Ragweed
Giant Ragweed
Image courtesy of the slide collection of Jack Harper.
Common Ragweed
Image courtesy of the slide collection of Jack Harper.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Image courtesy of Larry Kuhns.
Ragweed
Ragweed flowers. Image courtesy of Larry Kuhns.
Ragweed
Ragweed flowers. Image courtesy of Larry Kuhns.
Giant Ragweed
Image courtesy of Larry Kuhns.
Giant Ragweed
Giant ragweed with common ragweed growing beneath. Image courtesy of Larry Kuhns.
Giant Ragweed
Leaves of giant ragweed. Image courtesy of Larry Kuhns.
Common Ragweed
Common ragweed growing with healall. Image courtesy of Larry Kuhns.
Common Ragweed
Leaves of common ragweed. Image courtesy of Larry Kuhns.
Common Ragweed
Leaves of common ragweed. Image courtesy of Larry Kuhns.