Anatomical Findings of the Genus Galium L. (Rubiacaeae) in Egypt and Their Systematic Implications
Transverse stem sections of 11 species and 2 subspecies of the genus _Galium_ L. from Egypt were studied by light microscopy. Epidermal cell shape, cortex, xylem, and pith were of good taxonomic value between the taxa. Four types of stem shape were discerned in the transverse sections. The shape of epidermal cells can be used to distinguish between subspecies of ... إقراء المزيد