Canopy Thinning and Death Impacts Growth and Reproduction of Isotria medeoloides – a Federally Threatened orchid

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Dennis Whigham,¬†Smithsonian Environmental Research Center Long-term monitoring of Isotria medeoloides at two sites in Virginia have been combined with observations from an understory thinning experiment at one site and death of a large canopy tree at a second site. New plants emerged at both sites following increased light levels and flowering and fruit production increased. […]

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