Cestrum parqui

Cestrum parqui_willow jessamine_Mike Perlmutter_cropped
Photo: Mike Perlmutter

Common names: willow jessamine

Cestrum parqui (willow jessamine) is a tree (family Solanaceae) with yellow flowers and narrow leaves found in the San Francisco Bay area and south coast ranges of California. It is native to South America. It favors grasslands. It spreads via seeds and root suckers. Seeds are dispersed by birds, water and dumped garden waste.

Cal-IPC Rating: Watch

CDFA Rating: None?

Assessment(s)

Plant Risk Assessment - An evaluation of the potential for a plant to be invasive in California.

Weed Management Notes

No Weed RIC Management Notes are available for this species. Check for information on other species in the genus on the Weed RIC site.

Cal-IPC Newsletter Articles

There are no newsletter articles associated with this species yet.

Cal-IPC Symposium Presentations

Presentations are linked where available. Where a presentation is not available, find more information by reading the abstract in the Cal-IPC Symposia Archive.

Other Cestrum parqui Information

  • CalPhotos - Images of plants taken mostly in California.
  • Calflora - Distribution map and records of this species in California.
  • CalWeedMapper - Distribution map of this species in California with ability to determine regional priorities.
  • EDDMapS - Distribution of this species in North America.
  • Jepson Interchange - Information on this plant's taxonomy, biology, and distribution from UC Berkeley's Jepson Herbarium.
  • USDA PLANTS Database - Information on identification and distribution, with links to websites in individual states.
  • Additional photos

    Cestrum parqui_flowers and leaves_EricWrubel
    Cestrum parqui (willow jessamine) flowers and leaves. Photo: Eric Wrubel
    Cestrum parqui__fruits_EricWrubel
    Cestrum parqui (willow jessamine) fruits. Photo: Eric Wrubel
    Cestrum parqui_fruits_ZoyaAkulova
    Cestrum parqui (willow jessamine) fruits. Photo: Zoya Akulova