Mecit Vural

• Developer at Gazi University

The morphological features of Cota were studied based on our specimens collected between 2005 and 2019 in Turkey and herbarium specimens from various herbaria. As a result of the obtained systematic and floristic findings of the last years, Cota now 22 taxa (17 species, 2 subspecies, 3 variety), of which 9 are endemic to Turkey which suggests an en...

Even though saline land is thought to be poor for plant biodiversity, a total of 640 taxa from 56 families has been recorded (70 of which are endemic to Turkey) in salt marshes and salt steppes in Turkey. After reviewing phytosociological studies on salt marshes and salt steppes, there were 47 instances recorded from salt marshes and six instances...

G.V. Aznavour tarafından Yalova'dan toplanan örneklere dayalı olarak bilim dünyasına Centaurea pythiae olarak tanıtılan takson Türkiye Florası yazılırken, Centaurea amasiensis altında sinonim olarak verilmiştir. Daha sonra ise bu tür yeniden canlandırılıp Rhaponticoides pythiae olarak yeniden değerlendirilmiştir. Bu tür günümüze kadar uzun bir süre...

Twenty-two taxa of the genus Cota J.Gay (Asteraceae) from Turkey were examined with a stereomicroscope and scanning electron microscope (SEM) in order to describe their achene macro- and micromorphologies and to evaluate the diagnostic value of these features. The achenes are obpyramidal, obconical, and oblong. Achene width ranges from 0.26 to 1.68...

Organic farming is mostly acknowledged as environmentally and biodiversity friendly, yet many studies have contradictory results and conclude the effects differ between organism groups and landscapes. In this study we concentrated on olive groves in Ayvacık, Çanakkale, Turkey. We selected 15 organic and conventional olive groves and 3 natural habit...

The Anatolian Biogeographical Region is unique in the Palearctic realm, with high plant and butterfly species richness and populations of globally threatened birds, mammals and herptiles (amphibians and reptiles). It is a place of diverse land-use practices, dating back to the earliest farming practices in the world. Among 10,930 species of vascula...

Pollen morphology of 22 Cota taxa naturally distributed in Turkey was investigated to describe their pollen features and to evaluate the diagnostic value of pollen characters for systematic purposes using light microscopy and scanning electron microscopy. Pollen grains of Cota are radially symmetrical and isopolar. Their shape is oblate-spheroidal...

Background: The majority of Achillea species are the most important native economic plants of Anatolia. They include highly bioactive compounds, so they have therapeutic applications. Objective: In the present study, the aim was to investigate in vitro anti-oxidant, cytotoxic and pro-apoptotic effects of Achillea teretifolia Willd extracts (Turk...

In this study, the Institute of Field Crops Central Research Station (Haymana - Ankara, Turkey) and the surrounding vegetation İkizce Research and Application investigated. The research was studied Br. - Bl. approach. The study area is one continuous grazing and the other consists of two parts protected for nearly 30 years. As long as the effects o...

Turkey has the richest flora among the countries of Europe and the Near East in terms of plant diversity. However, increasingly this diversity enters endangered. In order to preserve this wealth and transfer it to the next generation, the completion of the biodiversity inventory and monitoring studies should be made. For this purpose, General Direc...

Verbascum aydogdui Karavel., Vural, B.Şahin & Aslan sp. nova (Sect. Bothrosperma Murb.), is described for the first time as a new species to science in the location of Central Anatolia, Turkey. Besides to description of the new species, such as a description, scanning photograph of the type specimen, an illustration of the flower, some information...

A new species of Teucrium L., Teucrium aladagense Vural & H.Duman, is described from Aladağ mountain, located in Adana, Kayseri, and Niğde provinces in Turkey. The species belongs to Teucrium L. sect. Stachyobotrys Benth. A description, distribution map, habitat, information on trichome morphology, and the threatened category of the species are pro...

This study evaluates Ornithogalum brevipedicellatum, which was previously accepted as a synonym of O. oligophyllum, as a separate distinct species and discusses the similarities and differences between O. brevipedicellatum and its related species (O. oligophyllum and O. pamphylicum). Similarities and differences among these species were identified...

In this study, the Artemisia santonicum L.(facultative halophyte plant) community and soil peculiarity of Ereğli-Karaman had been analyzed based on the minimal area approach. Of the samples collected from the research area between the years 1995-1996 and 2012-2013, 100 plants were evaluated, and uncommon and endemic taxa were identified. The number...

The study area is located about 8 km northwest of Keskin province, Kırıkkale. 672 plant specimens were collected from the area during March 2011-September 2012. Identification of the specimens revealed the presence of 310 taxa belonging to 177 genera in 46 families. A total of 43 taxa (13.8%) are endemic to Turkey. The distrubition ratios of the ta...

The aim of this study was to determine antioxidant activity of the water and methanol extracts from the aerial parts of Origanum haussknechtii Boiss. (Lamiaceae), which is an endemic to Turkey. The water and methanol extracts of the plant were evaluated for their antioxidant capacity in 2,2-diphenyl-1- picrylhydrazyl (DPPH) radical scavenging, trol...

Objective: To investigate the in vitro antimicrobial potential of Thermopsis turcica Kit Tan, Vural & Küçüködük against periodontopathogenic bacteria, its antioxidant activity and cytotoxic effect on various cancer cell lines. Methods: In vitro antimicrobial activities of ethanol, methanol, ethyl acetate (EtAc), n-hexane and water extracts of Therm...

In general, saline and arid environments are poor in species. A total of 728 taxa of halophytes are recorded for SW Asia belonging to 68 families (compared to 117 plant families worldwide). The majority of halophytes belong to the families Chenopodiaceae, Poaceae, Leguminosae (Papiliondeae), Asteraceae and Cyperaceae. Chenopodiaceae has the largest...

Centaurea tchihatcheffii Fisch. & C.A. Mey. (Mediterranean knapweed, in Turkish yanardoner) is an annual, appealing endemic species, which grows only very little location in the Golbasi district of Ankara-Turkey. Therefore it is very important to produce and multiply valuable endemic species biotechnologically. In order to induce callus, pappus of...

Bu çalışmada Kızılırmak deltası içinde yar alan subasar orman, karışık yaprakdöken orman, sahil ve iç kumullar, çayırlar, su içi ve çevresi, halofit bataklık, segetal, ruderal ve ripariyan habitatlar araştırılarak, özellikleri incelenmiştir.

Bu çalışmada Ilısu baraj havzasında tespit edilen nadir ve endemik türlerle ilgili yapılan gözlemlere yer verilmiştir. 2009 yılında yapılan kısa süreli bir çalışma ile Ilısu barajı altında kalacak alanın florası araştırılmıştır. Detaylı bir çalışma olmamasına rağmen önemli bulgular elde edilmiştir. Bu çalışmada 2 endemik ve 4 nadir türün korolojisi...

Bu çalışmada Kızılırmak deltasında tespit edilen nadir türlerle ilgili yapılan gözlemlere yer verilmiştir. 2006-2007 yıllarında Kızılırmak deltası yönetim planı hazırlanması için yürütülen araştırma projesinin botanik özellikleri çalışılmıştır. Yoğun kullanım altındaki deltanın doğal alanlarında tesbit edilen 7 nadir türün tehlike kategorileri ve t...

In this study, 449 plant samples from Kale-Bolu Fındığı Nature Protection Area were collected in the period 1990 and 2011. Two hundred and forty taxa belonging to 161 genera and 58 families were found after the identification of 449 plant specimens collected from the research area. Representative samples have been placed in ANKO, GAZI and Research...

Amaç: Bu çalışma ile İç Anadolu bölgesindeki dokuz ilde, mera olarak kullanılan bozkırlarda tür çeşitliliği ve en sık rastlanan türlerin durumu sayısal olarak tespit edilmiştir. Çalışmanın önemi, böyle detaylı sayısal verilerin ilk defa elde edilmiş olmasıdır. Gereç ve Yöntem: Bu çalışma Ankara, Çankırı, Çorum, Kayseri, Kırıkkale, Kırşehir, Nevşeh...

Alcea L. is represented by 18 species and Althaea L. by 4 species in the Flora of Turkey. Seventeen species of Alcea and all species of Althaea were collected. One new cultivated record of Alcea was added. Contrary to the Flora of Turkey, the endemicity of Alcea apterocarpa (Fenzl) Boiss., Alcea calvertii (Boiss.) Boiss., and Alcea fasciculiflora Z...

Oil shales are exposed in wide areas around the town of Çayırhan (Beypazarı-Ankara). It is known that some elements are enriched in oil shales and similar organic-material rich rocks. Th e purpose of this study was to understand the possible relations between the element abundances found at the Çayırhan oil shales (ÇOS) and those of some plant type...

A new genus (Pseudodelphinium H.Duman, Vural, Aytaç & Adıgüzel) and 3 new species (Pseudodelphinium turcicum H.Duman, Vural, Aytaç & Adıgüzel; Iberis halophila Vural & H.Duman; and Frankenia salsuginea Adıgüzel & Aytaç) from the Tuz Gölü (Salt Lake) basin (Central Anatolia) are described. Illustrations, ecological habit, and a distribution map are...

Twenty-seven aqueous extracts obtained from 21 plants used in the treatment of respiratory tract infections as folk remedies in Turkey were investigated for their relative total phenolic contents and antioxidant, antibacterial, antimycobacterial, and antifungal activities. Antibacterial and antifungal activities against dermatophytes and yeast-like...

Centaurea tchihatcheffii Fisch. & C.A. Mey. (Mediterranean knapweed, in Turkish yanardoner) is an annual, appealing endemic species, which grows only very little location in the Golbasi district of Ankara-Turkey. Therefore it is very important to produce and multiply valuable endemic species biotechnologically. In order to induce callus, pappus of...

Crushed fruits and herbal parts of Cymbocarpum wiedemannii, endemic in Turkey, were separately subjected to hydrodistillation. The oils were analyzed by GC/MS. Fifty-six compounds representing 96% of the oil were identified in the fruit oil whereas 33 compounds making up of 94% of the oil were characterized in the oil obtained from aerial parts. (E...

A water-distilled essential oil from the crushed fresh fruits of Ferulago trachycarpa, endemic in Turkey, was analyzed by GC/MS. Forty-six components were characterized representing 99–3% of the total components detected. (Z)-β-Ocimene (30.7%) and myrcene (27.7%) were the major constituents of the oil obtained in 7.3% yield.

Cota hamzaoglui U.Özbek & Vural (Asteraceae, Anthemideae) is described as a new species from Uludağ in the Bursa province of Turkey. Information given on the new species includes a Latin diagnosis, taxonomic description, line drawing, and several photographs, as well as comments on the species' geographical distribution, including a map, and its af...

Cynanchum acutum L., Cionura erecta (L.) Griseb. and Trachomitum venetum (L.) Woodson subsp. sarmatiense (Woodson)Avetisian are commonly used species in folk medicine. In the present study, the antioxidant and antimicrobial properties of the ethanol extracts of three plants were evaluated with agar well diffusion technique, the DPPH (2,2-diphenyl-1...

This research was carried out to determine the steppe vegetation between the Eregli-Karaman. The steppe vegetation of the area was analyzed by the tree dimensional ordination technique based on the Braun-Blanquet approach. A new alliance and three new associations were determined and classified syntaxonomically from the area which is under the infl...

Michauxia nuda A.DC. (Campanulaceae) is recorded for the first time (C8 Siirt province) from Turkey. The diagnostic characters of M. nuda are described and its habitat and conservation status are indicated. Besides, it is illustrated, and a distribution map is presented. Notes on collecting number of type specimen of this species are provided.

Genus Erysimum is represented by 70 taxa in Flora of Turkey. 43 of them are endemic to Turkey. According to Flora of Turkey end recent papers Erysimum echinellum Hand.-Mazz. and E. dincii Yıld. are two poorly known endemic species. During the excursion in 2005 - 2009, the authors were collected lost of specimens belonging to the species. E. echinel...

Centaurea regia subsp. regia (Subgen. Cynaroides (Heywood, 1975)) was noted but not collected by HandelMazetti near Diyarbakır and Cizre. Therefore, Wagenitz indicated the taxon under the headline “Species doubfully recorded” in Flora of Turkey. In this paper, presence of Centaurea regia in Turkey was shown. Description of the taxon was given toget...

Helichrysum Mill. is a well-known medical herb in the family Asteraceae which is also commonly known as "everlasting" and "golden herb': The genus Helichrysum Mill. consists of 600 species around the world and is represented with 20 taxons, most of them endemic. Helichrysum chionophilum Boiss & Balansa is one of the endemic plants in Turkey. Helich...

This research was carried out to determine the steppe vegetation between the Ereǧli-Karaman. The steppe vegetation of the area was analyzed by the tree dimensional ordination technique based on the Braun-Blanquet approach. A new alliance and three new associations were determined and classified syntaxonomicaly from the area which is under the influ...

Araştırma, Ankara’ nın 20 km güneydoğusundaki Mamak ilçesine bağlı Kıbrıs köyü vadisinde gerçekleştirilmiştir. Çalışma alanından 2004 – 2006 yılları arasında 1215 bitki örneği toplanmıştır. 81 familya ve 343 cinse ait, 628 tür ve türaltı takson tespit edilmiştir. Eğreltiler 7, açık tohumlular 2, kapalı tohumlular ise 619 takson içermektedir. 72 ade...

In the semi-arid steppe rangelands of Central Turkey, Festuca valesiaca and Thymus sipyleus ssp rosulans have become the dominant species on degraded pastures. We hypothesized that decreases in species richness and abundance are correlated with increasing prevalence of these two species. Therefore, our objectives were to determine whether there are...

Background/Question/Methods Centaurea tchihatcheffii is a critically endangered annual endemic plant represented as a metapopulation on highly fragmented steppes of Ankara, Turkey. This study is about the conservation biology of the species via plant and seed demography studies during 2003-2008 for the following specific objectives, i) to determin...

Rhaponticoides iconiensis (Hub.-Mor.) M.V.Agab and Greuter is a rare and endangered endemic species of the Konya region of Turkey. One related taxon, Rhaponticoides mykalea (Hub.-Mor.) M.V.Agab and Greuter, is morphologically similar but occurs in different geographical locations. This study has been conducted on the biology of this threatened plan...

Clerodendrum, Verbenaceae familyasına ait büyük bir cinstir. Bu cins, Asya’ nın ve Orta Amerika’ nın tropik ve subtropik bölgelerinde geniş yayılış gösterir. Yaklaşık 400 kadar türe sahiptir. Kültüvarlarla birlikte bu sayı 560’ a çıkar. C. bungei ve C. trichotomum türleri ülkemizde ilk olarak park ve bahçelerde yetiştirilmiştir. Bununla birlikte C....

In this study, flora of Center Research Institute for Field Crops �kizce Research and Application Station was carried out. 404 taxa at species and subspecies ranks belonging to 238 genera and 62 families were recorded from the area. 47 taxa are endemic to Turkey. Rate of endemism is 11.6 %. Distribution of taxa into the phytogeographical regions ar...

In this research, extracts prepared from plant materials were tested against Mycobacterium tuberculosis. H37Rv (ATCC 27294). Of the 107 plants tested, five exhibited more than 90% inhibition of growth of Mycobacterium tuberculosis., at concentrations lower than 100 µg/ml. Jervin from Veratrum album. L., usnic acid from Usnea barbata. (L.) Mott, and...

In the last 50 years, rangelands in the Central Anatolian Region of Turkey have been converted to cropping lands, which has negatively accelerated vegetation change, resulting in overgrazing and poor condition and productivity. In these steppe rangelands, to develop a rational basis for making restoration and management decisions, the vegetation st...

In the last 50 years, rangelands in the Central Anatolian Region of Turkey have been converted to cropping lands, which has negatively accelerated vegetation change, resulting in overgrazing and poor condition and productivity. In these steppe rangelands, to develop a rational basis for making restoration and management decisions, the vegetation st...

Centaurea tchihatcheffii is a steppic annual possessing some unique features absent in other Centaureas. The chromosome number is 2n = 20, differing from all other annual species of Centaurea sect. Cyanus. The type locality as published is erroneous and the correct provenance is provided.

In this study, vegetation of Buyukhemit Dere and its surrounding were studied using to Braun-Blanquet method. Two new plant associations, Quercetum macrolepido-cerridis and Minuartio-Astragaletum microcephali belong to forest and steppe vegetation respectively were described and classified syntaxonomically. Phytosociological and phytoecological fea...

Three new species are described and illustrated from around Tuz Gölü from Central Anatolia (Turkey): Saponaria karapinarensis Vural & N. Adıgüzel (Caryophyllaceae), Senecio salsuginea H. Duman & Vural and Centaurea tuzgoluensis Aytaç & H. Duman (both Asteraceae).

The Key biodiversity area (KBA) method seeks to identify and ensure that networks of globally important sites are conserved. Sites are selected using standardized, globally applicable, threshold-based criteria, driven by the distribution and population of species that require site-level conservation. The criteria address the two key issues for sett...

A new species of Verbascum L., V. cicekdagensis Karavel. & Vural sp. nov. (sect. Bothrosperma Murb.), is described from Central Anatolia in Turkey. It is related to V wiedemannianum Fisch. & C.A. Mey., from which it differs mainly by its leaves, bracts, and anthers. Additionaly, a new subspecies Reseda germanicopolitiana Hub.-Mor. subsp. glabra Kar...

Without Abstract

Campanula pamphylica (Contandr., Quézel & Pamukç.) E. Akçiçek & Vural comb. & stat. nov., previously regarded as a synonym, is shown to be a distinct species. Cam- panula pamphylica subsp. afyonica E. Akçiçek & Vural subsp. nova is described as a new subspecies from Anatolia, Turkey. Campanula pamphylica subsp. tokuri (A. Ocak) E. Akçiçek & Vural c...

Extracts of 44 plant species distributed among 17 families from Turkey were screened against Mycobacterium tuberculosis H(37)Ra using microplate Alamar blue assay test. Six plants inhibited growth of M. tuberculosis H(37)Ra at 50 microg/ml concentrations.

In this study, the fatty acid, tocopherol, tocotrienol and plastochromanol-8 contents of some selected Fabaceae (Leguminosae) species belonging to different genera (Colutea, Vicia, Lathyrus, Gonocytisus, Lupinus, Hedysarum, Onobrychis, Trigonella) from Turkey were determined by using GLC and HPLC techniques. Some of the studied species are endemic...

A water distilled oil from the aerial parts of Achillea sieheana Stapf(Compositae), an endemic species in Turkey, Was analyzed by GC/MS. Enantiomerically pure (1S)(-)-camphor (39.9%) was identified as a main constituent in the oil using a multidimensional GC/MS system..

In the course of our investigations of new sources of higher plant lipids, seed fatty acid compositions and the tocochromanol contents of Salvia bracteata, S. euphratica var. euphratica, S. aucherii var. canascens, S. cryptantha, S. staminea, S. limbata, S. virgata, S. hypargeia, S. halophylla, S. syriaca and S. cilicica were investigated using GLC...

Eleven species of the Boraginaceae family collected in Turkey were analyzed with respect to the amount of γ-linolenic acid as well as fatty acid composition. γ-Linolenic acid was found in all species, except for Heliotropium lasiocarpum Fisch. & Mey. and Heliotropium dolosum De Not. Seed oil content ranged from 1.5% in H. lasiocarpum to 22.0% in An...

In this study, 70% ethanol extracts from 98 different plant species distributed among 21 families were evaluated for antimycobacterial activity. Sempervirine was isolated from Buxus sempervirens with a minimum inhibitory concentration (MIC) of 6.25 µg/ml.

A new taxon, Linum hirsutum L. subsp. bozdaghense Yilmaz & Kaynak (Linaceae), is described from southwestern Anatolia, Turkey. It is similar to L. hirsutum subsp. oreocancum P. H. Davis, from which it differs mainly in the shape and indumentum of leaves and in petal color. Diagnostic, morphological, and geographical data are discussed, and a revise...

Silene koycegizensis Dönmez & Vural sp. nova and S. cariensis Boiss. subsp. muglae Vural & Dönmez subsp. nova (sect. Behenantha Othh.) are described from Turkey. Diagnostic characters, description, detailed illustrations and taxonomic comments on the taxa are given. Their relationships with the allied species S. cretica L., S. tenuiflora Guss. and...

The chenopod flora of a badland area 120 km WNW of Ankara was studied with the following results: Salsola grandis is described as a species new to science and illustrated, the presence of two species, viz. Anabasis aphylla and Atriplex aucheri, not listed in 'Flora of Turkey' but earlier reported from E Anatolia by Russian authors, is confirmed, an...

The water-distilled oil from the dried fruits of Trinia glauca were examined by GC/MS. Fifty-two components were characterized representing 97.5% of the oil with germacrene D (19.6%), δ-cadinene (13.2%) and α-pinene (13.0%) as major constituents.

Water-distilled essential oil of Salvia aytachii, a recently described Turkish endemic, was analyzed by GC/MS. Fifty-eight compounds were characterized representing 98.41% of the oil, with camphor (30.78%) and 1,8-cineole (27.28%) as major constitutents.