[eng] This paper deals with 67 taxa, 25 of which are new to the Balearic Islands flora: Agave four- croydes, Amaranthus emarginatus, Asparagus aethiopicus, Bidens pilosa, Cardiospermum grandiflorum, C. halicacabum, Cotyledon orbiculata, Eschscholzia californica, Freesia leichtlinii subsp. alba, Gomphocarpus physocarpus, Gossypium hirsutum, Hedera hibernica, H. maroccana, Lathyrus odoratus, L. sativus, Lycianthes rantonnetii, Malephora uitenhagen- sis, Opuntia engelmannii subsp. lindheimeri, Osteospermum ecklonis, Phytolacca icosandra (new for Europe), Vitis × koberi, V. × ruggeri, V. rupestris, Washingtonia robusta and Yucca gigantea. Moreover several taxa are novelties for the flora of certain islands.