United States, Minnesota, Houston, Vinegar Ridge Forestry Unit. Along the Root River just downstream from the state bike trail bridge, in rugged terrain four miles west of Houston.
43.7671662055 -91.6527441145
4846895N 608437E; T104N R7W sec34
210 meters
690 feet
Abundant on lower tier of a large, two-tiered sand bar, ~6 inches above the present water line. Moist sand, exposed in the past few weeks by receding river levels. Forms the dominant cover in this zone. Prostrate growth form.
Additional associates include Panicum capillare, Eragrostis frankii, E. pectinacea, Cyperus squarrosus, C. bipartitus, C. strigosus, C. erythrorhizos, C. odoratus, Amaranthus tuberculatus, Lindernia dubia, Persicaria lapathifolia, Mimulus ringens, Abutilon theophrasti, Myosoton aquaticum, Bidens cernua, B. frondosa, Verbena hastata, Mollugo verticillata, Plantago major, Salix interior.