Horkelia daucifolia
Encyclopedia
Horkelia daucifolia is a species of flowering plant in the rose family
known by the common name Carrotleaf horkelia. It is native to the Klamath Mountains
and surrounding ranges in northern California
and southern Oregon
, where it grows in mountain slopes and fields, often on serpentine soil
s. This is a perennial herb producing a rosette of leaves each five to 15 centimeters long. Each leaf is made up of lobed, hairy leaflets each one or two centimeters long. The plant produces erect stems up to 30 centimeters tall and bright red or greenish in color. The inflorescence
holds several flowers, each with narrow, pointed bract
lets and wider, reflexed green or pinkish sepal
s. The five narrow petals are white, yellow, or pink.
Rosaceae
Rosaceae are a medium-sized family of flowering plants, including about 2830 species in 95 genera. The name is derived from the type genus Rosa. Among the largest genera are Alchemilla , Sorbus , Crataegus , Cotoneaster , and Rubus...
known by the common name Carrotleaf horkelia. It is native to the Klamath Mountains
Klamath Mountains
The Klamath Mountains, which include the Siskiyou, Marble, Scott, Trinity, Trinity Alps, Salmon, and northern Yolla-Bolly Mountains, are a rugged lightly populated mountain range in northwest California and southwest Oregon in the United States...
and surrounding ranges in northern 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...
and southern Oregon
Oregon
Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...
, where it grows in mountain slopes and fields, often on serpentine soil
Serpentine soil
A serpentine soil is derived from ultramafic rocks, in particular serpentinite, a rock formed by the hydration and metamorphic transformation of ultramafic rock from the Earth's mantle....
s. This is a perennial herb producing a rosette of leaves each five to 15 centimeters long. Each leaf is made up of lobed, hairy leaflets each one or two centimeters long. The plant produces erect stems up to 30 centimeters tall and bright red or greenish in color. 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...
holds several flowers, each with narrow, pointed bract
Bract
In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis, or cone scale. Bracts are often different from foliage leaves. They may be smaller, larger, or of a different color, shape, or texture...
lets and wider, reflexed green or pinkish 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. The five narrow petals are white, yellow, or pink.