ragweed   (TTS Sound)

The ragweed has 2 Senses.

• benweed, ragweed, ragwort, tansy ragwort, senecio jacobaea
• widespread European weed having yellow daisylike flowers; sometimes an obnoxious weed and toxic to cattle if consumed in quantity
• 黄色のヒナギクのような花を持つ、ヨーロッパに広く分布する雑草

• ambrosia, ragweed, bitterweed
• ブタクサ
• any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma
• 主に北米産の種々のブタクサ属の雑草の総称で、花粉は高程度にアレルギーを誘発し多くの花粉症や喘息の原因となる