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Daisy Fleabane (Erigeron strigosus)

Daisy Fleabane

Erigeron strigosus

Order: Asterales Family: Asteraceae

(Kansas: Kingman County. Gerber Reserve 37° 40.852’ N  -97° 57.181’ W. Bank of sandy river bed.) Erigeron strigosus community. Photo By: Emily Anderson, 2012

Erigeron strigosus focal flower. Photo by: Emily Anderson, 2012


Height: 1’ to 3’ tall

Stems: Erect, hairy and appressed with branches above

Erigeron strigosus stem. Photo by: Emily Anderson, 2012

Leaves:  Leaves are Simple, alternate, sessile, and not in high abundance.  They are linear to lanceolate in shape and 1.5 to 5 inches in length and less than .5 inches wide.  Like the stem, the leaves are hairy and appressed. Margins are typically entire.  Basal and the lower stem leaves taper in to slender stalks and spatulate in shape up to 6 inches in length and 1 inches in width. Margins are toothed to entire and sometimes missing at flowering.

Erigeron strigosus leaf. Photo by: Emily Anderson, 2012

Inflorescence: Several to numerous terminal heads that are in thick-branching clusters.

Erigeron strigosus inflorescence. Photo by: Emily Anderson, 2012

Flowers: Heads are up to 1 inches in width with narrow, nearly equal bracts.  40 to 100 ray florets that are approximately .25 inches in length and white to rarely pink or blue in color.  Numerous, yellow disk florets.

Fruits: Achenes, small and 2-nerved with disk florets tipped with inner sequence of delicate bristles and outer sequence of short scales and ray florets with short scales only, enclosing a small seed.

Flowering Period: May to September

Habitat: Prefer moist to dry prairies, open woods, waste ground, pastures, roadsides/railroads, open woods, disturbed areas, and open fields.

Etymology: This genus was derived from Ancient Europeans on the idea that it’s odor repelled fleas.

Conservation Status: Not currently threatened

Native Status: Native to the United States

Distribution: Found all throughout Kansas

Distribution of Erigeron strigosus in the United States.  From the USDA Plants Database.

Visitors:  Attracts many flying insects. Primarily smaller bees and flies visit the flowers for foraging. Common bees are Little Carpenter bees, Nomadine bees, Carder bees, Green Metallic bees, and Plasterer bees. A large variety of flies also visit the flowers and less common visitors include small butterflies, wasps, and beetles.

Relevant Video:

"Daisy Fleabane, Golden rod, White Snakeroot"

Human Uses: Makes a good garden ornament.  Genus was believed to repel fleas by the Ancient Europeans, although there is no evidence to support this.



Illinois Wildflowers:



Elpel, Thomas J. 2004. Botany In a Day: The Pattern Method of Plant Identification. 
            HOPS Press, Pony, Montana. 172.
 The Plants Database. 2000.  National Plant Data Center. 26 July 2012. 
Kansas Wildflowers. 2007. Kansas State University Libraries. 26 July 2012.  

Image Credits:

Erigeron strigosus community in the field. Photo by Emily Anderson, 2012

Erigeron strigosus focal plant in the field. Photo by Emily Anderson, 2012

Erigeron strigosus stem. Photo by Emily Anderson, 2012

Erigeron strigosus leaf. Photo by Emily Anderson, 2012

Erigeron strigosus inflorescence. Photo by Emily Anderson, 2012

United States Distribution Map from the USDA Plants Database.

Submitted by: Emily Anderson, July, 2012.




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