Rudbeckia amplexicaulis
clasping coneflower, clasping-coneflower, claspingleaf coneflower, clasping-leaf coneflower
Family
Asteraceae
Leaf Arrangement
alternate
Leaf Attachment
sessile, clasping
Leaf Margin
entire, serrate
Leaf Type
simple
Leaf Shape
oblong, elliptic, lanceolate, spatulate, ovate
Growth Form
forb
Flower Color
yellow
Flower Month
April - July
Height (meters)
0.3 - 1.2
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
native
Lifespan
annual
Growing Season
Cool season
Wetland Class
FAC
Prairie Coefficient of Conservatism
0
Field Characters
Yellow rays sometimes with red or purple spot at base.
Natural History
An early succession species, associated with disturbed areas or old fields, generally in moist sites.
Habitat
Moist places, open places, especially clay soils.