Origin of ragweedfrom the tattered appearance of the leaves
any of a genus (Ambrosia) of chiefly North American plants of the composite family, having tassel-like, greenish flowers which yield large amounts of wind-borne pollen, a major cause of hay fever
- Any of various weeds of the genus Ambrosia of the composite family, having small, greenish, unisexual flower heads and producing abundant pollen that is one of the chief causes of hay fever.
- Chiefly British Ragwort.
Origin of ragweedFrom the ragged shape of its leaves
top: common ragweed
bottom:pollen grains of western ragweed
- If you are allergic to other plants in the daisy family such as ragweed and chrysanthemums, you may want to avoid taking echinacea without first consulting a doctor.
- While there are no known side effects, anyone with an allergy to daisies or ragweed may want to avoid this herb due to the possibility of a reaction.
- If you have allergies to ragweed, you may want to avoid products containing plants from the same family such as fleabane.
- Gluten intolerance is a function of an allergic reaction similar to ragweed, pollen, or pet dander.
- For example, childhood ragweed allergy may progress to year-round dust and pollen allergy.