-153.
  • Koyama, H., Bunwong, S., Pornpongrungrueng, P. & Hind, D.J.N. (2016). Flora of Thailand 13(2): 143-428. The Forest Herbarium, Royal Forest Department.
  • Prakash, L. & Balasubramanian, P. (2018). Invasive alien flora of Sathyamangalam Tiger Reserve in Southern Eastern Ghats, India Indian Forester 144: 857-862.
  • 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 Somalia

  • Flora Somalia, (2000) Author: by H. Beentje [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • Agnew, A.D.Q. & Agnew, S., Upland Kenya Wild Flowers, ed. 2: 204, t. 80 (1994).
  • Bojer, Hort. Maurit.: 177 (1837).
  • C.D. Adams in Flora of West Tropical Africa ed. 2, 2: 287 (1963).
  • Cufod., Enumeratio Plantarum Aethiopiae Spermatophyta (Supplement in Bull. Jard. Bot. Brux.) p. 1079 (1966).
  • D.J.N. Hind in Fl. Mascar. 109: 234, t. 81/1–7 (1993).
  • E. Lind & A. Tallantire, Some Common Flowering Plants of Uganda p. 182, fig. 122 (1962).
  • E.K. Banda & B. Morris, Common Weeds Malawi: 10, fig. 11 (1986).
  • F. W. Andr., The Flowering Plants of the Sudan 3: 8 (1956).
  • H.M. Burkill, Useful Pl. W. Trop. Afr. ed. 2, 1: 443 (1985).
  • Harv. in Fl. Cap.: 57 (1865).
  • Humbert, Fl. Madag. 189: 201, fig. 39/10–13 (1960).
  • L., Sp. Pl.: 839 (1753).
  • Lisowski, Asterac. Fl. Afr. Centr.: 473, fig. 95 (1991).
  • M.F. Johnson in Ann. Missouri Bot. Gard. 58: 26 (1971).
  • Maquet in Fl. Rwanda 3: 570, fig. 174/1 (1985).
  • O. Hoffm. in Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete, Theile C.: 406 (1895).
  • Oliv. & Hiern, Flora of Tropical Africa 3: 300 (1877).
  • R. O. Williams, Useful and Ornamental Plants in Zanzibar and Pemba p. 110 (1949).

Art and Illustrations in Digifolia
Digital Image © Board of Trustees, RBG Kew

Catálogo de Plantas y Líquenes de Colombia
http://creativecommons.org/licenses/by-nc-sa/3.0

Colombian resources for Plants made Accessible
http://creativecommons.org/licenses/by/3.0/

Flora of Somalia
Flora of Somalia
http://creativecommons.org/licenses/by-nc-sa/3.0

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

Flora of West Tropical Africa
Flora of West Tropical Africa
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 2021. 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 2021. 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
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Useful Plants of Boyacá Project
ColPlantA database
http://creativecommons.org/licenses/by-nc-sa/3.0
http://creativecommons.org/licenses/by/3.0/