29 October 2017.
Florida, United States
Locality: Pasco County, on Southwest Florida Water Management District property in the Upper Hillsborough Preserve, Alston Tract. Southeast of Deems Road, 140 m east of the parking lot gate, beside the hiking trail.
Coordinates: 28.1743, -82.1176
(Map it)
Elevation: 30m.
Georeference protocol: Lat/Lon determined from GIS
Habitat: Weedy, disturbed, or ruderal habitat
Environment description: In white sea-shell construction material brought in for trail maintenance, and the plants were not seen elsewhere.
Number of plants sampled: 6
Associated species: Amaranthus australis plants associated only with the construction material and not in nearby grasslands.
Collector(s):