Alva Review-Courier -

ST. LOUIS (AP) — A restored St. Louis prairie of native grasses and flowers is in bloom, but the nature reserve's conservation is threatened by inaction and invasive plants.

Biologists discovered the 25-acre (10-hectare) hidden prairie in the 1990s at Calvary Cemetery, where it was protected from agricultural development, the St. Louis Post-Dispatch reported.

Volunteers and experts restored the land by planting native grasses and wildflower seeds, which are in bloom today, said Erin Shank, an urban wildlife biologist for the Missouri Department of Conservation who helps manage the prairie.

"I...