Showing 1 - 4 results of 4 for search 'Koopowitz, Harold', query time: 0.01s Refine Results
1
Plant extinction : a global crisis /
by Koopowitz, Harold
Published 1990
Book
2
Orchids and their conservation /
by Koopowitz, Harold 1940-
Published 2001
Book
3
Tropical slipper orchids : Paphiopedilum and Phragmipedium species and hybrids /
by Koopowitz, Harold 1940-
Published 2008
Book
4
Novelty slipper orchids : breeding and cultivating, Paphiopedilum hybrids /
by Koopowitz, Harold 1940-
Published 1989
Book
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