- Plants
- ›Vascular Plants
- ›flowering plants
- ›Dicots
- ›Buttercups, Poppies, and Allies
- ›Poppy Family
- ›Poppy Subfamily
- ›Eschscholzieae
- ›Dendromecon

Channel Islands Tree Poppy
Dendromecon harfordii
Dendromecon harfordii, known by the common names Channel Islands tree poppy and Harford's tree poppy, is a species of flowering plant in the poppy family.
It was formerly treated as subspecies of the related species Dendromecon rigida, and had the botanical name Dendromecon rigida subsp. harfordii.
From the article Dendromecon harfordii on Wikipedia (CC BY-SA), quoted section by section
Description
Dendromecon harfordii is a shrub or small tree reaching heights between 2–6 metres (6.6–19.7 ft). It has thin branching stems covered sparsely in smooth-edged, oval-shaped leaves 3 to 8 centimeters long. It bears showy flowers with four bright yellow petals each 2 or 3 centimeters long. The fruit is a curved, cylindrical capsule over 7 centimeters in length.
Range & habitat
The plant is endemic to San Clemente Island, Santa Catalina Island, Santa Cruz Island, and Santa Rosa Island in the Channel Islands of California. It is found in California coastal sage and chaparral habitats on the islands.
Wikipedia: “Distribution”
How it is grown
Dendromecon harfordii is cultivated as an ornamental plant, for planting in native plant, drought tolerant, and wildlife gardens, and in natural landscaping projects.
Wikipedia: “Cultivation”
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Dendromecon harfordii in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 76638.