Heliotropium ovalifolium Forssk.

POWO follows these authorities in synonymising this name:

• Audru, J., Cesar, J. & Lebrun, J.-P. (1994). Les Plantes Vasculaires de la République de Djibouti. Flore Illustrée 1: 1-336. CIRAD, Départerment d'Elevage et de Médecine vétérinaire, Djibouti. [Cited as Euploca ovalifolia.]
• Brundu, G. & Camarda, I. (2013). The Flora of Chad: a checklist and brief analysis. PhytoKeys 23: 1-18. [Cited as Euploca ovalifolia.]

This name was accepted following an alternative taxonomy by these authorities:

• Barry, J. P. & Celles, J.S. (1991). Flore de Mauritanie 1: 1-359. Centre Regional de Documentation Pedagogique, Nice. [Cited as Heliotropium ovalifolium.]
• Boulos, L. (2000). Flora of Egypt 2: 1-352. Al Hadara Publishing, Cairo. [Cited as Heliotropium ovalifolium.]
• Catarino, L., Sampaio Martins, E., Pinto-Basto, M.F. & Diniz, M.A. (2006). Plantas Vasculares e Briófitos da Guiné-Bissau: 1-298. Instituto de investigação científica tropical, Instituto Português de apoio ao desenvolvimento. [Cited as Heliotropium ovalifolium.]
• Figueiredo, E. & Smith, G.F. (2008). Plants of Angola. Strelitzia 22: 1-279. National Botanical Institute, Pretoria. [Cited as Heliotropium ovalifolium.]
• Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist. Strelitzia 14: 1-1231. National Botanical Institute, Pretoria. [Cited as Heliotropium ovalifolium.]
• Lebrun, J.-P., Audru, J., Gaston, A. & Mosnier, M. (1972). Catalogue des Plantes Vasculaires du Tchad Méridional: 1-289. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort. [Cited as Heliotropium ovalifolium.]
• Lebrun, J.P., Toutain, B., Gaston, A. & Boudet, G. (1991). Catalogue des Plantes Vasculaires du Burkina Faso: 1-341. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort. [Cited as Heliotropium ovalifolium.]
• Mosti, S., Raffaelli, M. & Tardelli, M. (2012). Contributions to the flora of central-southern Dhofar (Sultanate of Oman). Webbia; Raccolta de Scritti Botanici 67: 65-91. [Cited as Heliotropium ovalifolium.]
• Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort. [Cited as Heliotropium ovalifolium.]

Flora of West Tropical Africa

• Berhaut Fl. Sén. 201.
• F.T.A. 4, 2: 34
• Fl. Aegypt.-Arab., Descr. Pl. 38 (1775)

Flora of Somalia

• Flora Somalia, Vol 3, (2006) Author: by M. Thulin [updated by M. Thulin 2008]

Flora of Tropical East Africa

• Bak. & Wright in Flora of Tropical Africa 4(2): 34 (1905) (synonymy).
• C.B.Cl. in Fl. Brit. Ind. 4: 150 (1883).
• Cufod., Enumeratio Plantarum Aethiopiae Spermatophyta (Supplement in Bull. Jard. Bot. Brux.) p. 775 (1962).
• Forssk., Fl. Aegypt.-Arab.: 38 (1775).
• Gürke & Vaupel in Wissenschaftliche Ergebnisse der Deutschen Zentral-Afrika-Expedition 1907-1908, 2 (Botanik) p. 280 (1911).
• Gürke in Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete, Theile C: 337 (1895).
• Heine in Flora of West Tropical Africa, ed. 2, 2: 322 (1963).
• Hiern, Cat. Afr. Pl. Welw. 1: 718 (1898).
• I.M. Johnston in Journ. Arn. Arb. 32: 111 (1951).
• Kabuye & Agnew in A.D.Q. Agnew, Upland Kenya Wild Flowers p. 520, fig. on 519 (1974).
• Kazmi in Journ. Arn. Arb. 51: 178 (1970).
• Martins in Flora Zambesiaca 7(4): 87, t. 26/2 (1990).
• Robyns, Flore des Spermatophytes du Parc National Albert 2: 129 (1947).
• Taton, in Flore du Congo Belge, du Ruanda et du Burundi, Borag.: 32, map 10 (1971).
• Vollesen in Opera Bot. 59: 76 (1980).
• Wright in Fl. Cap. 4(2): 8 (1904).