Giliastrum rigidulum (Benth.) Rydb.
Bluebowls, Blue Gilia
Polemoniaceae (Phlox Family)
Synonym(s): Gilia rigidula, Gilia rigidula ssp. rigidula
USDA Symbol: GIRI3
A low, often tufted plant with violet-blue flowers borne singly or few in a loose cluster near dense, rigid, prickly, divided leaves often hidden by flowers.
The violet-blue flower with the bright yellow center is unique. The "eye" serves to guide insects to the nectar.
From the Image Gallery
Bloom InformationBloom Color: Blue
Bloom Time: Mar , Apr , May
DistributionUSA: AZ , CO , KS , NM , OK , TX
Native Distribution: Eastern Arizona east to western Texas and north to southeastern Colorado and western Kansas; also in northern Mexico.
Native Habitat: Found in dry, rocky caliche soils mostly in South and West Texas.
Growing ConditionsLight Requirement: Sun
Conditions Comments: Small mounding plant with flowers resembling Persian Violet, but deeper blue. Likes caliche soil.
BenefitConspicuous Flowers: yes
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Fredericksburg Nature Center - Fredericksburg, TX
Lady Bird Johnson Wildflower Center - Austin, TX
Herbarium Specimen(s)NPSOT 0508 Collected Apr 11, 1992 in Kendall County by Lottie Millsaps
NPSOT 0205 Collected Apr 7, 1992 in Comal County by Mary Beth White
BibliographyBibref 946 - Gardening with Prairie Plants: How to Create Beautiful Native Landscapes (2002) Wasowski, Sally
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Additional resourcesUSDA: Find Giliastrum rigidulum in USDA Plants
FNA: Find Giliastrum rigidulum in the Flora of North America (if available)
Google: Search Google for Giliastrum rigidulum
MetadataRecord Modified: 2022-06-17
Research By: TWC Staff