Hydrophyllaceae
Limestone phacelia
Phacelia affinis
- Family
- Hydrophyllaceae
- Genus
- Phacelia
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Common names
By language (1)
- English
- Limestone phacelia
Synonyms
- Phacelia affinis var. affinis
Flowers
- In flower
- April to June (from 37 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: Irene, CC0, from iNaturalist 
FlowerPhoto: Matt Berger, CC BY 4.0, from iNaturalist 
FlowerPhoto: Arvel Hernandez, CC BY 4.0, from iNaturalist 
FlowerPhoto: Matt Berger, CC BY 4.0, from iNaturalist 
Photo: Steve Matson, CC BY 4.0, from iNaturalist 
Photo: Matt Berger, CC BY 4.0, from iNaturalist 
Photo: Steve Matson, CC BY 4.0, from iNaturalist 
Photo: Kristen Nelson, CC0, from iNaturalist 
Photo: Sue Carnahan, CC BY 4.0, from iNaturalist 
Photo: Deniz Wilson, CC0, from iNaturalist 
Photo: Daniel, CC0, from iNaturalist 
Photo: Neal Kelso, CC BY 4.0, from iNaturalist
More in Phacelia
- Lacy phaceliaPhacelia tanacetifoliaHydrophyllaceae
- DesertbellsPhacelia campanulariaHydrophyllaceae
- Silky phaceliaPhacelia sericeaHydrophyllaceae
- Cleftleaf wildheliotropePhacelia crenulataHydrophyllaceae
- Largeflower phaceliaPhacelia grandifloraHydrophyllaceae
- Wild canterbury bellsPhacelia minorHydrophyllaceae
- Great Valley phaceliaPhacelia ciliataHydrophyllaceae
- Silverleaf phaceliaPhacelia hastataHydrophyllaceae
- Threadleaf phaceliaPhacelia linearisHydrophyllaceae
- Tacky phaceliaPhacelia viscidaHydrophyllaceae
- Aven Nelson's phaceliaPhacelia anelsoniiHydrophyllaceae
- Sanddune phaceliaPhacelia argenteaHydrophyllaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.