n.any of various plants of the genus Helenium characteristically causing sneezing
sneezeweed例句
SNEEZEWEED Sneezeweed SNEEZEWEED Sneezeweed Conservation Bears Fruit Control of Orange Sneezeweed with 2,4-D Western sneezeweed (Helenium hoopesii) as a poisonous plant Certain ecological characteristics of orange sneezeweed. Toxicity of Helenium microcephalum (smallhead sneezeweed) Management of sheep on range infested with orange sneezeweed The Potential Allelopathic Characteristics of Bitter Sneezeweed (Helenium amarum) Isolation of hymenovin from Hymenoxys richardsonii (pingue) and Dugaldia hoopesii (orange sneezeweed) Mammalian toxicity of helenalin, the toxic principle of Helenium microcephalum CD (smallhead sneezeweed). Isotenulin, C17H22O5, is a sesquiterpene lactone isolated from sneezeweed Helenium amarum. It crystallizes with two independent mol-...