Wood sorrel – Oxalis species
Wood sorrel resembles shamrock or four-leaf clover, with a bell-shaped pink, yellow, or white flower.
Habitat and Distribution:
Wood sorrel is found in Temperate Zones worldwide, in lawns, open areas, and sunny woods.
Cook the entire plant. CAUTION: Eat only small amounts of this plant as it contains a fairly high concentration of oxalic acid that can be harmful.