Isoetes hyemalis Isoetaceae
Comments: Fabled River of Isoetes, an intermittent dark water stream with thousands of Isoetes. County road 666 near power lines west of Carson, Dinwiddie County, Virginia. 36° 59' 44" North, 77° 27' 43.9" West
(36.995563, -77.462183). 24 June 2013
Added: 6/26/13
WARNING: Accurate determination of this plant or fungus depends on more than this single image.