فاطمه سلمانی نژاد - PhD Candidate, Department of Plant Protection, School of Agriculture, Shiraz University, Shiraz ۷۱۴۴۱۶۵۱۸۶, Iran
رضا مستوفی زاده قلمفرسا - Mostowfizadeh-Ghalamfarsa : Prof., Department of Plant Protection, School of Agriculture, Shiraz University, Shiraz ۷۱۴۴۱۶۵۱۸۶, Iran (rmostofi@shirazu.ac.ir)

In order to investigate the oomyceteous flora associated with ornamental trees of Shiraz County (Iran), during ۲۰۱۷–۱۸, rhizosphere soil and plant debris of ornamented trees from various parks and green spaces of Shiraz County (including ۱۱ districts) were sampled. Based on morphological, morphometrical and physiological analyses, three Phytophthora species, namely, Ph. cactorum*, Ph. capsici, and Ph. nicotianae*, five Phytopythium species including Pp. litorale, Pp. oedochilum*, Pp. ostracodes, Pp. palingenes†*,and Pp. vexans,and ۱۱ Pythium species including Py. aphanidermatum*, Py. catenulatum*, Py. echinulatum, Py. hydnosporum*, Py. irregulare*, Py. kashmirense, Py. megalacanthum†, Py. middletonii, Py. nunn, Py. oligandrum,and Py. sylvaticum† were identified. Taxa with asteric were predominant and species with dagger sign were new to Iran mycobiota.  

Morphology, Morphometry, Phytophthora, Phytopythium, Pythium