The paper deals with some problems of distribution and variability of the species
L. angustissimus L.,
L. halophilus
Boiss. et
Sprun.,
L. laricus
Rech. fil.,
Aellen et
Esfandiari, L.,
schimperi
Steud.,
L. compactus
Chrtková-Žertová,
L. garcinii DC.