Abstract:
A total of 34 genera anal 78 species of algae have been reported from dry larifls of Peshawar,
Kohnt, Bannu and D.I. Khan districts upto d depth of 15 cm. This includes 18 genera and 51 species
in Cyanophyceae, 13 genera and 24 species in Chlorophyceae and 3 genera with 3 species in Xantho-
phycene. Algal number decreased with increasing depth. Pive genera and 14 species wsie recorded
as possible nitrogen-fixers
