Plant
Ruby Chalice Clarkia
Clarkia rubicundaAlso known as Farewell to Spring
Ruby chalice clarkia is a slender annual with silky pink to ruby flowers, each shaped by four broad petals that narrow toward the center. It blooms as grasslands and open slopes begin to dry, then completes its life cycle from seed.
Annual WildflowerCoastal GrasslandSummer Bloom
—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & preyPhotosynthetic; shallow roots use seasonal moisture and mineral nutrients
Predators
- Caterpillars
- Beetles
- Browsing mammals
ThreatsDevelopment, invasive grasses, poorly timed mowing, trampling, and altered fire patterns
HabitatsOpen slopes, coastal prairie, grassland, scrub openings, roadsides, and woodland margins
Life spanAnnual; germination, flowering, and seed production occur within one growing season
Classification
- FamilyOnagraceae
- SpeciesClarkia rubicunda
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Stay off flowering patches so annual plants can complete seed production.
Responsible observation
- Identify: Look for four pink petals narrowed into clawlike bases.
- Timing: Seek blooms as surrounding annual grasses turn dry.
- Protect: Photograph from trails without picking or trampling plants.
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