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Phacelia integrifolia (Gypsum phacelia)
Anderson, Wynn

Phacelia integrifolia

Phacelia integrifolia Torr.

Gypsum Phacelia, Gyp Blue-curls

Hydrophyllaceae (Waterleaf Family)



USDA Native Status: L48 (N)

Glandular, malodorous, sticky, commonly stout, leafy stems with purplish-lavender or bluish-purple flowers in coils at ends of upper branches.

Phacelia is a large, mostly western American genus distinguished by bluish or purplish flowers in coils usually with protruding stamens. Identification of individual species is determined by technical features, such as seed details.


From the Image Gallery

28 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Fruit Type: Capsule
Size Notes: Up to about 2 feet tall.

Bloom Information

Bloom Color: Purple
Bloom Time: Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct


USA: AZ , CO , KS , NM , OK , TX , UT
Native Distribution: Southern Utah south to Arizona and northern Mexico, and east to New Mexico, western Texas, and western Oklahoma.
Native Habitat: Prairie, Plains, Meadows, Pastures, Savannas

Growing Conditions

Water Use: Medium
Light Requirement: Part Shade
Soil Moisture: Dry
Soil Description: Clay Clay Loam Medium Loam Sandy Loam, Sandy


Use Ornamental: Rock gardens, Pocket prairie, Wildflower meadow, Blooms ornamental
Conspicuous Flowers: yes

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.


Propagation Material: Seeds

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Sibley Nature Center - Midland, TX


Bibref 328 - Wildflowers of Texas (2003) Ajilvsgi, Geyata.

Search More Titles in Bibliography

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Phacelia integrifolia in USDA Plants
FNA: Find Phacelia integrifolia in the Flora of North America (if available)
Google: Search Google for Phacelia integrifolia


Record Modified: 2023-01-31
Research By: TWC Staff

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