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Botany in a daythe patterns method of plant identification an herbal field guide to plant families of North AmericaBookпо Elpel, Thomas J.
Опубликовано 2013 -
An illustrated flora of the northern United States Canada and the British possessionsfrom Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridianBookпо Britton, Nathaniel Lord, 1859-1934
Опубликовано 1913