05 April 2016.
Michigan, United States
Locality: Ottawa County: T7N R13W SW 1/4 SW 1/4 NE 1/4 Sec. 32; T7N R13W NE 1/4 NE 1/4 SW 1/4 Sec. 29; and T7N R14W NW 1/4 NW 1/4 Sec. 10 along Grand River both north (approximately 2.87 miles) and east (approximately 3.84 miles) of Allendale.
Coordinates: 43.0015, -85.9124
(Map it)
Elevation: 184m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Floodplain.
Number of plants sampled: 5
Associated species: Lindera benzoin, Crataegus sp., Rosa multiflora, Sambucus canadensis, Celtis occidentalis Juglans nigra. Fraxinus pennsylvanica, Vitis riparia, Toxicodendron radicans, Acer saccharinum, Platanus occidentalis, and Acer negundo. Asimina triloba and Tilia americana noted as additional associates only with sample 722-4. Quercus macrocarpa, Carpinus caroliniana, and Cercis canadensis noted as additional associates only with sample 722-5. Specimens 722-1, 722-2, and 722-3 were sampled in standing water. Numerous G. dioicus dead or dying due to elevated water levels.
Comment: Latitude, longitude, and elevation averaged between all specimens sampled. Coordinates for each mother tree may be provided upon request.
Collector(s):