eng Oriental Scientific Publishing Company Biosciences Biotechnology Research Asia 0973-1245 2016-05-05 8 2 385 392 9207 article Hend Alwathnani 1 Department of Botany and Microbiology, College of Science, King Saud University, Box 2455 Riyadh - 11 451 (Saudi Arabia) Saja Mother Elegans area in Riyadh city of Saudi Arabia received the first study regarding to soil algae identification. It is a protected area under the control of the Saudi wildlife Commission (SWC). Description of the samples sites and the distribution of each algae are given. A total of 21 species of algae were found in 10 sites from Saja Mother Elegans Um Al-Rimth 21 species of algae, 14 Cyanophyta, 5 Chlorophyta, one Euglenophyta and one Xanthophyta were isolated and identified. Most of the recorded algae were mainly related to Cyanophytes with the most common species such as Oscillatoria, Microcoleus, Nostoc. Species of algae in this study were identified only to the genus. Results from this study indicate that before meaningful comparisons between Saudi soil algae can be made, more studies must be conducted. https://www.biotech-asia.org/vol8no2/preliminary-study-of-soil-algae-of-protected-saja-mother-elegans-mother-elegans-saudi-arabia/ Economical- social factors; Development; Wood cultivation; Spruce; Spruce cultivator