| Mentzelia pectinata | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Cornales |
| Family: | Loasaceae |
| Genus: | Mentzelia |
| Species: | M. pectinata |
| Binomial name | |
| Mentzelia pectinata | |
Mentzelia pectinata is a species of flowering plant in the family Loasaceae known by the common name San Joaquin blazingstar.
It is endemic to California, where it grows in the hills and mountains on either side of the San Joaquin Valley, including the Temblor Range, the Tehachapi Mountains, and the southern Sierra Nevada. It grows on grassy slopes, woodlands, and other local habitat.
Mentzelia pectinata is an annual herb producing an erect, green stem up to about half a meter tall. The leaves are up to 12 centimeters long in the basal rosette and divided into comblike lobes, and those higher on the stem are reduced in size.
The inflorescence is a cluster of flowers with orange to yellow petals up to 2 centimeters long and often marked with red near the bases. At the center of the flower are many whiskery stamens. The fruit is a narrow, straight utricle up to 3.5 centimeters long which contains many tiny, angular seeds.
Mentzelia is a genus of about 60-70 species of flowering plants in the family Loasaceae, native to the Americas. The genus comprises annual, biennial, and perennial herbaceous plants and a few shrubs.
Mentzelia laevicaulis is a showy wildflower native to western North America. Its common names include giant blazingstar and smoothstem blazingstar.
Mentzelia crocea, the Sierra blazingstar or saffron blazing star, is an annual wildflower endemic to the Sierra Nevada foothills of California.
Mentzelia albicaulis is a species of flowering plants in the family Loasaceae known by the common names whitestem blazingstar, white-stemmed stickleaf, and small flowered blazing star. It is native to much of western North America, where it grows in mountain, desert, and plateau habitat.
Mentzelia congesta is a species of flowering plants in the family Loasaceae known by the common name united blazingstar.
Mentzelia dispersa is a species of flowering plant in the family Loasaceae known by the common name bushy blazingstar. It is native to western North America from British Columbia to California to the Dakotas, where it grows in many types of habitat.
Mentzelia gracilenta, known by the common names blazing star, grass blazingstar, and slender blazing star, is a species of flowering plant in the family Loasaceae.
Mentzelia micrantha is a species of flowering plant in the family Loasaceae known by the common name San Luis blazingstar.
Mentzelia montana, known by the common name variegated bract blazingstar, is a species of flowering plant in the family Loasaceae.
Mentzelia nitens is a species of flowering plant in the family Loasaceae known by the common names shining blazingstar and Venus blazingstar. It is native to the Mojave Desert and adjacent desert and mountain areas of eastern California and southern Nevada.
Mentzelia oreophila is a species of flowering plant in the family Loasaceae known by the common name Argus blazingstar. It is native to the Southwestern United States and the Mojave Desert sky islands in California. It grows in rocky desert and scrub habitat.
Mentzelia polita is a species of flowering plant in the family Loasaceae known by the common name polished blazingstar. It is native to the southwestern United States, where it grows in desert mountains, washes, and other dry habitat.
Mentzelia reflexa is a species of flowering plant in the family Loasaceae known by the common name reflexed blazingstar.
Mentzelia tricuspis is a species of flowering plant in the family Loasaceae known by the common name spinyhair blazingstar.
Mentzelia veatchiana is a species of flowering plant in the family Loasaceae known by the common name Veatch's blazingstar.
Mentzelia springeri is a species of flowering plant in the family Loasaceae known by the common name Santa Fe blazingstar. It is endemic to New Mexico in the United States, where it occurs in the Jemez Mountains.
Mentzelia densa is a species of flowering plant in the Loasaceae known by the common names Royal Gorge blazingstar and Royal Gorge stickleaf. It is endemic to Colorado in the United States, where it occurs in the Arkansas River Valley in Fremont and Chaffee Counties.
Mentzelia mollis is a species of flowering plant in the Loasaceae known by the common names soft blazingstar, smooth blazingstar, and smooth stickleaf. It is native to the western United States, where it occurs in Idaho, Oregon, and Nevada.
Mentzelia packardiae is a species of flowering plant in the Loasaceae known by the common names Packard's blazingstar and Packard's stickleaf. It is native to the western United States, where it is known from a small area in Oregon and Nevada.
Mentzelia chrysantha is a species of flowering plant in the Loasaceae known by the common names gold blazingstar and golden blazingstar. It is endemic to Colorado in the United States.