Rudbeckia missouriensis Engelm.
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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 - Densely spreading-hirsute throughout, including the invol bracts; plants not stoloniferous; branches closely ascending; lvs narrow, the basal ones broadly linear to lance-spatulate, to 2 cm wide, the cauline ones linear-spatulate, entire; otherwise much like no. 3 [Rudbeckia fulgida Aiton]; 2n=38. Mostly in dry, open places; Mo. and s. Ill. to Ark. and Tex., barely entering our range. June–Oct. (R. fulgida var. m.)
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Common Names
Missouri coneflower