Agnorhiza
Encyclopedia
Agnorhiza is a small genus of flowering plants in the aster family
containing five species formerly treated as members of genus Wyethia
, the mule's ears, and as a section of genus Balsamorhiza
. The plants are native to California
and adjacent northern Mexico. They are perennial herbs with sunflower-like flower heads
1 to 4 centimeters wide.
Species:
Asteraceae
The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...
containing five species formerly treated as members of genus Wyethia
Wyethia
Wyethia is a genus of flowering plants in the sunflower family commonly referred to as mule's ears. These are short, low to the ground golden-rayed wildflowers that resemble miniature sunflowers.Selected species:...
, the mule's ears, and as a section of genus Balsamorhiza
Balsamorhiza
Balsamorhiza is a genus of plants in the sunflower family known commonly as balsamroots. These are perennials with fleshy taproots and caudices bearing erect stems and large, basal leaves. Atop the tall stems are showy yellow sunflower-like blooms. Balsamroots are native to western North America...
. The plants are native to 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 adjacent northern Mexico. They are perennial herbs with sunflower-like flower heads
Head (botany)
The capitulum is considered the most derived form of inflorescence. Flower heads found outside Asteraceae show lesser degrees of specialization....
1 to 4 centimeters wide.
Species:
- Agnorhiza bolanderiAgnorhiza bolanderiAgnorhiza bolanderi is a species of flowering plant known by the common name Bolander's mule's ears. It is endemic to California, where it is known only from a narrow section of the Sierra Nevada foothills about 275 kilometers long. It grows in chaparral and grassland habitat, usually on...
- Bolander's mule's ears - Agnorhiza elataAgnorhiza elataAgnorhiza elata is a species of flowering plant known by the common name Hall's mule's ears. It is endemic to California, where it is known only from a section of the central Sierra Nevada foothills. It occurs in woodlands and pine forests. It is a perennial herb growing from a thick taproot and...
- Hall's mule's ears - Agnorhiza invenustaAgnorhiza invenustaAgnorhiza invenusta is a species of flowering plant known by the common name Coville's mule's ears. It is endemic to California, where it is known only from a section of the southern Sierra Nevada and its foothills. It occurs in chaparral, woodlands, and pine forests. It is a perennial herb...
- Coville's mule's ears - Agnorhiza ovataAgnorhiza ovataAgnorhiza ovata is a species of flowering plant known by the common name southern mule's ears. It is native to the mountains and foothills of southern California and Baja California, occurring as far north as the southern peaks of the Sierra Nevada and as far west as the coastline...
- southern mule's ears - Agnorhiza reticulataAgnorhiza reticulataAgnorhiza reticulata is a rare species of flowering plant known by the common name El Dorado County mule's ears. It is endemic to El Dorado County, California, where it is known from fewer than 30 occurrences in the woods and chaparral of the Sierra Nevada foothills...
- El Dorado mule's ears