07 March 2013.
Illinois, United States
Locality: Robeson Hills Nature Preserve, Southern Upland Section of the Wabash Border Natural Division, Lawrence County.
Coordinates: 38.7139, -87.5343
(Map it)
Elevation: 154m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Remnant, mesic upland beech-maple forest. Dissected, deep loess deposits adjacent to Wabash River.
Number of plants sampled: 5
Associated species: Acer saccharum, Asimina triloba, Carya ovata, Celtis occidentalis, Fagus grandifolia, Fraxinus quadrangulata, Liriodendron tulipifera, Prunus serotina, and Quercus muhlenbergii.
Comment: Numerous (15+) fruiting and (15+) non-fruiting, very large (100+ feet) specimens. Latitude, longitude, and elevation averaged between all specimens sampled. Coordinates for each mother tree may be provided upon request.
Collector(s):