Malacothamnus (bush mallow) is a genus of malvaceous plants native to California, and related to the Iliamnas of the US interior and the Phymosias of Mexico, Central America, and the Caribbean.Species:Malacothamnus abbottii – Abbott's bushmallowMalacothamnus aboriginum – gray bushmallow, Indian Valley bushmallowMalacothamnus clementinus – San Clemente Island bushmallowMalacothamnus davidsonii – Davidson's bushmallowMalacothamnus densiflorus – yellowstem bushmallowMalacothamnus fasciculatus – Mendocino bushmallow, chaparral mallowMalacothamnus foliosus – monarch bushmallowMalacothamnus fremontii – Fremont's bushmallowMalacothamnus jonesii – slender bushmallow, Jones' bushmallowMalacothamnus marrubioides – pink-flowered bushmallowMalacothamnus palmeri – Palmer's bushmallow, Santa Lucia bushmallow