Sonchus palustris

Sonchus palustris, commonly known as marsh sowthistle,[3] is a plant native to temperate regions of the Europe, Russia, Central Asia, and Xinjiang in western China.[4][5] It has also become naturalized in a few locations in the Canadian Province of Ontario.[3]

Marsh sowthistle
Painting by C.A.M. Lindman [1]
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Tribe: Cichorieae
Genus: Sonchus
Species:
S. palustris
Binomial name
Sonchus palustris
L. 1753
Synonyms[2]
  • Sonchidium palustre (L.) Pomel
  • Sonchus inundatus Popov
  • Sonchus paludosus Gueldenst. ex Ledeb.
  • Sonchus sagittatus Moench
  • Sonchus sespedalis Gilib.

Sonchus palustris can be found in damp peaty or silty soils rich in nitrogen.[6] The species epithet palustris is Latin for "of the marsh" and indicates its common habitat.[7] It is a perennial herb sometimes as much as 350 cm (almost 12 feet) tall. It produces an array of numerous flower heads, each with numerous yellow ray flowers but no disc flowers.[8]

References
  1. painting by the Swedish botanist C. A. M. Lindman (1856–1928), taken from his book(s) Bilder ur Nordens Flora (first edition published 1901–1905, supplemented edition 1917–1926?).
  2. The Plant List, Sonchus palustris L.
  3. "Sonchus palustris". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 19 November 2015.
  4. Altervista Flora Italiana, Sonchus palustris L. includes illustrations and European distribution map.
  5. Flora of China, Sonchus palustris Linnaeus, 1753. 沼生苦苣菜 zhao sheng ku ju cai
  6. "Sonchus palustris". Online Atlas of the British and Irish flora. BRC. Retrieved January 27, 2012.
  7. Archibald William Smith A Gardener's Handbook of Plant Names: Their Meanings and Origins, p. 258, at Google Books
  8. Flora of North America, Sonchus palustris Linnaeus, 1753. Marsh sow-thistle


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