Phacelia crenulata is a species of flowering plant in the borage family, Boraginaceae. Its common names include notch-leaf scorpion-weed, notch-leaved phacelia, cleftleaf wildheliotrope, and heliotrope phacelia. Phacelia crenulata has an antitropical distribution, a type of disjunct distribution where a species exists at comparable latitudes on opposite sides of the equator, but not at the tropics. In North America, it is native to the southwestern United States as far east as Colorado and New Mexico, and Baja California and Sonora in Mexico. In South America, it is native to southern Peru, western Bolivia, and northern Chile.
Phacelia minor, with the common names Whitlavia and wild Canterbury bells, is a species of phacelia. It is native to Southern California and Baja California, where it grows in the Colorado Desert and the coastal and inland mountains of the Transverse-Peninsular Ranges, often in chaparral and areas recently burned.
Phacelia adenophora is a species of phacelia known by the common name glandular yellow phacelia. It is native to the northwestern United States where it can be found in Oregon, northeastern California, and northwestern Nevada. It grows in mountain and plateau habitat. This is an annual herb producing decumbent, creeping, spreading, or upright branched stems up to 40 centimeters long. The leaves are oblong in shape and deeply lobed, measuring up to 3 centimeters long. The inflorescence is a one-sided cyme of many bell-shaped flowers each under a centimeter long. Unlike many phacelias, which bloom in shades of blue and purple, this species has yellow to golden flowers. It occasionally has purple edges on the corolla. The fruit is a fuzzy, oblong capsule a few millimeters in length containing up to 14 seeds.
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 anelsonii is a species of phacelia known by the common name Aven Nelson's phacelia. It is native to the Southwestern United States, where it is known from scattered occurrences in southwestern Utah, southern Nevada, and eastern California. It can be found in scrub and woodland habitat. It is named after the botanist Aven Nelson.
Phacelia austromontana is a species of phacelia known by the common name Southern Sierra phacelia. It is native to the southwestern United States, where it can be found in the Transverse Ranges and Sierra Nevada of California east to Utah. It grows in open mountainous habitat.
Phacelia californica is a species of phacelia known by the common names California phacelia and California scorpionweed. It is native to coastal northern California and Oregon, where it grows in chaparral, woodland, and coastal bluffs and grassland.
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 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 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 grisea is a species of phacelia known by the common name Santa Lucia phacelia. It is endemic to California, where it can be found in the Santa Lucia Range and western sections of the Transverse Ranges.
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 mohavensis is a species of phacelia known by the common name Mojave phacelia. It is endemic to southern California, where it is mostly limited to the San Gabriel Mountains and San Bernardino Mountains. It grows in the forests and wooded slopes of the mountains in sandy and gravelly substrates.
Phacelia nashiana is a species of phacelia known by the common name Charlotte's phacelia. It is endemic to California, where it is known only from the ecotone where the lower Sierra Nevada and Tehachapi Mountains transition into the Mojave Desert. It grows in scrub and woodland and on granite mountain slopes.
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 parryi is a species of phacelia known by the common name Parry's phacelia.
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 phacelioides, the Mt. Diablo phacelia, is a species of phacelia. It is endemic to California, where it is known from about 20 occurrences in the coastal mountain ranges of the inner San Francisco Bay Area, including Mount Diablo. It is a resident of chaparral and woodland habitat.
Phacelia racemosa is a species of phacelia known by the common name racemose phacelia.
Phacelia ramosissima is a species of phacelia known by the common name branching phacelia. It is native to western North America from British Columbia to California and the Southwestern United States, where it can be found in many types of habitat.
