Threats to Rare Plants and Plant Communities

Past, Present, and Future

Introduction of Non-Native Herbivores

Introduction of Non-Native Plants

Cultivation of Crops

Harvest of Old Growth Trees

Alteration of Hydrology

Suppression of Natural Fires

Extraction of Minerals

Misuse of Herbicides

Collection from Small Populations

Loss of Genetic Diversity

Construction of Roads and Buildings

Future Threats

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