Epimedium 'Spine Tingler' (Barrenwort 'Spine Tingler'): Very distinctive variety with long, tooth-edged leaves, rather like a holly and lemon yellow flowers. Hardy. To 30cm.

Epimedium pinnatum subsp colchicum (Barrenwort): Attractive, evergreen, spiny, green leaves with yellow flowers held above the foliage. Shady ground cover. Hardy. Up to 30cm.

Epimedium x perralchicum 'Frohnleiten' (Barrenwort 'Frohnleiten'): Heart-shaped leaves are bronze-tinted, wiry stems of yellow, star-like flowers in spring. Shady ground cover. Hardy. Up to 30cm.

Primula sikkimensis (Himalayan cowslip): Tall stems with clusters of pendulous pale yellow funnel-shaped scented flowers, rising from a rosette of green leaves. Up to 40cm.