Negative mycorrhizal feedback and plant species coexistence in a serpentine grassland
Anonymous (not verified)
Fire and vegetation dynamics in the eastern serpentine barrens
Anonymous (not verified)
Chromite and other mineral deposits in serpentine rocks of the Piedmont Upland, Maryland, Pennsylvania, and Delaware
Anonymous (not verified)
The history of chromite mining in Pennsylvania and Maryland
Anonymous (not verified)
Evaluation of the Nottingham Park Serpentine Barrens, Chester County, Pennsylvania
Anonymous (not verified)
Inventory of historical and extant, native, persistent, unplanted grasslands and meadows in Pennsylvania
Anonymous (not verified)
Site action plan for Goat Hill Serpentine Barrens, Chester County, Pennsylvania
Anonymous (not verified)
The History of the Quarry
Anonymous (not verified)
Rare species form — Gentianopsis crinita, Robert E. Lee Park, Maryland, 13 October 1988
Anonymous (not verified)