Phacelia affinis is a species of flowering plant in the borage family, Boraginaceae, known by the common names limestone phacelia and purple-bell scorpionweed. It is native to the southwestern United States and Baja California and Sonora in Mexico. It can be found in scrub, woodland, forest, and other habitat.
Phacelia argentea is a rare species of phacelia known by the common names sand dune phacelia and silvery phacelia. It is native to the coastline of southwestern Oregon and far northwestern California, where it was counted at a total of 33 sites in 1995. It is the only phacelia species endemic to coastal sand dune habitat, an ecosystem which is altered and declining in the area.
Phacelia breweri is a species of phacelia known by the common name Brewer's phacelia.
Phacelia curvipes is a species of flowering plant in the borage family, Boraginaceae, known by the common names Washoe phacelia and Washoe scorpionweed. It is native to the southwestern United States, where it grows in many types of habitat, such as chaparral, oak and pine woodland, and forests.
Phacelia davidsonii is a species of phacelia known by the English name Davidson's phacelia named by Asa Gray for the discoverer of this annual plant, Anstruther Davidson, a Scottish naturalist who emigrated from Scotland to Los Angeles, California, in the late nineteenth century. This native forb occurs in southern California and southern Nevada, where it grows in mountains and foothills in chaparral and woodland habitats. In California, this herb is found in the Southern Sierra Nevada, Transverse Ranges, and Peninsular Ranges.
Phacelia distans is a species of flowering plant in the borage family, Boraginaceae, known by the common names distant phacelia and distant scorpionweed. It is native to the southwestern United States and northwestern Mexico, where it grows in many types of habitat, including forest, woodland, chaparral, grassland, and meadows.
Phacelia exilis is a species of phacelia known by the common names Transverse Range phacelia and lavender windows. It is endemic to California, where it is known from the southern Sierra Nevada and the Transverse Ranges. It grows in mountain and foothill habitat such as slopes and meadows.
Phacelia floribunda is a species of phacelia known by the common names many-flowered phacelia, southern island phacelia and San Clemente Island phacelia. It is known only from San Clemente Island, one of the Channel Islands of California, and Guadalupe Island off the coast of Baja California. It grows in coastal sage scrub habitat in the canyons of these two islands.
Phacelia gymnoclada is a species of phacelia known by the common name nakedstem phacelia. It is native to the western Great Basin of the United States, where it can be found in the scrublands of Nevada, Oregon, and the eastern edge of California.
Phacelia ivesiana is a species of flowering plant in the borage family, Boraginaceae. Its common names include Ives' phacelia and Ives' scorpionweed. It is divided into varieties that have been called sticky scorpionweed. It is native to the western United States.
Phacelia longipes is a species of phacelia known by the common name longstalk phacelia. It is endemic to California, where it grows in the Transverse Ranges and adjacent western Mojave Desert. Its habitat includes chaparral, woodland, and forest, in rocky soils.
Phacelia monoensis is an uncommon species of phacelia known by the common name Mono County phacelia.
Phacelia mustelina is an uncommon species of phacelia known by the common names weasel phacelia and Death Valley round-leaved phacelia. It is native to the desert mountains and flats of eastern California and western Nevada, where it grows in woodland and open scrub habitat.
Phacelia neglecta is a species of flowering plant in the borage family, Boraginaceae. Its common names include alkali phacelia and neglected scorpionweed. It is native to the deserts of the southwestern United States in Nevada, Arizona, and southeastern California, where it grows in varied desert habitat, including areas with alkali soils. It is likely that its distribution extends into Baja California.
Phacelia pedicellata is a species of flowering plant in the borage family, Boraginaceae. Its common names include specter phacelia and pedicellate phacelia. It is native to the southwestern United States and Baja California, where it can be found in several types of habitat, including creosote bush scrub and Joshua tree woodland.
Phacelia pringlei is a species of flowering plant in the borage family known by the common name Pringle's phacelia. It is endemic to far northern California, where it is known only from the southern Klamath Mountains. It grows in coniferous forest and open mountain slopes.
Phacelia quickii is a species of phacelia known by the common name Quick's phacelia.
Phacelia rotundifolia is a species of flowering plant in the borage family, Boraginaceae, known by the common name roundleaf phacelia. It is native to the southwestern United States, where it can be found in habitat types such as creosote bush scrub and pinyon-juniper woodland.
Phacelia stebbinsii is an uncommon species of phacelia known by the common name Stebbins' phacelia.
Phacelia stellaris is a rare species of flowering plant in the borage family, Boraginaceae, known by the common names star phacelia and Brand's phacelia.
