. Heredity and evolution in plants. Heredity; Plants. 140 HEREDITY AND EVOLUTION IN PLANTS Darwin's teaching, which freed men's minds from the shackles of preconceived notions, founded, not on observa- tion of facts, but on a more or less blind acceptance of current theological suppositions, or on the teachings of ancient writers, the facts of distribution had a far different significance than they were seen to possess when men began to interpret the present state of nature as being the result. Fig. 70.—Alexander von Humboldt (1769-1859). Founder of the science of plant geography. of the opera
. Heredity and evolution in plants. Heredity; Plants. 140 HEREDITY AND EVOLUTION IN PLANTS Darwin's teaching, which freed men's minds from the shackles of preconceived notions, founded, not on observa- tion of facts, but on a more or less blind acceptance of current theological suppositions, or on the teachings of ancient writers, the facts of distribution had a far different significance than they were seen to possess when men began to interpret the present state of nature as being the result. Fig. 70.—Alexander von Humboldt (1769-1859). Founder of the science of plant geography. of the operation of natural causes; by most students they had been regarded as so much information, like the matter in a guide book, but pointed the way to no larger conception or generalization, so far as historical evolution was con- cerned. To find giant redwood trees exclusively in CaU- fornia meant nothing, except that they were created there and nowhere else, and had never spread; to find the bracken. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gager, C. Stuart (Charles Stuart), 1872-1943. Philadelphia, P. Blakiston's Son & Co.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectplants, bookyear1920
