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You searched for: Creator Personal Names Leach, J. G. (Julian Gilbert), b. 1894. Remove constraint Creator Personal Names: Leach, J. G. (Julian Gilbert), b. 1894. Creator Personal Names Lilly, Virgil Greene, b. 1900. Remove constraint Creator Personal Names: Lilly, Virgil Greene, b. 1900. Creator Personal Names Purvis, Matthew Robert, 1929- Remove constraint Creator Personal Names: Purvis, Matthew Robert, 1929- All Creators Wilson, H. A. Remove constraint All Creators: Wilson, H. A. All Subjects Plant exudates. Remove constraint All Subjects: Plant exudates.

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