New indigenous species are Conopodium majus and Vulpia membranacea, and the recently recorded hybrid Scutellaria galericulata x minor (S. x hybrida). New and fully naturalized neophytes are the invasive species Hydrocotyle ranunculoides and Impatiens capensis. Other new neophytes are Anisanthamadritensis, Centaurea stoebe subsp. rhenana, Chenopodium ambrosioides, Crambe abyssinica, Dittrichia graveolens, Erigeron karvinskyanus, Koelreuteria paniculata, Malus baccata, Ornithopus compressus and Physalis peruviana. Anthericum liliago and Dianthus superbus were recorded again in the Netherlands after 80 years of disappearance, and Eleocharis ovata after 150 years. Bromus secalinus and Cuscuta gronovii are not yet extinct. Interesting new records of very rare Dutch species are Atriplex pedunculata, Blackstonia perfoliata subsp. serotina, Callitriche hermaphroditica, Carex brizoides, Epipactis atrorubens, Huperzia selago, Lycopodium annotinum, Mentha pulegium, Myriophyllum alterniflorum, Oreopteris limbosperma, Phegopteris connectilis, Potamogeton praelongus, Polystichum lonchitis, Scorzonera humilis, Silaum silaus, Teucrium scordium and Viola persicifolia.