Charles Darwin: His Life Told in an Autobiographical Chapter, and in a Selected Series of His Published Letters

by Charles Darwin

FOOTNOTES:

[300] On the action of carbonate of ammonia on roots and leaves.

[301] The allusion is to Mr. Huxley's address, "On the hypothesis that animals are automata, and its history," given at the Belfast Meeting of the British Association, 1874, and republished in Science and Culture.

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