Bentham, G. (1954). Handbook of the British flora: A description of the flowering plants and ferns indigeneous to or naturalised in the British Isles for the use of beginners and ametures. L. Reeve & Co Ltd.

Bentham, George. Handbook of the British Flora: A Description of the Flowering Plants and Ferns Indigeneous to or Naturalised in the British Isles for the Use of Beginners and Ametures. Kent: L. Reeve & Co Ltd, 1954.

Bentham, George. Handbook of the British Flora: A Description of the Flowering Plants and Ferns Indigeneous to or Naturalised in the British Isles for the Use of Beginners and Ametures. L. Reeve & Co Ltd, 1954.