New records in vascular plants alien to Tenerife (Spain, Canary Islands) Author Verloove, Filip https://orcid.org/0000-0003-4144-2422 Meise Botanic Garden, Meise, Belgium filip.verloove@plantentuinmeise.be text Biodiversity Data Journal 2021 2021-04-26 9 62878 62878 http://dx.doi.org/10.3897/BDJ.9.e62878 journal article http://dx.doi.org/10.3897/BDJ.9.e62878 1314-2828-9-e62878 D24EB63F1B0E5922BA6788EC76A26D81 Callistemon viminalis (Gaertn.) Cheel, 1830. Callistemon viminalis Hort. Brit. 197. 1830. Distribution TENERIFE: Arona, Cho, TF-655 between Guaza and Las Chafiras, roadside, crack in concrete, a single self-sown shrub, 19.01.2019, F. Verloove 13436 (BR); Santa Cruz de Tenerife, Tabaiba Baja, Av. Maritima, foot of steep rock, at least five individuals, self-sown, 20.12.2019, F. Verloove 13737 (BR). https://observation.org/observation/205287115/; https://observation.org/observation/205287128/ Notes This Australian ornamental shrub was recently reported for the first time in the wild from the Canary Islands (Gran Canaria and Tenerife) ( Verloove 2017 ). Since then, it was repeatedly observed again, especially in Gran Canaria and a future, local naturalisation seems inevitable. Callistemon viminalis produces large quantities of very tiny seeds that are easily wind-dispersed. Wherever germination conditions are suitable, the species can reproduce from seed, for instance, in barrancos close to urbanisations. In recent years, it was recorded again in two new localities in Tenerife.