The endemic taxon var. crudelis has been much discussed as regards its ranking. The key problem is still "if it retains its dwarf habit when cultivated at low altitudes" (Meikle 1977). Obviously, that has never been tested.
2n = 48+0-6BAA. G. Kamari, C. Blanché & S. Siljak-Yakovlev, Mediterranean chromosome number reports - 21 in Fl. Medit. 21. 2011
B. G. Hadjikyriakou, Symvoli sti meleti tis chloridas tis Kyprou 13. in Dasoponos 39. 2009, C. J. Chrtek & B. Slavík, Contribution to the flora of Cyprus in Preslia 53. 1981, D. R. D. Meikle, Flora of Cyprus 1. 1977, E. J. Chrtek & B. Slavík, Contribution to the flora of Cyprus. 4 in Fl. Medit. 10. 2001, F. A. Della, Flora of a valley in the Pendakomo area in Agric. Res. Inst. Minist. Agric. Nat. Resources Cyprus Misc. Rep. 52. 1992, G. G. Alziar, Compte rendu du 4ème Iter Mediterraneum in Bocconea 11. 2000, H. P. Coulot, Approche de la flore de l'ile de Chypre in Monde Pl. 470. 2000, I. Șekerciler, F. & Ketenoğlu, O., Flora of north dunes of Karpaz National Park (Cyprus) in Biol. Diversity Conservation 4: 189-203. 2011
Division 6 ‒ indigenousD
0–1675 mJJ. R. D. Meikle, Flora of Cyprus 1. 1977