Hieracium umbellatum explained

Hieracium umbellatum (commonly called Hieracium canadense), the Canadian hawkweed, Canada hawkweed, narrowleaf hawkweed, or northern hawkweed, is a flowering plant in the family Asteraceae.

Distribution

It is native to most of the temperate parts of the northern hemisphere.

Description

Its pointed leaves have toothed margins, where the teeth can appear almost hooked. The flowers of the plant are yellow.

Infraspecific synonyms

There are many named infraspecific taxa of Hieracium umbellatum:

References

• Web site: Native American Ethnobotany Hieracium canadense. 2007-12-23. University of Michigan - Dearborn . University of Michigan–Dearborn.
• Web site: HIERACIUM CANADENSE. 2007-12-27. Ohio Department of Natural Resources, Division of Natural Areas and Preserves. Ohio Department of Natural Resources. December 1983.
• Web site: WI Vascular plants-Hieracium kalmii. 2007-12-21. Wisconsin State Herbarium. University of Wisconsin–Madison . Wisconsin Botanical Information System. Wisconsin State Herbarium.
• Web site: CANADA HAWKWEED (Hieracium canadense). 2007-12-27. Stonehill College. Stonehill College. SMALL PLANTS.
• Web site: Hawkweed canada (Hieracium canadense) . 2007-12-27 . Laurentian Environmental Center . 2005 . Plant Key, Summer plants . Laurentian Environmental Center, Britt, Minnesota . dead . https://web.archive.org/web/20061022233304/http://laurentiancenter.com/content/view/99/67/ . October 22, 2006 .
• Web site: Canada Hawkweed. 2007-12-21. Andy Fyon. Andy's Northern Ontario Wildflowers.
• Web site: Hieracium canadense Michx. 2007-12-21. Lady Bird Johnson Wildflower Center, University of Texas at Austin. University of Texas at Austin. Native Plant Database.