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Phacelia thermalis
Also called Hot Springs Phacelia, Hot Springs Scorpion Weed
Phacelia thermalis is a species of phacelia known by the common names heated phacelia and hot spring phacelia. It is native to the western United States from northeastern California to Idaho, with a disjunct population in Montana.
It grows in plateau and mountain habitat in open areas with clay soils. It is an annual herb with spreading or upright branches up to 45 centimeters long. It is glandular and coated in stiff hairs. The leaves are oval and toothed or divided into segments. The hairy inflorescence is a one-sided curving or coiling cyme of bell-shaped flowers. Each flower is under half a centimeter long and white to light blue in color.
Glandular yellow phacelia · Limestone phacelia · Aven Nelson's phacelia · Sanddune phacelia · Attwood's phacelia · Southern Sierra phacelia · Fernleaf phacelia · Bolander's phacelia · Shortlobe phacelia · Brewer's phacelia · California phacelia · Calthaleaf phacelia
Text excerpted from the Wikipedia article Phacelia thermalis by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
