Ogastemma
Synonymy
Source: Valdés, B. & Raab-Straube, E. von (2011+): Boraginaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Ogastemma in Kew Bull. 36: 679. 1982
- ≡Eritichium sect. Megastoma in Bentham & Hooker, Gen. Pl. 21: 851. 1876
- ≡Megastoma, Explor. Sci. Tunisie, Ill. Bot. 3: t. 11, fig. 4-11. 1895 [non Megastoma]