Ravenella exigua, the chaparral bellflower, rock harebell, or Rattan campanula, is an annual flowering plant in the bellflower family Campanulaceae. The...
Ravenella griffinii is a species of bellflower known by the common name Griffin's bellflower. It is endemic to California, where it grows in the North...
Ravenella sharsmithiae is a rare species of bellflower known by the common names Mt. Hamilton bellflower and Sharsmith's harebell. It is endemic to California...
Ravenella angustiflora is a species of flowering plant in the bellflower family Campanulaceae. It is known by the common name Eastwood's bellflower. It...
Campanulaceae native to California; other novel genera include Eastwoodiella and Ravenella. The genus name Smithiastrum honors James Payne Smith Jr., a California...