| CAI (Di-S) |
| CAIRC (Dg) |
| ASTU (S) |
| CAI |
| CAIRC |
| ASTU |
| CAI (16) |
| CAIRC (1) |
| ASTU (12) |
| Lessan El Tor لسان الثور |
| Täckholm, V. 1974. Students' Flora of Egypt ed.2. Cairo University |
| El Hadidy, A. And Boulos, L. in Boulos, L. 2000. Flora of Egypt, vol.2. Al Hadara publishing, Cairo, Egypt |
| Boulos, L. 2009. Flora of Egypt Checklist, Revised annotated edition, Al Hadara Publishing, Cairo, Egypt |
| El Hadidi, M.N.& Fayed, A. 1994/95. Materials for Excursion Flora of Egypt (EFE). Taeckholmia 15 |