Island False Bindweed

Description:

From Wikipedia: Calystegia macrostegia, with the common name Island false bindweed, is a species of morning glory, in the California coastal sage and chaparral ecoregion. This plant is native to Southern California, the Channel Islands of California, and into Baja California, Mexico, where it is most common along the coast. Calystegia macrostegia is a woody perennial herb or small shrub which may be a low herbaceous vine or a stout, woody, climbing plant which can approach 9 meters in length. The triangular leaves may be over 10 centimeters wide. This morning glory produces white to very pale pink blooms with corollas 2 to over 6 centimeters wide.