Helianthus debilis subsp. cucumerifolius (Torr. & A. Gray) Heiser (redirected from: Helianthus debilis var. cucumerifolius)
Family: Asteraceae
[Helianthus cucumerifolius Torr. & A. Gray,  more...]
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Stems erect, hispid. Leaf blades 4-9 cm , margins usually shallowly, regularly serrate, abaxial faces sometimes gland-dotted. Peduncles 25-50 cm. Ray laminae (15-)20-30 mm. Discs 16-18(-20) mm diam. 2n = 34.

Flowering spring-fall. Open areas , sandy soils; 10-100+ m; Conn., Fla., Ga., La., Md., Mass., Mich., N.H., N.Y., N.C., Pa., R.I., S.C., Tex., Vt., Va., W.Va.

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)

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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