@article {dum4027, title = {Verbena incompta (Verbenaceae), an overlooked xenophyte in Europe }, journal = {Willdenowia}, volume = {41}, year = {2011}, pages = {43-49}, chapter = {43}, keywords = {Italy, Spain, taxonomy, Verbena ser. Pachystachyae}, issn = {1868-6397}, doi = {10.3372/wi.41.41104}, author = {Filip Verloove} }