Seven aquatic flowering plants, all types of pondweed (Potamogeton species). Chromolithograph by W. Dickes & co., c. 1855.

[London], [1855]

1 print : chromolithograph

1. small pondweed, Potamogeton pusillus, 2. grassy p. P. gramineum 3. sharp-leaved p. P. acutifolius 4. grass-wrack-like p. P. zosteroefolius 5. curly p. P. crispus 6. perfoliate p. P. perfoliatus 7. long-stalked p. P. proelongus W. Dickes & co del et sc Lettering on the print includes a number for each plant and the plate number

Wellcome Collection 24829i