Dataset: All Collections
Taxa: Salix nigra (Salix ambigua, Salix dubia, Salix falcata, Salix flavovirens, Salix ligustrina, Salix ludoviciana, Salix purshiana, Salix nigra var. altissima, Salix nigra var. brevifolia, Salix nigra var. brevijulis, Salix nigra var. falcata, Salix nigra var. lindheimeri, Salix nigra var. longifolia, Salix nigra var. marginata, Salix tristis, Salix denudata)
Search Criteria: Polygon search (not displayed); includes cultivated/captive occurrences