Giant Ragweed (Ambrosia trifida) | View Observations
Ambrosia trifida, the giant ragweed, is a species of flowering plant in the sunflower family. It is native to North America, where it is widespread in Canada, the United States, and northern Mexico. It is present in Europe and Asia as an introduced species, and it is known as a common weed in many regions. Its common names include great ragweed, Texan great ragweed, giant ragweed, tall ragweed, blood ragweed, perennial ragweed, hor
Other Names: Drielobbige Ambrosia, オオブタクサ, Grande Herbe à Poux, Driedelige Ambrosia, Dreilappiges Traubenkraut, Triskiautė Ambrozija
Texas Giant Ragweed (Ambrosia trifida var. texana) | View Observations
Ambrosia trifida texana is a variety of plants with 89 observations
Giant Ragweed (Ambrosia trifida var. trifida) | View Observations
Ambrosia trifida trifida is a variety of plants with 67 observations
Distribution of Ambrosia trifida L. in Japan | View Observations
Collect distribution of Ambrosia trifida L. in Japan. 日本のオオブタクサの分布情報を集めます。
