Texas Gardening: Texas Native Plant Pictures by color ( Other & Bicolor ), 0 by htop

htop wrote:
Common Ragweed, Annual Ragweed, Short Ragweed, Annual Bur-Sage (Ambrosia artemisiifolia), Asteraceae Family, native, annual, blooms August through September

County distribution:
http://69.41.173.145/ww/plants.usda.gov/java/county?state_na...

The male flowerheads are pendulous meaning they hang down with the anthers exserted meaning that they are stuck out of the heads. The female heads are located beneath the male heads on the inflorescence stalks and above the highest leaves. The pollen can cause allergic reactions

For more information, see its entry in the PlantFiles:
http://davesgarden.com/pf/go/32136/index.html

Male and female flowerheads ...