Jabal Al-Ward is one of the Hijazi mountains situated between Al-Ulā and Al-Wajh, southwest Tabuk Province, Saudi Arabia’s northwesterly border region. It considered highest mountain in this area enriched wildlife. For first time, present research aimed to investigate floristic composition, phytogeographical distribution, plant diversity Al-Ward. One hundred ninety-eight species representing 47...

Eremogone ali-gulii (Caryophyllaceae) is described as a new species of Eremogone in Turkey. The specimens were collected from Kop Mountain (Erzurum). The new species is endemic of the Irano-Turanian region and is related to Eremogone scariosa and Eremogone armeniaca. The differences on sterile shoots, habit, sepals and capsules between these species are discussed. Description, distribution, ill...

Climate change is expected to have an impact on the geographical distribution ranges of species. Endemic species and those with a restricted geographic range may be especially vulnerable. The Persian jird (Meriones persicus) endemic rodent inhabiting mountainous areas Irano-Turanian region, where future desertification form threat In this study, modelling algorithm MaxEnt was used assess climat...

Cotoneaster Medik. is an important and taxonomically complex group due to numerous variable forms. Therefore, it interesting object for taxonomical studies. Five new records, including transcaucasicus Pojark., C. minutus G. Klotz, afghanicus aitchisonii K. Schneid., ellipticus Hort ex Loudon are identified the first time from Iran. Moreover, meyeri Pojark. insignis reported second Flora of Iran...

Ludab region, known for its unique landscape comprising a vast fertile plain surrounded by high mountains and covered by loose oak forests, is a part of Boyer-Ahmad County in southern Zagros mountain range (West Iran) with an area of 87,715 km2 located 110 km north-west of the capital city, Yasuj. The aim of this research is to assess floristic elements, life forms, chorology, and en...

In this paper, the new taxa Lepidium ferganense (Brassicaceae) was recorded for the flora of Iran for the first time. This taxon belongs to Irano-Turanian region. It was compared with the closest taxa in the present study. In addition, a morphological description, several Illustrations, and a distribution map were presented.

the oriental arborvitae habitat with an area of 223­ha. is located on 20 km south of fazel­abad, golestan province. the lowest and highest of its height are 820 and 1680 m.a.s.l. the floristic-physiognomic investigation performed by walked-field procedure at 2nd seasonal sequence showed that flora of this region includes 173 plant species that belong to 147 genera and 65 families, of which 5 sp...