black-eyed Susan

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black-eyed Su·san

 (so͞o′zən)
n.
1. Any of several North American herbs of the genus Rudbeckia in the composite family, especially R. hirta, having hairy stems and leaves and showy flower heads with orange-yellow rays and dark purple or brown centers.
2. A tropical African twining herb (Thunbergia alata) cultivated for its showy, usually yellow to orange tubular flowers with dark purple centers.

black-eyed Susan

n
1. (Plants) any of several North American plants of the genus Rudbeckia, esp R. hirta, having flower heads of orange-yellow rays and brown-black centres: family Asteraceae (composites)
2. (Plants) a climbing plant, Thunbergia alata, native to tropical Africa but widely naturalized elsewhere, having yellow flowers with purple centres, grown as a greenhouse annual

black′-eyed` Su′san


n.
any of a number of composite plants having daisylike flowers with a dark center disk and usu. yellow ray flowers.
[1890–95, Amer.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.black-eyed Susan - tropical African climbing plant having yellow flowers with a dark purple centerblack-eyed Susan - tropical African climbing plant having yellow flowers with a dark purple center
genus Thunbergia, Thunbergia - a genus of herbs or vines of the family Acanthaceae
vine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface
2.black-eyed Susan - annual weedy herb with ephemeral yellow purple-eyed flowersblack-eyed Susan - annual weedy herb with ephemeral yellow purple-eyed flowers; Old World tropics; naturalized as a weed in North America
hibiscus - any plant of the genus Hibiscus
3.black-eyed Susan - the state flower of Marylandblack-eyed Susan - the state flower of Maryland; of central and southeastern United States; having daisylike flowers with dark centers and yellow to orange rays
genus Rudbeckia, Rudbeckia - North American perennial herbs with showy cone-shaped flower heads
coneflower - any of various plants of the genus Rudbeckia cultivated for their large usually yellow daisies with prominent central cones