Aggressively invading the crowns of trees between Alameda Creek and Old Canyon Rd.
Several individuals, climbing on native riparian vegetation.
Delairea is a plant genus within the family Asteraceae. It is classified within tribe Senecioneae. It contains only one species, Delairea odorata, which was previously included in the genus Senecio as Senecio mikanioides, and is known as cape ivy in some parts of the world and German ivy in others.