Bromus scoparius L. (syn.: B. rigens L.) (Medit., SW-As.) – A very rare and much decreasing, ephemeral alien. Nearly always associated with grain importation. Collected without further details in 1827. Furthermore exceptionally recorded as a wool alien in the valley of river Vesdre. Most recently seen on a grain dump in Andrimont in 1954.
Selected references
Henrard J.Th. (1917) Bijdrage tot de kennis der Nederlandsche adventiefflora. Nederl. Kruidk. Arch. 1917: 181-205.
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