Tag Archives: Ragweed

Common Ragweed – Ambrosia artemisiifolia – Added to USWildflowers Database

Fly Poison, a native species, has been added to the USWildflowers database (09/05/2011.) Scientific name is Ambrosia artemisiifolia.  It is also known by the common names Annual Ragweed, Small Ragweed, and Roman Wormwood.  Photo below was taken in Walker County, Georgia on Sep 4, 2011.   Go to the Common Ragweed Detail Page for more photos and information.

Common Ragweed, Annual Ragweed, Small Ragweed, Roman Wormwood - Ambrosia artemisiifolia

Common Ragweed, Annual Ragweed, Small Ragweed, Roman Wormwood - Ambrosia artemisiifolia

Great Ragweed – Ambrosia trifida – Added to USWildflowers Database

Great Ragweed, a native species, has been added to the USWildflowers database (08/29/2010.)  Scientific name is Ambrosia trifida.  This plant also is known by the common names Buffalo Weed, Horseweed, Giant Ragweed, and Tall Ambrosia.  Photo below was taken in Walker County, Georgia on August 28, 2010.

Great Ragweed, Buffalo Weed, Tall Ambrosia - Ambrosia trifida

Great Ragweed, Buffalo Weed, Tall Ambrosia - Ambrosia trifida