Bedrock composition of the Goat Hill serpentine barrens and a proposed serpentine factor for predicting floral response Read more about Bedrock composition of the Goat Hill serpentine barrens and a proposed serpentine factor for predicting floral response
A survey of the seasonal and spatial distribution of the Orthoptera: Acrididae, Tetrigidae, and Tridactylidae of Goat Hill and Nottingham serpentine barrens, Chester County, Pennsylvania with a note on Acrididae from Pink Hill Barren Read more about A survey of the seasonal and spatial distribution of the Orthoptera: Acrididae, Tetrigidae, and Tridactylidae of Goat Hill and Nottingham serpentine barrens, Chester County, Pennsylvania with a note on Acrididae from Pink Hill Barren
The cytogeography of Aster pilosus (Compositae- Asteraceae). II. Survey of the range, with notes on A. depauperatus, A. parviceps and A. porteri. Read more about The cytogeography of Aster pilosus (Compositae- Asteraceae). II. Survey of the range, with notes on A. depauperatus, A. parviceps and A. porteri.
Water relations of an encroaching vine and two dominant C4 grasses in the serpentine barrens of southeastern Pennsylvania Read more about Water relations of an encroaching vine and two dominant C4 grasses in the serpentine barrens of southeastern Pennsylvania
Soil amelioration by Pinus virginiana during forest conversion on the New Texas serpentine barrens of Pennsylvania Read more about Soil amelioration by Pinus virginiana during forest conversion on the New Texas serpentine barrens of Pennsylvania
The interpretation and management of Pink Hill — a serpentine barren Read more about The interpretation and management of Pink Hill — a serpentine barren
Unionville Serpentine Barrens: analyzing the relationship between soil profiles and forest succession rate Read more about Unionville Serpentine Barrens: analyzing the relationship between soil profiles and forest succession rate
Vegetation, flora, and plant physiological ecology of serpentine barrens of eastern North America Read more about Vegetation, flora, and plant physiological ecology of serpentine barrens of eastern North America
A partial list of the siphonogams found in and near Soldiers Delight Read more about A partial list of the siphonogams found in and near Soldiers Delight
Site survey summary — Octoraro Slopes, Maryland, 16 June 1988 and 5 October 1988 Read more about Site survey summary — Octoraro Slopes, Maryland, 16 June 1988 and 5 October 1988