Delphinium is a genus of about 300 species of annual and perennial flowering plants in the family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. The genus was erected by Carl Linnaeus.
Flowers of most species have five spreading sepals and four petals (e.g. Delphinium nuttallianum).
In high mountain habitat, central Utah rangelands
Delphiniums displayed at the Chelsea Flower Show
A Delphinium cultivar
Ranunculaceae is a family of over 2,000 known species of flowering plants in 43 genera, distributed worldwide.
Ranunculaceae
Achene: Pulsatilla alpina
Achene: Ranunculus acris
Follicle: Nigella arvensis