Extinction is forever, threatened and endangered species of plants in the Americas and their significance in ecosystems

Extinction is forever, threatened and endangered species of plants in the Americas and their significance in ecosystems : proceedings of a symposium Prance, Ghillean Tolmie creator ed. Elias, Thomas S. New York Botanical Garden text Bronx, N.Y The New York Botanical Garden 1977 monographic 437 p. : ilus. ; mapas Plantas Extinción 580 P7 54099 971013 20220329140552.0