| CAI (Mm) |
| CAI (Alexandria) |
| CAI |
| CAI (2) |
| Egypt (ENDANGERED) |
| Boulos, L. 2009. Flora of Egypt Checklist, Revised annotated edition, Al Hadara Publishing, Cairo, Egypt |
| Täckholm, V. 1974. Students' Flora of Egypt ed.2. Cairo University |
| Hosni, A. Hosny, A., Shamso, E. and Hamdy, R. 2013. Endemic and Near-Endemic Taxa in the flora of Egypt. Egyp.J.Bot. 53(2):357-383 |
| Boulos, L.2002,Valerianaceae in Flora of Egypt, vol 3. Al Hadara publishing, Cairo, Egypt |
| El Hadidi, M.N. and Hosni, H.A. Conservation and threats in M.N. El Hadidi (2000)Flora aegyptiaca vo;.1(1):105-151.Palm Press and Cairo University Herbarium |