Delphinium nuttallianum
Encyclopedia
Delphinium nuttallianum is a species of larkspur
known by the common names twolobe larkspur and Nuttall's larkspur. It is widely distributed across western North America from California
to Alberta
. This wildflower has a white to pink erect stem usually not exceeding half a meter in height which may branch several times. Deeply lobed leaves are located mostly about the base of the plant. The inflorescence
occupying the top end of the stem has few widely-spaced flowers on long pedicels
. The sepal
s are long and curl backwards or fold upon themselves. They may be dark purple to light blue. The lower petals are the same color, while the upper are often white. The spur is one or two centimeters long.
Delphinium
Delphinium is a genus of about 300 species of perennial flowering plants in the buttercup family Ranunculaceae, native throughout the Northern Hemisphere and also on the high mountains of tropical Africa. The common name, larkspur, is shared with the closely related genus Consolida...
known by the common names twolobe larkspur and Nuttall's larkspur. It is widely distributed across western North America from California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
to Alberta
Alberta
Alberta is a province of Canada. It had an estimated population of 3.7 million in 2010 making it the most populous of Canada's three prairie provinces...
. This wildflower has a white to pink erect stem usually not exceeding half a meter in height which may branch several times. Deeply lobed leaves are located mostly about the base of the plant. The inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...
occupying the top end of the stem has few widely-spaced flowers on long pedicels
Pedicel (botany)
A pedicel is a stem that attaches single flowers to the main stem of the inflorescence. It is the branches or stalks that hold each flower in an inflorescence that contains more than one flower....
. The sepal
Sepal
A sepal is a part of the flower of angiosperms . Collectively the sepals form the calyx, which is the outermost whorl of parts that form a flower. Usually green, sepals have the typical function of protecting the petals when the flower is in bud...
s are long and curl backwards or fold upon themselves. They may be dark purple to light blue. The lower petals are the same color, while the upper are often white. The spur is one or two centimeters long.