Plant
Coulter's Matilija Poppy
Romneya coulteriAlso known as California Tree Poppy
Coulter's matilija poppy is a tall woody perennial with deeply divided blue-gray leaves and enormous white flowers. Six crinkled petals surround a dense golden center, creating a broad bloom above upright stems.
chaparral plantwhite flowerwoody perennial
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Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & preyProduces energy through photosynthesis and draws seasonal moisture through spreading underground roots
Predators
- caterpillars
- aphids
- grazing mammals
ThreatsDevelopment, overly frequent fire, invasive grasses, drought, and wild collection
HabitatsDry canyons, chaparral, coastal scrub, rocky slopes, and open post-fire ground
Life spanA long-lived perennial whose established root system can persist for many years
Classification
- OrderRanunculales
- FamilyPapaveraceae
- GenusRomneya
- SpeciesRomneya coulteri
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Leave wild stems unbroken and do not taste unidentified poppy material.
Responsible observation
- Identify: Look for huge crinkled white petals around a dense yellow center.
- Protect: Photograph from open ground without pulling stems or trampling new shoots.
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