Juniperus horizontalis MoenchCreeping junipergenévrier horizontalPrairie BluffT. ChisholmW. of scree slope; end of shale dispersion1859 mRosa sp., Dasiphora fruticosa, Fern, Saxifraga bronchialis, Heuchera cylindrica, Shepherdia canadensis, Erigeron compositus, Arctostaphylos uva-ursiVery common3 ft wide x 0.5 ft tall; dispersed throughout sit