Epimedium grandiflorum cvs.
(Longspur barrenwort, Bishop's hat)
Longspur barrenwort is a clump-forming, deciduous, rhizomatous perennial. Leaves, light green and flushed bronze when young, are heart-shaped with spiny margins. Four-petaled white, yellow, pink, or purple flowers, hanging in clusters, appear in mid- and late spring.