Senecio viscosus

Senecio viscosus is a herbaceous annual plant of the genus Senecio. It is known as the sticky ragwort,[1] sticky groundsel or stinking groundsel.[2]

Senecio viscosus
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Senecio
Species:
S. viscosus
Binomial name
Senecio viscosus

Description

An annual, growing to 70 cm high and covered with glandular hairs. Very similar to Senecio sylvaticus which does not have glandular hairs. The outer bracts show a brown tip. The ray-florets are ligulate, yellow and at first spreading then rolled back. The leaves are alternate and deeply lobed. Senecio vulgaris (Groundsel) does not have ray florets.[3]

Distribution

Locally common in Britain and Ireland on waste ground.[3][4][5]

References
  1. "Senecio viscosus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 10 November 2015.
  2.  Baynes, T. S.; Smith, W.R., eds. (1880). "Groundsel" . Encyclopædia Britannica. 11 (9th ed.). New York: Charles Scribner's Sons. p. 221.
  3. Parnell, J. and Curtis, T. 2012. Webb's An Irish Flora. Cork University Press. ISBN 978-185918-478-3
  4. Martin, W.K. 1965. The Concise British Flora in Colour. Ebury Press
  5. Hackney,P. 1992. Stewart & Corry's Flora of the North-east of Ireland. Institute of Irish Studies, The Queen's University of Belfast. ISBN 0-85389-446-9


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