Western columbine (Aquilegia formosa) belongs to the family Ranunculaceae (the Buttercup family). It is a perennial herb that is native to western North America, from Alaska to Baja California, and eastward to Montana and Wyoming. This herb grows in woodlands, mixed-evergreen or coniferous forests, and it can reach 30-100 cm in height. The leaves are biternate compound and each of leaflet is divided into three smaller sections. The red or orange nodding flowers with yellow centers bloom from April to August. It is a great nectar source for butterflies and hummingbirds.