Detail View: Kansas Wildflowers: Rudbeckia hirta L.
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Catalog Number:
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4614
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Record ID:
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KBS_LARC.4614_1200.Rud_hir1.tif
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Global Unique Identifier:
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URN:science:KBS:wildflower:4614
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Institution Code:
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KBS
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Date Last Modified:
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12/16/2004
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Basis Of Record:
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observation
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Scientific Name:
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Rudbeckia hirta L.
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Family:
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Asteraceae
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Genus:
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Rudbeckia
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Species:
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hirta
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Infraspecific Rank:
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var. pulcherrima
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Sub-taxon Authority:
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Farw.
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Scientific Name Author:
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L.
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State or Province:
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Kansas
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County:
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Geary
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Locality:
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Milford, 1.5 mi N, 0.5 mi W. E side of Milford Reservoir; Ft. Riley Military Reservation. Tallgrass prairie hay meadow.
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Physiographic Province:
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Flint Hills
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Associated Plant Community:
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Tallgrass Prairie
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Collector:
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Craig C. Freeman
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Date Collected:
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6/14/1991
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Rights:
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Craig C. Freeman
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Source:
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Kansas Wildflowers Database, Kansas Biological Survey, University of Kansas
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Genus Name Meaning:
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Named for 2 Swedish botanists, O.J. Rudbeck and O.O. Rudbeck (father and son) in mid 1600's-early 1700's
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Species Name Meaning:
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hairy
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Common Names:
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Black-eyed susan
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Description:
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Plant life form: Biennial or short-lived perennial
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Description:
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Height: 3-10 dm
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Description:
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Species description: Ray florets are yellow-orange to yellow; disk florets are brownish purple. Flowers bloom from June to September.
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Description:
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Species description: Erect, coarsely-hairy biennial or short-lived perennial herb. Stems are 1 to several and branched. Leaves are alternate and simple. Flowering heads occur on the ends of branches.
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Description:
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Habitat: Prairies, ditches, roadsides, and disturbed sites.
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Description:
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Range in Kansas: Eastern two fifths of the state and widely scattered in the west.
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Description:
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Medicinal Uses: Tea made from roots taken internally for colds, heart problems, and to expel intestinal worms; used externally to treat snake bites and wounds. Tea made from flowers used to treat fever, headache.
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Description:
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Other uses: Flowers can be used to make yellow dye.
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Description:
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Notes: Sometimes planted to control erosion. Birds readily consume seeds.
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Description:
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Warnings: POISONOUS to livestock. Contact with leaves or stems can cause skin irritation in humans.
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Description:
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Cultivation: Drought-tolerant. Grows best in moist, humus-rich, well-drained soil in full sun. Will adapt to poor soils.
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Description:
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Propagation: Seed--plant in early spring. Will self-seed to the point of becoming a nuisance.
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Color:
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Yellow
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