Common Silverweed

Potentilla anserina

Summary 7

Argentina anserina, also known as common silverweed, silverweed cinquefoil or just "silverweed", is a flowering perennial plant in the rose family Rosaceae. It is native throughout the temperate Northern Hemisphere, often on river shores and in grassy habitats such as meadows and road-sides. The plant was formerly classified in the genus Potentilla but was reclassified into the resurrected genus Argentina by research in the 1990s.

Biology 8

This perennial herb spreads mainly by producing horizontal stems or runners, correctly called stolons, from which new plants arise (3). The flowers are visited by a range of pollinating insects (2) but fruiting is typically very poor (3).  The roots of this herb were widely eaten as a vegetable, particularly in times of famine and it was even cultivated in some areas prior to the arrival of the potato. It was eaten raw, boiled or roasted and could be ground down to make bread and porridge. It was also used to treat mouth ulcers and wounds (4).

Sources and Credits

  1. (c) M.M. R, some rights reserved (CC BY-NC), http://www.flickr.com/photos/46774986@N02/4717663334
  2. (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/photos/JCS-Potentilla-anserina-60560.JPG
  3. Creator:Amédée Masclef, no known copyright restrictions (public domain), https://upload.wikimedia.org/wikipedia/commons/9/9b/102_Potentilla_anserina_L.jpg
  4. (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/PhotosMedium/JCS%20Potentilla%20anserina%2052868.JPG
  5. (c) Gerald and Buff Corsi, some rights reserved (CC BY-NC-SA), https://calphotos.berkeley.edu/imgs/512x768/6666_6666/0509/0461.jpeg
  6. (c) 2013 Gary A. Monroe, some rights reserved (CC BY-NC), http://calphotos.berkeley.edu/cgi/img_query?seq_num=432814&one=T
  7. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Potentilla_anserina
  8. (c) Wildscreen, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/16122200

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