PUCPR Search for 'an:153279'

Extinction is forever threatened and endangered species of plants in the Americas and their significance in ecosystems today and in the future : proceedings of a symposium held at the New York Botanical Garden, May 11-13, 1976, in commemoration of the Bicentennial of the United States of America

Bronx, N.Y. New York Botanical Garden 1977 .
vi, 437 p. , 920319 28 cm..
0893271969

New York Columbia University Press 1982 .
xvi, 714 p. , 920504 27 cm..
0231048769

Bronx, N.Y., U.S.A. New York Botanical Garden 1990 .
vii, 278 p. 26 cm..
0893273473