Oxalis triangularis 'Purpurea'

Sweet perennial, to only 10" tall and spreading, with dark, dark maroon leaves, indeed triangular, topped with small pink flowers in spring. Dappled shade to part shade with average summer moisture in rich soil. Goes dormant without water or in a cold winter. Bulbs are frost hardy to USDA zone 6.

PURPLE SHAMROCK

Oxalidaceae