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Hydrilla
Rich.
[9]
E.A. von Regel, Gartenflora, vol. 59 : p. 85 (1910) [10]
Illustration contributed by:
New York Botanical Garden, U.S.A.
Hydrocharitaceae
E.A. von Regel, Gartenflora, vol. 59 : p. 85 (1910)
