Hesperolinon tehamense
Encyclopedia
Hesperolinon tehamense is a rare species of flowering plant in the flax family
known by the common names Tehama County western flax and Paskenta Grade dwarf flax. It is endemic to northern California
, where it is known from only about ten occurrences, mostly within Tehama
and Glenn Counties
. Most of its habitat is on Bureau of Land Management
lands and within the Mendocino National Forest
, in chaparral
ecosystems with serpentine soil
s. The plant produces thin, hairy stems up to 50 centimeters in maximum height with small, sparse linear leaves. The inflorescence
bears several small flowers with pale to bright yellow notched petals just a few millimeters long.
Linaceae
The Linaceae is a family of flowering plants. The family is cosmopolitan, and includes approximately 250 species. There are 14 genera, classified into two subfamilies: Linoideae and Hugonioideae ....
known by the common names Tehama County western flax and Paskenta Grade dwarf flax. It is endemic to 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...
, where it is known from only about ten occurrences, mostly within Tehama
Tehama County, California
Tehama County is a county located in the northern part of the U.S. state of California. It is bisected by the Sacramento River. As of 2010 its population was 63,463, up from 56,039 as of 2000. The county seat is Red Bluff.-History:...
and Glenn Counties
Glenn County, California
Glenn County is in the California Central Valley. As of 2010, it had a population of 28,122. The county seat is the city of Willows.-History:Glenn County was formed in 1891 from parts of Colusa County. It was named for Dr. Hugh J...
. Most of its habitat is on Bureau of Land Management
Bureau of Land Management
The Bureau of Land Management is an agency within the United States Department of the Interior which administers America's public lands, totaling approximately , or one-eighth of the landmass of the country. The BLM also manages of subsurface mineral estate underlying federal, state and private...
lands and within the Mendocino National Forest
Mendocino National Forest
The Mendocino National Forest is located in the Coastal Mountain Range in northwestern California and comprises 913,306 acres...
, in chaparral
Chaparral
Chaparral is a shrubland or heathland plant community found primarily in the U.S. state of California and in the northern portion of the Baja California peninsula, Mexico...
ecosystems with 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. The plant produces thin, hairy stems up to 50 centimeters in maximum height with small, sparse linear leaves. 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...
bears several small flowers with pale to bright yellow notched petals just a few millimeters long.