Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
exogen .
Etymologies
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Examples
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There are plants normally of an intermediate character, while, to take exceptional instances, there are exogens with the leaves and flowers of endogens, and endogens whose outward organisation, at any rate, assimilates them to exogens.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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Take the characters of exogens as distinct from endogens; even under ordinary circumstances, no absolute distinction can be drawn between them.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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Ball, Mr., on cause of late appearance of exogens, 400
Darwinism (1889) Alfred Russel Wallace 1868
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Hence the class of endogens are sometimes called monocotyledonous plants, while that of exogens are called dicotyledonous.
Aboriginal America 1860
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Dicotyledonous exogens enter at the close of the oolitic period, and come to their greatest development in the tertiary.
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You must know before anybody else how the exogens are to be completely divided.
Hortus Inclusus Messages from the Wood to the Garden, Sent in Happy Days to the Sister Ladies of the Thwaite, Coniston John Ruskin 1859
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You see that if the outside leaves are to grow last, they may conveniently grow two at a time; which they accordingly do, and exogens always start with two little {155} leaves from their roots, and may therefore conveniently be called two-leaved; which, if you please, we will for our parts call them.
Proserpina, Volume 1 Studies Of Wayside Flowers John Ruskin 1859
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Cannot a man work in wood without knowing all about endogens and exogens, or must he attend Professor
Medical Essays, 1842-1882 Oliver Wendell Holmes 1851
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Cannot a man work in wood without knowing all about endogens and exogens, or must he attend Professor Gray's Lectures before he can be trusted to make a box-trap?
Complete Project Gutenberg Oliver Wendell Holmes, Sr. Works Oliver Wendell Holmes 1851
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It is a remarkable fact, as he justly observes, that the angiospermous exogens, which comprise four-fifths of living plants -- a division to which all our native
The Antiquity of Man Charles Lyell 1836
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