The Genus Aquilegia
Yellow Columbine: Aquilegia flavescens: Flowers yellowish. Leaves compound ternate, non-hairy. Flowers with five yellow spurs.
Red Columbine, Western Columbine, Sitka Columbine: Aquilegia formosa - Similar in appearance to Yellow Columbine, but the sepals and five spurs are red, will the central petals are yellow. Leaves compound ternate.