Ranunculus alismifolius

Alisma Leaved Buttercup (Ranunculus alismifolius) is a native perennial herb that grows in northern, southern and central California. It is moderately fast growing and long-lived. It grows in an upright form to a height of 2 feet, with active growth during the spring and summer. Flowers are yellow and striking, and bloom in the mid spring. Leaves are medium green and deciduous. It tends to grow in wet places, streambank sand meadows, at elevations from 0-12000 feet.