Native Plants
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Phacelia thermalis
Phacelia thermalis Greene
Heated Phacelia, Hot Spring Phacelia, Hot Springs Scorpion-weed, Hot Springs Scorpionweed
Hydrophyllaceae (Waterleaf family)
Synonym(s):
USDA Symbol: PHTH
USDA Native Status: L48 (N), CAN (W)
From the Image Gallery
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Plant Characteristics
Duration: AnnualHabit: Herb
Fruit Type: Capsule
Size Notes: Up to about 18 inches tall, often much shorter. Stems prostrate to erect.
Bloom Information
Bloom Color: White , Blue , PurpleBloom Time: May , Jun , Jul , Aug
Bloom Notes: White to pale blue or lavender.
Distribution
USA: CA , ID , MT , NV , ORCanada: SK
Native Habitat: Open clay flats, slopes, open woodlands.
Web Reference
Webref 36 - Jepson eFlora (2019) The Jepson Herbarium, University of California, BerkeleyWebref 65 - Montana Field Guides - Plants (2020) State of Montana
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Phacelia thermalis in USDA PlantsFNA: Find Phacelia thermalis in the Flora of North America (if available)
Google: Search Google for Phacelia thermalis
Metadata
Record Modified: 2021-05-11Research By: CBR