Species Cullumia cirsioides

For Sir John Cullum (1733–1785), British botanist, geneologist, antiquarian, cleric and scholar, and author of History and Antiquities of Hawstead (1785), and his brother, Sir Thomas Gery Cullum (1741–1831), a medical practitioner, surgeon and botanist, member of the Linnaean Society, and author of Floræ Anglicæ Specimen imperfectum et ineditum (1774). Both became fellows of the Royal Society.