Which cacti has more species, Cereus or Limnanthes?
Cereus (plant) Cereus is a genus of cacti (family Cactaceae) including around 33 species of large columnar cacti from South America. The name is derived from Greek (κηρός) and Latin words meaning "wax" or "torch". The genus "Cereus" was one of the first cactus genera to be described; the circumscription varies depending on the authority. The term "cereus" is also sometimes used for a ceroid cactus, any cactus with a very elongated body, including columnar growth cacti and epiphytic cacti.
Ceanothus lemmonii Ceanothus lemmonii is a species of shrub in the buckthorn family Rhamnaceae known by the common name Lemmon's ceanothus. It is endemic to California, where it grows on the wooded slopes of the Inner North Coast Ranges and the Sierra Nevada foothills to the west and east, respectively, of the Sacramento Valley.