20 March 2009.
Nebraska, United States
Locality: Ponca State Park, approximately 2 miles north of Ponca, T30N R6E Sec. 3 Ponca Quad., Dixon County.
Coordinates: 42.6017, -96.7144
(Map it)
Elevation: 365m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Variable from mid-level elevation sloped area to bottomland type. Variable exposure. 0-60 degrees of slope with variable aspects.
Number of plants sampled: 8
Associated species: Celastrus orbiculatus, Celtis occidentalis, Cornus, Fraxinus, Juglans nigra, Juniperus virginiana, Ulmus americana, Ulmus rubra, Ulmus pumila, Ostrya virginiana, Populus deltoides, Quercus macrocarpa, and Ulmus thomasii (common).
Comment: Occasional population abundance with irregular distribution over 77,699 square meters. Latitude, longitude, and elevation averaged between all specimens sampled. Coordinates for each mother tree may be provided upon request.
Collector(s):