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Date: 2015-07-30 08:25:33Biology Botany Invasive plant species Chemistry Plants Cynanchum louiseae Cynanchum Herbicide Swallowwort Weed Glyphosate Seed | New Invasive Plants of the Midwest Fact Sheet BLACK SWALLOW-WORT Cynanchum louiseae Description: Black Swallow-Wort is a herbaceous, perennial vine with twines 3-8 feet high. Its leaves are dark green andAdd to Reading ListSource URL: bugwoodcloud.orgDownload Document from Source WebsiteFile Size: 613,87 KBShare Document on Facebook |