The Flora on the High Line, New York city, New York

The lichens, bryophytes and vascular flora of the High Line, an abandoned elevated commercial railroad comprising 4.2 hectares, consisted of 161 vascular taxa within 122 genera and 48 families. The largest fan-lilies in the flora were the Asteraceae (36 species) and Poaceae (24 species). The largest genera were Solidago (5 species) and Aster and Potentilla each with 4 species. Native species, 50.9% of the flora, were a major component of the natural vegetation.