Published in: Hortus Kew. (W.T. Aiton), ed. 2. 4: 418. 1812.
A genus formed by Mr. Brown, and first recorded in the late edition of the Hortus Kewensis. It consists, as at present known, of four species, all natives of the South-west coast of New Holland, two of which are already in our gardens. (Bot. Reg.)
Type not designated.
Named for Mary Somerset, Duchess of Beaufort, considered a patroness of botany (Biographies).