(named from a botanist, I. B. Ziz)

Family, Parsley. Color, golden yellow. Flowers, rather large for this family, in compound umbels. Stem, erect, hollow, branched, 2 to 3 feet high. Lower leaves, long-petioled, heart-shaped at base; those on stem divided into 3 stalked leaflets, each leaflet ovate or oval, undivided, serrate all around, the petiole clasping the stem with enlarged base; those still higher up near the flower,sessile. May and June.

A bright flower, not uncommon in rich, moist woods and along river-banks from Connecticut to Georgia, west to Minnesota, Arkansas, and Texas. Found 3,500 feet high in Virginia.