Huernia marnieriana Lavranos in J. S. African Bot. 29: 97-99 (1963).
Etymology: Named in honour of M. J. Marnier-Lapostolle of "Les Cèdres", St. Jean-Cap Ferrat, France
Distribution: Yemen (Al Bayda', Abyan).
Distribution map of Huernia marnieriana (my own records)
History: Huernia marnieriana was discovered by John Lavranos in August 1962, during a short botanical trip to South-western Arabian peninsula. He found several populations at Audhali Plateau in Yemen (former Southern Arabian Federation). He published the plant together with H. hadhramautica in 1963.