Neophytes in the city of Mostar (Bosnia and Herzegovina)

We identified 220 species and subspecies, belonging to 162 genera and 60 families, in the city of Mostar (Bosnia and Herzegovina) in the period from 2003 to 2007. Families with the highest number of taxa were Asteraceae (38) followed by Poaceae (20) and Lamiaceae (15). Widespread (25%) and cultivated and adventive taxa (21%) had highest contibution in the urban flora. Hemicryptophytes (39.5%) and therophytes (35%) dominated in Raunkiaers lifeform spectra. In total, 35 neophytes were identified in urban flora of Mostar. Most of them had American origin (71%). The most frequent neophyte taxa were Amaranthus retroflexus, Artemisia annua, Bidens subalternans, Conyza bonariensis, Conyza canadensis, Erigeron annuus, Tagetes minuta, Tagetes patula, Solanum eleagnifolium, Xanthium spinosum, Ambrosia artemisiifolia, Chenopodium ambrosioides, Eleusine indica, Artemisia verlotiorum, Euphorbia maculata, Heilanthus tuberosus, etc.