Nasturtium africanum, the Moroccan watercress, is an aquatic plant endemic to Morocco.Braun-Blanquet, Josias. 1922. Bulletin de la Société Botanique de France 13: 183, Nasturtium africanumMaire, René Charles Joseph Ernest. 1926. Bulletin de la Société Botanique de France 17: 104, Rorippa africana Two subspecies are recognized:
Nasturtium africanum subsp. africanum - northwestern Morocco Nasturtium africanum subsp. mesatlanticum (Litard. & Maire) Greuter & Burdet (syn = Rorippa africana subsp. mesatlantica Litard. & Maire = Nasturtium mesatlanticum O.E. Schulz) -- Mid-Atlas Mountains of Morocco
Both subspecies are considered endangered.IUCN Red List of Threatened Species, 2013.2, Nasturtium africanum
References