This is the eleventh of a series of miscellaneous contributions, by various authors, where hitherto unpublished data relevant to both the Med-Checklist and the Euro+Med (or Sisyphus) projects are presented. This instalment deals with the families Anacardiaceae, Asparagaceae (incl. Hyacinthaceae), Bignoniaceae, Cactaceae, Compositae, Cruciferae, Cyperaceae, Ericaceae, Gramineae, Labiatae, Leguminosae, Orobanchaceae, Polygonaceae, Rosaceae, Solanaceae and Staphyleaceae. It includes new country and area records and taxonomic and distributional considerations for taxa in Bidens, Campsis, Centaurea, Cyperus, Drymocallis, Erigeron, Hoffmannseggia, Hypopitys, Lavandula, Lithraea, Melilotus, Nicotiana, Olimarabidopsis, Opuntia, Orobanche, Phelipanche, Phragmites, Rumex, Salvia, Schinus, Staphylea, and a new combination in Drimia. Citation For the whole article: Raab-Straube E. von & Raus Th. (ed.) 2019: Euro+Med-Checklist Notulae, 11 [Notulae ad floram euro-mediterraneam pertinentes No. 40]. - Willdenowia 49: 421-445. doi: https://doi.org/10.3372/wi.49.49312 For a single contribution (example): Strid A. 2019: Bidens alba (L.) DC. - Pp. 424-426 in: Raab-Straube E. von & Raus Th. (ed.), Euro+Med-Checklist Notulae, 11 [Notulae ad floram euro-mediterraneam pertinentes No. 40]. - Willdenowia 49: 421-445. doi: https://doi.org/10.3372/wi.49.49312 Version of record first published online on 6 December 2019 ahead of inclusion in December 2019 issue.
