Reza Ramazannejad Ghadi - Department of Biology, Golestan University, Gorgan, Iran.
Dina Azizian - Department of Biology, Shahid Beheshti University, Tehran, Iran.
Mostafa Assadi - Research Institute of Forests & Rangelands, P. O. Box ۱۳۱۸۵-۱۱۶, Tehran, Iran.

The stem anatomy of ۱۸ species belong to the genera Anabasis L., Haloxylon Bge., Hammada Iljin, Seidlitzia Bge. ex Boiss. of the tribe Salsoleae (Chenopodiaceae) was examined. Anatomical characters with numerical analysis provided some significant data for the delimitation of taxa at the generic and specific levels.

Anatomy, numerical taxonomy, Chenopodiaceae, Salsoleae, Iran