Article

The vascular plants material collected during Iter Mediterraneum V of OPTIMA in Morocco has been studied. It comprises 2366 gatherings collected from 65 localities mainly in the Rif Mountains (28 localities) and the Middle Atlas (21 localities) plus 16 localities in the High Atlas, the “plaines et plateaux du Maroc oriental” and “Maroc atlantique nord”. The checklist includes 1416 species and subspecies which belong to 112 families. One species is new for the flora of Morocco (Epilolium lanceolatum Sebast. & Mauri), 18 are new records for the Middle Atlas, seven for central Middle Atlas, one for Jbel Tazekka, nine for the “plaines et plateaux du Maroc oriental”, three for “base Moulouya”, four for “Maroc atlantique nord”, three for High Atlas, and three for the Rif Mountains. The following new combinations are proposed: Astragalus incanus subsp. fontianus (Maire) Valdés, Malva lusitanica var. hispanica (R. Fern.) Valdés, Nepa boivinii var. tazensis (Braun-Blanq. & Maire) Valdés, Ornithogalum baeticum subsp. algeriense (Jord. & Fourr.) Valdés and Ornithogalum baeticum subsp. atlanticum (Moret) Valdés.