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Lactuca L. [297]
Kew Bull., vol. 18(): : p. 441 (1964-1966) [M. Grierson] [8]
drawing: M. Grierson [502]
Illustration contributed by:
JSTOR digital library, U.S.A.

Compositae
Kew Bull., vol. 18(): : p. 441 (1964-1966) [M. Grierson]