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Rare Plants

Left: Stanleya tomentosa var. tomentosa, Hairy prince's-plume Upper right: Stephanomeria fluminea, Teton wire-lettuce, Lower right: Abronia ammophila, Yellowstone sand verbena

In addition to plant surveys conducted at specific sites as part of infrastructure planning, species throughout the network parks are inventoried to document those that are endemic to a particular park or region. Because of their rarity or limited range, such species may be vulnerable to extinction as a result of disturbance or environmental change.

updated 2/11/2009