Senecio antennariifolius Britton
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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
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Description
Species Description - Much like no. 4 [Senecio canus Hook], even more closely tomentose, but the upper lf-surfaces commonly soon glabrate; basal lf-blades mostly elliptic or obovate, 1–4 cm × 6–20 mm, shallowly and rather remotely dentate to occasionally entire; cauline lvs few and much reduced, linear and entire or pinnatifid with linear segments; achenes hirtellous on the angles; 2n=46. Shale-barrens; s. Pa. to Va. and W.Va. Apr.–June.
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Common Names
shale-barren groundsel