Water plants : a study of aquatic angiosperms /
by Agnes Arber ; With a preface by William T. Stearn.
- Weinheim ; New York : J. Cramer ; Hafner Pub. Co., 1963 [reprinted 1972].
- xi, xvi, 436 p. : ill. ; 25 cm.
Reprint of the original ed., with reproduction of the t.p. bearing imprint: Cambridge, University Press, 1920.