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This genus is accepted, and its native range is Termp. Eurasia to Indian Subcontinent, Macaronesia to Ethiopia and Zambia.

[FTEA]

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

Morphology General Habit
Herbs with spiny wings on stems
Morphology Leaves
Leaves alternate, pinnatifid (in ours), with spine-tipped teeth
Morphology Reproductive morphology Inflorescences Capitulum
Capitula homogamous, discoid; phyllaries many, in several series, imbricate, usually spine-tipped; receptacle densely setose
Morphology Reproductive morphology Flowers Florets
Florets hermaphrodite, rarely unisexual, narrowly tubular with a broad, deeply 5-lobed limb; anthers with sagittate bases, the adjacent auricles connate, tailed; style with an abrupt swelling with a ring of hairs just below the branches, these flat and ± connate, diverging only distally
Morphology Reproductive morphology Fruits
Achenes with a raised annular collar; pappus many-seriate, of plumose bristles connate into a ring at the base.

[FSOM]

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

Morphology General Habit
Herbs with spiny wings on stems
Morphology Leaves
Leaves alternate, pinnatifid (in Somalia), with spine-tipped teeth
Morphology Reproductive morphology Inflorescences
Capitula homogamous, discoid; phyllaries many, in several series, usually spine-tipped
Morphology Reproductive morphology Flowers Florets
Florets slender
Morphology Reproductive morphology Flowers Gynoecium Style
Style with an abrupt swelling with a ring of hairs just below the branches, these flat and±connate, diverging only distally
Morphology Reproductive morphology Fruits
Achenes with a raised annular collar; pappus many-seriate, of plumose bristles connate into a ring at the base.
Distribution
Some 450 species, mainly in north temperate regions, with several widespread weeds (thistles).

[FZ]

Compositae, G. V. Pope. Flora Zambesiaca 6:1. 1992

Morphology General Habit
Perennial or biennial (annual) herbs.
Morphology Stem
Stems spiny-winged from decurrent leaf bases, rarely unarmed.
Morphology Leaves
Leaves pinnatifid in the Flora Zambesiaca area (entire) with spine-tipped teeth at the margins.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula homogamous, discoid, loosely aggregated (or large solitary and terminal) on the branches.
Morphology Reproductive morphology Inflorescences Bracts Phyllaries
Phyllaries numerous many-seriate imbricate appressed, ± patent apically and usually spine-tipped, with or without subterminal vitta, margins entire to spinulose or lacerate.
Morphology Reproductive morphology Flowers Receptacle
Receptacle flat or convex, densely long-setose.
Morphology Reproductive morphology Flowers Florets
Florets hermaphrodite (rarely unisexual); corollas white to purple (yellowish), narrowly tubular with a broad deeply 5-lobed limb.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anther bases sagittate, the adjacent auricles connate and produced into entire or lacerate tails.
Morphology Reproductive morphology Flowers Gynoecium Style
Style 2-branched, with an abrupt swelling below the branches and a ring of hairs at or below the swelling; the branches erect, long somewhat flat and ± connate, diverging only near the tips.
Morphology Reproductive morphology Fruits
Achenes ± oblong, compressed smooth, glabrous with a raised annular collar at the apex, attachment-scar sub-basal oblique or ± horizontal.
Morphology Reproductive morphology Seeds
Pappus many-seriate; setae plumose, connate into a ring at the base, deciduous (± persistent), longest in the innermost series.

Native to:

Afghanistan, Alabama, Alaska, Albania, Alberta, Aleutian Is., Algeria, Altay, Amur, Arizona, Arkansas, Assam, Austria, Azores, Bahamas, Baleares, Baltic States, Bangladesh, Belarus, Belgium, Belize, British Columbia, Bulgaria, Buryatiya, California, Central European Rus, China North-Central, China South-Central, China Southeast, Chita, Colombia, Colorado, Connecticut, Corse, Costa Rica, Cyprus, Czechoslovakia, Delaware, Denmark, District of Columbia, East Aegean Is., East European Russia, East Himalaya, El Salvador, Ethiopia, Finland, Florida, France, Føroyar, Georgia, Germany, Great Britain, Greece, Greenland, Guatemala, Honduras, Hungary, Idaho, Illinois, India, Indiana, Inner Mongolia, Iowa, Iran, Iraq, Ireland, Irkutsk, Italy, Japan, Kamchatka, Kansas, Kazakhstan, Kentucky, Kenya, Khabarovsk, Kirgizstan, Korea, Krasnoyarsk, Kriti, Krym, Kuril Is., Labrador, Lebanon-Syria, Libya, Louisiana, Madeira, Magadan, Maine, Manchuria, Manitoba, Maryland, Massachusetts, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Michigan, Minnesota, Mississippi, Missouri, Mongolia, Montana, Morocco, Myanmar, Nansei-shoto, Nebraska, Nepal, Netherlands, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, Newfoundland, Nicaragua, North Carolina, North Caucasus, North Dakota, North European Russi, Northwest European R, Northwest Territorie, Norway, Nova Scotia, Ogasawara-shoto, Ohio, Oklahoma, Ontario, Oregon, Pakistan, Palestine, Panamá, Pennsylvania, Philippines, Poland, Portugal, Primorye, Prince Edward I., Qinghai, Québec, Rhode I., Romania, Rwanda, Sakhalin, Sardegna, Saskatchewan, Saudi Arabia, Sicilia, Sinai, South Carolina, South Dakota, South European Russi, Spain, Sudan, Sweden, Switzerland, Tadzhikistan, Taiwan, Tanzania, Tennessee, Texas, Thailand, Tibet, Transcaucasus, Tunisia, Turkey, Turkey-in-Europe, Turkmenistan, Tuva, Uganda, Ukraine, Utah, Uzbekistan, Vermont, Vietnam, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Wisconsin, Wyoming, Xinjiang, Yakutskiya, Yemen, Yugoslavia, Yukon, Zambia

Introduced into:

Argentina Northeast, Argentina Northwest, Argentina South, Bolivia, Canary Is., Cape Provinces, Chatham Is., Chile Central, Chile North, Chile South, Cuba, Dominican Republic, Ecuador, Falkland Is., Free State, Hawaii, Iceland, Juan Fernández Is., Kermadec Is., KwaZulu-Natal, Lesotho, New South Wales, New Zealand North, New Zealand South, Norfolk Is., Northern Provinces, Northern Territory, Nunavut, Paraguay, Peru, Puerto Rico, Queensland, Réunion, South Australia, Tasmania, Uruguay, Victoria, Western Australia

Cirsium Mill. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Rico, L. [1719], Armenia K000297245

First published in Gard. Dict. Abr., ed. 4.: s.p. (1754)

Accepted by

  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Literature

Catálogo de Plantas y Líquenes de Colombia

  • WCVP (2021). World Checklist of Vascular Plants, version 2.0. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://wcvp.science.kew.org/ Retrieved 28 April 2021

Flora Zambesiaca

  • C. Jeffrey in Kew Bull. 22: 129 (1968).
  • Gard. Dict., abr. ed. 4 (1754).

Flora of Somalia

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

Flora of Tropical East Africa

  • C. Jeffrey in K.B. 22: 129 (1968)
  • Gard. Dict., abr. ed.: 4 (1754)
  • K. Bremer, Asteraceae Clad. & Class.: 143 (1994)

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/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

Herbarium Catalogue Specimens

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/