Lady Campbell (plural Lady Campbells)
- The plant Echium plantagineum.
- 1983: A certain Lady Campbell, during the construction of the Great Southern Railway through Western Australian in 1889 also helped by introducing it as a garden flower at her home not far from Broomehill. It then followed the construction of the line. — Weekend Australian newspaper, 25 June 1983, page 10. Quoted in G. A. Wilkes, A Dictionary of Australian Colloquialisms, second edition, 1985, Sydney University Press, ISBN 0-424-00113-6.