The aim of this study is to determine the effect of environmental conditions with emphasis on the main meteorological factors (air temperature variables, sunshine hour, and humidity), on phytoplankton communities. As important primary producers in aquatic ecosystems, phytoplankton communities could be affected by several factors. Environmental factors play the major role in occurrence and diver...

The lichen specimens belonging to the order Lecanorales were collected from calcareous rocks in various areas of Mashhad. (Khorasan province). Specimens were taken back to the laboratory and identified. The identification of the species is based on morphology, anatomy and chemistry. They compose of  8  taxa  belonging  to 7 genera, namely, Lecanora conferta, L. muralis, Rhizocarpon umbilicatum,...

Munjughlu sanctuary zone with 5270 hectares in East Azarbaijan province is one of three sanctuary zones in the Marakan protected area.During 2008–2009, 236 taxa (23 subspecies, 22 varieties and one form) belonging to 166 genera and 38 families were collected and determined for this zone.Among them, 208 taxa are dicots and 28 are monocots. Family Compositae with 46 species and Cruciferae with 23...

New data are presented for Neotropical Phalangopsidae (Orthoptera, Grylloidea). Four new species are described, Luzara brevipennis Desutter-Grandcolas, n. sp., Miogryllodes hebardi Desutter-Grandcolas, n. sp., Aclella brevipennis Desutter-Grandcolas, n. sp. and Aclella nova Desutter-Grandcolas, n. sp. Nine new recombinations are proposed: Lerneca digrediens (Otte, 2006) n. comb. (Amphiacusta), ...

The type plant of Allium akaka S.G. Gmelin ex Roem. & Schult. was probably collected in the mountains west of Bandar Anzali. Here plants fitting the original description are extant, and one was selected as epitype. This taxon in the strict sense is not conspecific with A. latifolium Jaub. & Spach, and is morphologically well separable from topo-typical plants of A. haemanthoides Boiss. & Reut. ...

McDiarmid et al. (1999) published the first part of their planned taxonomic catalog of the snakes of the world. Since then, several new python taxa have been described in both the scientific literature and non-peer-reviewed publications. This checklist evaluates the nomenclatural status of the names and discusses the taxonomic status of the new taxa, and aims to continue the work of McDiarmid e...

The following new taxa of Meconematini from Guangxi province were described: Sinothaumaspis damingshanicus Wang, Liu, Li gen. & sp. nov., Aphlugiolopsis punctipennis Wang, Liu, Li gen. & sp. nov., Eoxizicus (Eoxizicus) curvicercus Wang, Liu, Li sp. nov., Meconemopsis paraquadrinotata Wang, Liu, Li sp. nov., Neocrytopsis? unicolor Wang, Liu, Li sp. nov., Xiphidiopsis (Dinoxiphidiopsis) expressa ...

Based on the floristic study of rust fungus flora (Uredinales) ofGolestan National Park, located in the Northeast of Iran, 68 rust taxa were recognized. Of these, one subspecies and five species viz. Phragmidium sanguisorbae subsp. mediterraneum on Sanguiosorba minor, Puccinia difformis on Galium aparine, P. jasmini on Jasminum fruticans, P. rhylismoides on Thalictrum isopyroides, Uromyces mogi...