Helianthus debilis var. cucumerifolius (Torr. & A.Gray) A.Gray
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Asteraceae
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Scientific Name
Helianthus debilis var. cucumerifolius (Torr. & A.Gray) A.Gray
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Description
Variety Description - 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)