coast range false bindweed
Calystegia collina (Greene) Brummitt

Calystegia collina, known as coast range false bindweed, is a species of morning glory in the family Convolvulaceae. It is endemic to the Coast Ranges of northern and central California, where it is typically found on slopes and in woodlands, often growing on serpentine soils.
Description
Calystegia collina is a plant species native to California, specifically the Coast Ranges. It thrives in habitats such as slopes and woodlands and is frequently associated with serpentine soils. The species was first described in 1965 and belongs to the genus Calystegia. Its distribution is limited to the region where it is well adapted to local environmental conditions.
Other common names
coast range false bindweed
Distribution
California
Synonyms
Convolvulus collinusConvolvulus malacophyllus subsp. collinus