Bottlebrush

Bottlebrush may refer to:


 * A type of brush intended for cleaning bottles
 * Any of several plants commonly known as bottlebrush
 * Callistemon, a genus of shrubs and trees from Australia
 * Beaufortia, a genus of shrubs from Australia
 * Elymus hystrix, a species of grass from eastern North America
 * Elymus californicus, a species of grass from California
 * Bottlebrush (cave formation)