Perforated Ray Cells in <I>Pistacia terebinthus</I> - a New Record for Anacardiaceae

Abstract

This paper reports perforated ray cells in the wood of Pistacia terebinthus of the family Anacardiaceae. In this species the perforated ray cells were found isolated , localized mainly on the ends of multiseriate rays. The perforated ray cells are larger than other ray cells , with simple perforation plate and bordered pits , as in vessel elements , located on radial walls.