With a natural range in Tex., is occasionally found as a roadside weed in our range, especially southward. It is a much smaller and more delicate plant than H. annuus, seldom as much as 1 m tall, and the stem is strongly mottled. (H. cucumerifolius) With a natural range in Tex., is occasionally found as a roadside weed in our range, especially southward. It is a much smaller and more delicate plant than H. annuus, seldom as much as 1 m tall, and the stem is strongly mottled. (H. cucumerifolius)General Information
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Manual of Vascular Plants of Northeastern US and Canada
General Information