Channel Islands

National Park California

Explore This Park

Park Tools

Rare Plants

Federally listed plants of Channel Islands National Park

The following is the list of 14 threatened or endangered plants found in Channel Islands National Park. A strict legal process is needed in order for a plant or animal species to be listed. Information about the Endangered Species Act and the listing process can be found at the U.S. Fish & Wildlife Service website.

Scientific Name	Common Name	Plant Family	Federal Status
Arabis hoffmannii	Hoffmann’s rockcress	Brassicaceae (Mustard Family)	Endangered
Arctostaphylos confertiflora	Santa Rosa Island manzanita	Ericaceae (Heather Family)	Endangered
Berberis pinnata ssp. insularis	Island barberry	Berberidaceae (Barberry Family)	Endangered
Castilleja mollis	Soft-leaved paintbrush	Scrophulariaceae (Figwort Family)	Endangered
Dudleya nesiotica	Santa Cruz Island live-forever	Crassulaceae (Stonecrop Family)	Threatened
Dudleya traskiae	Trask’s live-forever	Crassulaceae (Stonecrop Family)	Endangered
Galium buxifolium	Sea-cliff bedstraw	Rubiaceae (Madder Family)	Endangered
Gilia tenuiflora ssp. hoffmannii	Hoffmann’s slender-flowered gilia	Polemoniaceae (Phlox Family)	Endangered
Helianthemum greenei	Island rushrose	Cistaceae (Rockrose Family)	Threatened
Malacothamnus fasciculatus var. nesioticus	Santa Cruz Island bush mallow	Malvaceae (Mallow Family)	Endangered
Malacothrix indecora	Santa Cruz Island chicory	Asteraceae (Sunflower Family)	Endangered
Malacothrix squalida	Island malacothrix	Asteraceae (Sunflower Family)	Endangered
Phacelia insularis var. insularis	Northern island phacelia	Hydrophyllaceae (Waterleaf Family)	Endangered
Thysanocarpus conchuliferus	Santa Cruz Island lace pod	Brassicaceae (Mustard Family)	Endangered