The leaves are arranged alternately along the branches .
Are thick , especially near the edges , linear to lance - shaped , mostly 5 -- 15 mm ( 0.2 -- 0.6 in ) long and 2.5 -- 7 mm ( 0.1 -- 0.3 in ) wide .
The leaves are arranged alternately along the branches and are thick , especially near the edges , linear to lance - shaped , mostly 5 -- 15 mm ( 0.2 -- 0.6 in ) long and 2.5 -- 7 mm ( 0.1 -- 0.3 in ) wide .