Somatic metaphases of some species of genus Narcissus from Algeria. A–D N. tazetta: A 2n = 20 El Aïoun B 2n = 20 + 1 Sidi Khélifa C 2n = 20 + 2 Sidi Khélifa D 2n = 20 + 1 Oued Djenane E 2n = 20 Tabarka F N. pachybolbus 2n = 22 Emir Abdelkader G N. papyraceus 2n = 22 Bologhine H–I N. elegans: H 2n = 20 Sainte Salsa I 2n = 20 Ain Tagourait J–M N. serotinus s.l. : J–K 2n = 30 Ain Tagourait, Sainte Salsa L 2n = 28 Ain Ftouh M 2n = 20 Aït Ali. N–O N. cantabricus: N 2n = 14 O 2n = 14 + 1 Mansourah. Black arrows indicate satellites. White arrows indicate supernumerary chromosomes. Scale bar: 10 μm.