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Compass Plant
(O.E. Anderson) Prairie
State Nature Preserve






Lou Campbell State Nature Preserve   



Lou Campbell State Nature Preserve   

Prairie Name

Compass Plant (O.E. Anderson) Prairie State Nature Preserve


15574 State Rte 141 Willow Wood, OH 45696


The Ohio Division of Natural Areas and Preserves.

Prairie History

The area, honoring  Ora (Andy) E. Anderson, a former state legislator and conservationist of the area, was acquired in the last quarter of the 20th century by Ohio Division of Natural Areas and Preserves, primarily because of the population of compass plant, Silphium laciniciatum, growing on this hillside prairie.

The site is in the Unglaciated Appalachian Plateau Ohio Prairie Region. (Prairie Regions of Ohio)


16 acres.

Prairie Description

Typical prairie grasses, such as big bluestem, Indiangrass, and little bluestem, abound at the site. Compass plant is in bloom in August. Other species to be seen are green milkweed, rose-pink gentian, early ladies'-tresses, and hairy ruellia.

Visitation Information


No parking or pull-off area or facilities. Park with caution on the edge of the road.

Compass plant, Silphium laciniatum, a species typical of tallgrass prairies west of Ohio, grows at this interesting site.