Coues
ELLIOTT (kouz), an American naturalist; born in Portsmouth, veloped in a plant. In exogens two such N. H., Sept. 9, 1842. He was of late leaves are present in the embryo of every years connected with the Smithsonian Inplant, while in endogens there is one. In stitute, and was author of "Key to North exogens the two cotyledons are always American Birds" (1872), "Field Ornisecond leaf de- thology" (1874), "Check-List of North veloped is alternate with the first. On American Birds " (1882), "Biogen," "The these distinctions or their absence have Dæmon of Darwin," etc. With J. S. been founded three primary divisions of the Vegetable Kingdom, viz., Dicotyle dons, Monocotyledons, and Acotyledons.
Sometimes, though rarely, there are more than two cotyledons: thus the Boraginacæ and the Brassicaceæ have four, and the Coniferæ 10, 12, or even 15; hence the term Polycotyledons has been used.
Kingsley, he edited the "Standard Natuactively interested in Theosophy. He died ral History" (three vols., 1883). He was Dec. 26, 1899.