A worldwide community photographing and learning about wildlife
Project Noah Nature School
Ambrosia trifida
Huge weed growing along my eastern boundary, height 3- 12ft tall Leaves: Opposite on all- 3-5 lobes. Removed for destruction this morning to avoid hay-fever from the prolific pollen. Other Names: Bitterweed, Hayfever Weed, Stickweed, and Wild-Wormwood. http://en.wikipedia.org/wiki/Ambrosia_tr...
Disturbed moist land throught USA.
Thanks NHarfmann - yes I believe it can have that common name also. http://plants.usda.gov/java/profile?symb...
Spotted on Sep 1, 2011
Submitted on Sep 1, 2011
