Barrenwort

Epimedium versicolor

Epimedium × versicolor, sometimes commonly called barrenwort, is a cross between E. grandiflorum and E. pinnatum subsp. colchicum.
Horny Goat Weed - Epimedium × versicolor 'Sulphureum' Epimedium × versicolor is a cross between E. grandiflorum and E. pinnatum subsp. colchicum. 

It's a rhizomatous perennial that grows 25-30 cm (8-12 in) tall.

Habitat: Deciduous forest
https://www.jungledragon.com/image/79620/epimedium_versicolor_sulphureum_barrenwort.html
https://www.jungledragon.com/image/79619/epimedium_versicolor_sulphureum_barrenwort.html Barrenwort,Epimedium,Epimedium versicolor,Epimedium × versicolor,Epimedium × versicolor 'Sulphureum',Geotagged,Spring,United States,barrenwort,bicolor barrenwort,bishop's hat,fairy wings,horny goat weed,yin yang huo

Appearance

It is a rhizomatous, clump-forming perennial which typically grows 8-12" tall, and is primarily used as a ground cover or edger in shady or woodland areas.
Horny Goat Weed - Epimedium × versicolor 'Sulphureum' Epimedium × versicolor is a cross between E. grandiflorum and E. pinnatum subsp. colchicum. 

It's a rhizomatous perennial that grows 25-30 cm (8-12 in) tall.

Habitat: Deciduous forest
https://www.jungledragon.com/image/79619/epimedium_versicolor_sulphureum_barrenwort.html
https://www.jungledragon.com/image/79618/epimedium_versicolor_sulphureum_barrenwort.html Barrenwort,Epimedium versicolor,Geotagged,Spring,United States

Habitat

Shady woodland areas. It spreads vigorously once established.

References:

Some text fragments are auto parsed from Wikipedia.

https://en.wikipedia.org/wiki/Epimedium
http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c650
Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderRanunculales
FamilyBerberidaceae
GenusEpimedium
SpeciesEpimedium versicolor