Det.: S.R. Hill (ILLS) 2005 AS Scirpus validus Vahl var. creber Fern.
Steven R. Hill
36391
2005-06-22
2005-06-22
United States, Illinois, Grundy, Southwest quadrant of overpass of US Route I-80, west side of Pioneer County Road 4000, west of Morris. Elevation approximately 173 meters. Coordinate Datum: WGS84/NAD83
41.376806 -88.499556
Roadside ditch and surrounding shrubland at margin of agricultural land; ditch includes Agrostis alba, Carex vulpinoidea, Juncus dudleyi, Scirpus georgianus, S. pendulus, S. validus creber, and Typha latifolia. Local, occasional perennial sedge.