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Impatiens capensis Common Name: Jewelweed |
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Description: This annual
plant is know for it unusual flowers and succulent stem. Leaves: The leaves are egg shaped and coarsely toothed. Flowers: These beautiful and distinctive flowers are found on drooping stocks and are orange and spotted with red-brown. The shape consists of a sac with a spur recurved parallel to it. They appear in July - September. Seeds: The green seed pods pop to the touch and release the seeds. Stem: The stems are green, smooth and erect. They are a succulent and produce juice when broken. Branching Pattern: Alternate Height: 2-5 ft Conditions/Habitat/Kind of Forest: They can be found in wet shady areas such as swamps and floodplains. Known Wildlife Interactions: Hummingbirds drink nectar from the flowers. Range: Found in eastern North America from Newfoundland to the Northwest Territory of Canada and then south to Florida. They are also naturalized in Ireland. Conservation Status-US/ World Wide: Not threatened in U.S. or globally. Uses (Human): The juice from the stems can be used to counteract the effects of poison ivy in some people. References: Aquatic and Wetland Vascular Plants of the Northern Great Plains. February 23, 2005. Northern Prairie Wildlife Research Center. Accessed: January 20, 2006. <http://www.npwrc.usgs.gov/resource/othrdata/plntguid/species/polysagi.htm> Connecticut Wildflowers. January 20, 2006. Connecticut Botanical Society. Accessed: January 20, 2006. <http://www.ct-botanical-society.org/galleries/polygonumsagi.html> Plants for a Future. June 2004. Accessed: January 20, 2006. <http://www.pfaf.org/database/plants.php?Polygonum+sagittatum> The Pennsylvania Flora Project. Botany Department, Morris Arboretum of the University of Pennsylvania. Accessed: January 20, 2006. <http://www.paflora.org> Newcomb, Lawrence. Newcomb's Wildflower Guide. 1977. pg. 54 Redington, Charles B. Plants in Wetlands. Redington Field Guides.1994. pg. 210 Peterson, Roger T., MicKenny, Margaret. Wildflowers: Northeast/ North-Central Amercia. Peterson Field Guides.1996. pg.208 Chadde, Steve W. A Great Lake Wetland Flora. Pocketflora Press. 2002. pg. 143 IUCN Red List of Threatened Species <http://www.iucnredlist.org> |
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This page was created by: A Coiro,
Muhlenberg College
Photos by: L. Rosenberg, edited by N. Smith
Last updated 02/25/06