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Articles 31 - 60 of 67
Full-Text Articles in Plant Sciences
Contribution To The Epiphytic Flora And Vegetation Of The Lakes District In The Burdur Region (Turkey), Mevlüt Alataş, Recep Kara, Tülay Ezer, Nevzat Batan, Turan Özdemi̇r
Contribution To The Epiphytic Flora And Vegetation Of The Lakes District In The Burdur Region (Turkey), Mevlüt Alataş, Recep Kara, Tülay Ezer, Nevzat Batan, Turan Özdemi̇r
Turkish Journal of Botany
In this study the epiphytic bryophyte flora and vegetation of the Bucak Sweetgum Forest Nature Park and Karacaören Dams Environment (Burdur, Turkey) were investigated between 2012 and 2013. We identified 221 bryophyte specimens collected from tree trunks; a total of 37 bryophyte taxa (8 liverworts and 29 mosses) belonging to 19 genera and 15 families were identified. As a result of the evaluation of 29 relevés of different sizes taken from trunks using the Braun-Blanquet method, Leptodonto smithii-Leucodontetum sciuroidis and Cryphaeetum arborae (with both subassociation typicum and subassociation orthotrichetosum diaphani) belonging to the Fabronion pusillae alliance were recorded for the …
Taxonomy Of The Genus Athallia And Its Diversity In Turkey, Jan Vondrak, Mehmet Gökhan Halici, Mi̇that Güllü, Rasi̇me Demi̇rel
Taxonomy Of The Genus Athallia And Its Diversity In Turkey, Jan Vondrak, Mehmet Gökhan Halici, Mi̇that Güllü, Rasi̇me Demi̇rel
Turkish Journal of Botany
Molecular analyses of ITS nrDNA, using 42 new and 56 GenBank sequences, revealed 12 supported lineages of Athallia consistent with phenotype data. We regard these lineages as species. Eight of them were previously recognized as species in Athallia, and here we make three new combinations: A. Baltistanica, A. Brachyspora, and A. Necator. Eight of these species have been recorded in Turkey; of them, A. Baltistanica and A. Saxifragarum are new to the country. The former is also new to Greece. Athallia baltistanica is recorded for the first time outside the Karakoram Mountains (N Pakistan). We propose a broader species concept …
Retracted Article - A Metabolic Diversion In The Upstream Thiol Cascade Of Cysteine-Deficient Lentil (Lens Culinaris Medik.) Mutants Induces Arsenate Tolerance By Modulating Downstream Antioxidant Defense, Dibyendu Talukdar
Turkish Journal of Botany
A careful analysis of the paper entitiled A metabolic diversion in the upstream thiol cascade of cysteine-deficient lentil (Lens culinaris Medik.) mutants induces arsenate tolerance by modulating downstream antioxidant defense published in Turk J Bot 2016 (4) has led to conclusion that there exist some modification on the pictures used. Therefore Editorial Board of Turkish Journal of Botany decided to retract this article.
Two New Achillea L. (Asteraceae) Species From Turkey, Zeki̇ Aytaç, Hayri̇ Duman, Murat Eki̇ci̇
Two New Achillea L. (Asteraceae) Species From Turkey, Zeki̇ Aytaç, Hayri̇ Duman, Murat Eki̇ci̇
Turkish Journal of Botany
Two new Achillea species, Achillea adenii Aytaç & M.Ekici and Achillea baltai H.Duman & Aytaç sp. nov. of sect. Santolinoidea DC. (Asteraceae), are described and illustrated as new species. A. adenii grows at Babadağ in Muğla Province (southwestern Anatolia), while A. baltai grows at Aladağlar in Niğde Province. Diagnostic morphological characters, which are useful in discriminating the two new species from their close relatives, A. sintenisii Hub.-Mor., A. sipikorensis Hausskn. & Bornm., and A. armenorum Boiss. & Hausskn., are presented. Some notes on the ecology, pollen and seed morphology, conservation status, and distributions of the new species and a key …
Prospero Cudidaghense Sp. Nov. (Asparagaceae): A New Species From Southeastern Anatolia, Turkey, Mehmet Firat, Hasan Yildirim
Prospero Cudidaghense Sp. Nov. (Asparagaceae): A New Species From Southeastern Anatolia, Turkey, Mehmet Firat, Hasan Yildirim
Turkish Journal of Botany
Prospero cudidaghense Fırat & Yıldırım (Asparagaceae) is described as a species new to science based on morphological studies. It is endemic to the eastern Anatolian region of Turkey. P. cudidaghense is known from a single locality on Cudi Mountain, located in Şırnak Province. It is an isolated taxon of the genus Prospero. It is related to P. autumnale and P. seisumsianum. Diagnostic morphological characters are discussed and compared with those of related taxa. It can be easily distinguished from all taxa in the genus Prospero by its spring flowering time, synanthous leaves, and chasmophytic habit.
Synopsis Of The Sect. Hymenocoleus, Sect. Hymenostegis, And Sect. Macrophyllium Belonging To Astragalus (Fabaceae) In Turkey, Seher Karaman Erkul, Zeki̇ Aytaç, Murat Eki̇ci̇
Synopsis Of The Sect. Hymenocoleus, Sect. Hymenostegis, And Sect. Macrophyllium Belonging To Astragalus (Fabaceae) In Turkey, Seher Karaman Erkul, Zeki̇ Aytaç, Murat Eki̇ci̇
Turkish Journal of Botany
A synopsis of the sect. Hymenocoleus Bunge, sect. Hymenostegis Bunge, and sect. Macrophyllium Boiss. belonging to Astragalus L. in Turkey is given based on a revisional study carried out in Turkey. As a result of this study, an account of 19 species including keys and general distribution as well as their conservation status in Turkey is given. It is determined that A. narmanicus Karaman & Aytaç is new to science and A. expetitus Maassoumi, A. pereshkhoranicus Maassoumi & F.Ghahrem., and A. marivanensis Maassoumi & Podlech do not exist in Turkey. Additionally, the name of the sect. Hymenocoleus is preserved.
A New Species Of Lepiota, Lepiota Lahorensis, From Lahore, Pakistan, Tayyaba Qasim, Abdul Khalid, Else Vellinga
A New Species Of Lepiota, Lepiota Lahorensis, From Lahore, Pakistan, Tayyaba Qasim, Abdul Khalid, Else Vellinga
Turkish Journal of Botany
Lepiota lahorensis sp. nov. is described from Lahore, Pakistan. Its characterizing features are pinkish brown pileus with dark brown furfuraceous scales, oblong to ellipsoid spores, clavate cheilocystidia, and pileus covering made up of trichodermal elements without shorter elements at their base. The phylogenetic analysis based on nuclear ribosomal internal transcribed spacer sequence shows its unique position in sect. Ovisporae.
Haematococcus: A Successful Air-Dispersed Colonist In Ephemeral Waters Is Rarely Found In Phytoplankton Communities, Savvas Genitsaris, Natasa Stefanidou, Matina Katsiapi, Elisabeth Vardaka, Konstantinos Ar. Kormas, Ulrich Sommer, Maria Moustaka-Gouni
Haematococcus: A Successful Air-Dispersed Colonist In Ephemeral Waters Is Rarely Found In Phytoplankton Communities, Savvas Genitsaris, Natasa Stefanidou, Matina Katsiapi, Elisabeth Vardaka, Konstantinos Ar. Kormas, Ulrich Sommer, Maria Moustaka-Gouni
Turkish Journal of Botany
In a literature search, the presence of Haematococcus in phytoplankton communities and its biogeography were investigated. Haematococcus, although showing a wide biogeographical distribution, has been rarely found in phytoplankton communities. Simultaneously, the colonization potential of air-dispersed Haematococcus in ephemeral waters and its interactions with coexisting phytoplankton taxa were examined by microscopy and molecular methods. Haematococcus was a successful colonist, appearing among the first taxa in the experimental containers. According to principal component analysis, Haematococcus growth rate was negatively correlated with the abundance and species richness of the other autotrophs. Furthermore, a negative correlation between Haematococcus and Chlamydomonas and a positive …
Two New Records And One Confirmation Of The Genus Poa L. (Poaceae) For The Flora Of Turkey, Evren Cabi̇, Robert J. Soreng
Two New Records And One Confirmation Of The Genus Poa L. (Poaceae) For The Flora Of Turkey, Evren Cabi̇, Robert J. Soreng
Turkish Journal of Botany
The ongoing revision of the genus Poa in Turkey has resulted in two new Poa records for the Flora of Turkey as Poa pratensis subsp. irrigata (Lindm.) H. Lindb. and Poa eigii Feinbrun. In addition, the presence of Poa palustris L. is confirmed. A brief discussion and an illustration for each taxon are provided.
Isolation And Expression Analysis Of Three Different Flowering Genes(Ttlfy, Ttap1, And Ttap2) From An Unusual Legume Species, Thermopsis Turcica, Süleyman Cenkci̇, Mustafa Kargioğlu, Alperen Dedeoğlu, Büşra Kahraman, Yaşar Karakurt
Isolation And Expression Analysis Of Three Different Flowering Genes(Ttlfy, Ttap1, And Ttap2) From An Unusual Legume Species, Thermopsis Turcica, Süleyman Cenkci̇, Mustafa Kargioğlu, Alperen Dedeoğlu, Büşra Kahraman, Yaşar Karakurt
Turkish Journal of Botany
LEAFY (LFY), APETALA1 (AP1), and APETALA2 (AP2) genes encode three different transcription factors that control and regulate flower initiation and development in Arabidopsis. By using 3'- and 5'-RACE analysis, we isolated and sequentially characterized TtLFY (a LEAFY-like gene), TtAP1 (a MADS-box-like gene), and TtAP2 (an AP2/ERBF-like gene) in Thermopsis turcica, an unusual endemic legume species with three free carpellated flower structure. Semiquantitative RT-PCR analysis for 18 different vegetative and reproductive tissues of T. turcica indicated TtLFY transcripts mainly in the shoot tips and young floral buds and TtAP1 transcripts in the sepals and petals; however, TtAP2 transcripts were detected in …
Preliminary Analysis On The Transcripts Involved In Resistance Responses To Eumusae Leaf Spot Disease Of Banana Caused By Mycosphaerella Eumusae, A Recent Add-On Of The Sigatoka Disease Complex, Asoor Santhanam Saravanakkumar, Subbaraya Uma, Raman Thangavelu, Suthanthiram Backiyrani, Marimuthu Somasundaram Saraswathi, Viswanathan Sriram
Preliminary Analysis On The Transcripts Involved In Resistance Responses To Eumusae Leaf Spot Disease Of Banana Caused By Mycosphaerella Eumusae, A Recent Add-On Of The Sigatoka Disease Complex, Asoor Santhanam Saravanakkumar, Subbaraya Uma, Raman Thangavelu, Suthanthiram Backiyrani, Marimuthu Somasundaram Saraswathi, Viswanathan Sriram
Turkish Journal of Botany
Eumusae leaf spot disease, caused by Mycosphaerella eumusae, is widely distributed in different banana growing countries in Asia and Africa, causing severe losses in yield and quality of banana. The aim of this study was to identify the differentially expressed defense responsive genes through subtractive suppression hybridization (SSH) in the Musa-M. eumusae interaction system. In this method, leaf samples collected at different intervals between 0 and 72 h postinoculation (hpi) of M. eumusae from resistant (Manoranjitham-AAA) and susceptible (Grand Naine-AAA) cultivars were subjected to cDNA-SSH library construction. From the SSH library, 832 clones having the insert were selected and sequenced. …
Phylogenetic Relationships Among Native Oxytropis Species In Turkey Using The Trnl Intron, Trnl-F Igs, And Trnv Intron Cpdna Regions, Ayten Tekpinar, Seher Karaman Erkul, Zeki̇ Aytaç, Zeki̇ Kaya
Phylogenetic Relationships Among Native Oxytropis Species In Turkey Using The Trnl Intron, Trnl-F Igs, And Trnv Intron Cpdna Regions, Ayten Tekpinar, Seher Karaman Erkul, Zeki̇ Aytaç, Zeki̇ Kaya
Turkish Journal of Botany
We tested the phylogenetic utility of three chloroplast DNA loci, i.e. the trnL(UAA) intron, trnL(UAA)-F(GAA) intergenic spacer (IGS), and trnV(UAC) intron, across thirteen native Oxytropis species. Our objective was to determine whether any of these chloroplast DNA markers could be beneficial to figure out phylogenetic relationships among Oxytropis species. To increase the interspecific sampling, nine sequences of the trnL intron and trnL-F regions were retrieved from GenBank and included in the analyses. No sequence of the trnV intron region was available in the database and so only sequences of the native species were used for the analyses. Phylogenies derived from …
Identification Of Differentially Expressed Genes From Fusarium Oxysporum F. Sp Cubense And Trichoderma Asperellum (Prr2) Interaction In The Susceptible Banana Cultivar Grand Naine, Thangavelu Raman, Varun Gopalakrishnan, Ganga Devi Perumal
Identification Of Differentially Expressed Genes From Fusarium Oxysporum F. Sp Cubense And Trichoderma Asperellum (Prr2) Interaction In The Susceptible Banana Cultivar Grand Naine, Thangavelu Raman, Varun Gopalakrishnan, Ganga Devi Perumal
Turkish Journal of Botany
Identification of defense-related genes in the host is one of the most essential steps in understanding disease resistance mechanisms in plants. In this study, a suppression subtractive hybridization (SSH) library was constructed to study differential gene expression in banana plants mediated through a Fusarium wilt pathogen (Fusarium oxysporum f.sp cubense - Foc) and its interaction with the Foc effective biocontrol agent Trichoderma asperellum (prr2). Here cDNAs from the roots of banana cv. Grand Naine infected by Foc were used as the driver and cDNAs from Foc + T. asperellum inoculated banana plants as the tester population. After hybridization and cloning, …
Validation Of Rapd Markers Associated With Frost Tolerancein Winter Faba Bean (Vicia Faba L.), Ahmed Sallam, Regina Martsch
Validation Of Rapd Markers Associated With Frost Tolerancein Winter Faba Bean (Vicia Faba L.), Ahmed Sallam, Regina Martsch
Turkish Journal of Botany
A set of 189 single seed lines (validation set, v-set), derived from a natural crossing crossing between 11 founder lines, were used as a different genetic background to validate markers associated with frost tolerance and leaf fatty acid composition content in the winter faba bean. These lines were evaluated in 20 replications with lattice design under three freezing temperatures (-16 °C, -18 °C, and -19 °C). Two morphological traits, regrowth after frost (REG) and area under symptom progress curve (AUSPC), were scored. In addition, leaf fatty acid composition content was analyzed after hardening conditions (without frost). High significant correlation was …
Ultrastructural Observations In Somatic Embryogenesis Of Natural Tetraploid Trifolium Pratense L., Hati̇ce Çölgeçen, Hati̇ce Nurhan Büyükkartal, Ufuk Koca Çalişkan
Ultrastructural Observations In Somatic Embryogenesis Of Natural Tetraploid Trifolium Pratense L., Hati̇ce Çölgeçen, Hati̇ce Nurhan Büyükkartal, Ufuk Koca Çalişkan
Turkish Journal of Botany
Previous reports of plant regeneration of natural tetraploid T. pratense L. `Elçi' could be realized only through the apical meristem calli. In order to proceed to the production stage, other regeneration methods need to be tried. Aseptic seedlings were used for the production of somatic embryos through various 2,4-D and kinetin trials. Nonuniform external callus cells with translucent cytoplasm were observed in various developmental stages of somatic embryos. Beneath these cells, there were uniformly aligned, dark-stained embryo cells with dense cytoplasm. Despite the similar developmental stages and cell characteristics of zygotic and somatic embryos, the walls of somatic embryo cells …
First Molecular Records Of Potentially Harmful Planktonic Dinoflagellatesfrom The Southern Black Sea, Özgür Baytut, Cem Tolga Gürkanli, Eda Deni̇z, İbrahi̇m Özkoç, Ari̇f Gönülol
First Molecular Records Of Potentially Harmful Planktonic Dinoflagellatesfrom The Southern Black Sea, Özgür Baytut, Cem Tolga Gürkanli, Eda Deni̇z, İbrahi̇m Özkoç, Ari̇f Gönülol
Turkish Journal of Botany
The aim of this study was to identify dinoflagellate species from the Black Sea (Samsun coast) using conventional and molecular phylogenetic methods. Water samples were collected using a plankton net with 22 µm pores. Dinoflagellate cells were documented under a light microscope and were then isolated for the single-cell PCR procedure. Phylogenetic inference showed that the isolates collected from the study area were affiliated with various harmful taxa: Dinophysis acuta Ehrenberg and Phalacroma rotundatum (Claparéde & Lachmann) Kofoid & Michener from dinophysioids, and Prorocentrum compressum (Bailey) Abé ex Dodge, P. cordatum (Ostenfeld) Dodge, and P. micans Ehrenberg from prorocentroids. In …
A Taxonomic Revision Of The Genus Cirsium Mill. Sect. Cirsium(Asteraceae: Cardueae) In Turkey, Bayram Yildiz, Turan Arabaci, Tuncay Di̇rmenci̇, Serkan Köstekci̇
A Taxonomic Revision Of The Genus Cirsium Mill. Sect. Cirsium(Asteraceae: Cardueae) In Turkey, Bayram Yildiz, Turan Arabaci, Tuncay Di̇rmenci̇, Serkan Köstekci̇
Turkish Journal of Botany
In this study, the members of the genus Cirsium Mill. sect. Cirsium (Asteraceae: Cardueae) in Turkey are revised. The species C. eliasianum Kit Tan & Sorger is regarded as a synonym of C. frickii Fisch. & C.A.Mey. The name C. alatum subsp. alatum was misapplied for C. elodes M.Bieb. and C. elodes was misapplied in Turkey for C. subinerme Fisch. & C.A.Mey. In addition, two new hybrids, C. × prativagum Petr. and C. × woronowii Petr., are newly recorded for the flora of Turkey. The lectotype of C. pseudopersonata Boiss. & Balansa ex Boiss. subsp. kusnezowianum (Sommier & Levier) Petr. …
In Vitro Seed Germination, Plantlet Growth, Tuberization, And Syntheticseed Production Of Serapias Vomeracea (Burm.F.) Briq., Ersan Bektaş, Atalay Sökmen
In Vitro Seed Germination, Plantlet Growth, Tuberization, And Syntheticseed Production Of Serapias Vomeracea (Burm.F.) Briq., Ersan Bektaş, Atalay Sökmen
Turkish Journal of Botany
Orchids are considered recalcitrant plants in in vitro propagation. Due to the lack of appropriate micropropagation techniques for mass production and damage to their ecological distribution posed by local gatherers, these species are threatened with extinction, including Serapias vomeracea (Burm.f.) Briq. In this research, we put forward a complete micropropagation method covering in vitro micropropagation, synthetic seed formation, germination in soil, and acclimatization to ambient conditions. To the best of our knowledge this is the first report of successful synthetic seed formation and germination of S. vomeracea. Initially, seeds were germinated in different culture media and also media supplemented with …
Abiotic Factors Affecting The Distribution Of Oaks In Lebanon, Jean Stephan, Lara Chayban, Federico Vessella
Abiotic Factors Affecting The Distribution Of Oaks In Lebanon, Jean Stephan, Lara Chayban, Federico Vessella
Turkish Journal of Botany
This study is a first tentative attempt to understand the driving abiotic factors affecting the distribution of 7 oak taxa and 3 hybrids in Lebanon and to elucidate differences amongst the ecological niche. A field survey was conducted all over Lebanon, where taxa at 91 points were georeferenced and inventoried. GIS tools were used to overlay attributed data for the studied parameters including biogeographic, bioclimatic, and orographic parameters. Discriminant factor analysis (DFA) was performed to evaluate the variables maximizing the variance among oak species and to point out the most discriminatory factors shaping their actual distribution. The results showed that …
The Influence Of Environmental Variables On Punica Granatum L.Assemblages In Subtropical Dry Temperate Woodland In The Districtof Lower Dir, Khyber Pakhtunkhwa, Pakistan, Muhammad Irshad, Nasrullah Khan, Kishwar Ali, Zahid Muhammad
The Influence Of Environmental Variables On Punica Granatum L.Assemblages In Subtropical Dry Temperate Woodland In The Districtof Lower Dir, Khyber Pakhtunkhwa, Pakistan, Muhammad Irshad, Nasrullah Khan, Kishwar Ali, Zahid Muhammad
Turkish Journal of Botany
Punica granatum L. (Wild) is an important fruit-yielding species of the world and a source of income for people, particularly in the Hindukush-Himalayas of Pakistan. Considering its ecological and commercial importance, an attempt was made to provide a primary assessment of its compositional pattern with relation to environmental variables for ecologically unexplored Punica granatum forests located in a subtropical dry temperate zone using multivariate techniques. The vegetation data were collected from 40 Punica granatum forest stands along with the associated environmental data (12 variables) at different locations. Classification of the stands was carried out using Ward?s agglomerative cluster analysis. In …
Labellum Micromorphology Of Some Orchid Genera (Orchidaceae) Distributed In The Black Sea Region In Turkey, Şenay Süngü Şeker, Mustafa Kemal Akbulut, Gülcan Şenel
Labellum Micromorphology Of Some Orchid Genera (Orchidaceae) Distributed In The Black Sea Region In Turkey, Şenay Süngü Şeker, Mustafa Kemal Akbulut, Gülcan Şenel
Turkish Journal of Botany
A detailed micromorphological analysis of the labellum was carried out using both light and scanning electron microscopy on 14 genera (Anacamptis, Cephalanthera, Coeloglossum, Dactylorhiza, Gymnadenia, Himantoglossum, Limodorum, Neottia, Orchis, Ophrys, Platanthera, Serapias, Spiranthes, and Steveniella) of Orchidaceae in Turkey. In the samples, various epidermal features were identified in the spur that developmentally are invaginations of the labellum and the adaxial surface of the labellum. Typical secretory cells and inclusions such as starch or calcium oxalate crystals of different sizes and shapes were found within the structure of individuals. In many genera, characteristically shaped secretory trichomes and papillae were concentrated at …
Diversity And Ecology Of Benthic Algae In Karagöl Lake, Karagöl-Saharanational Park (Şavşat, Artvin, Turkey), Bülent Akar, Bülent Şahi̇n
Diversity And Ecology Of Benthic Algae In Karagöl Lake, Karagöl-Saharanational Park (Şavşat, Artvin, Turkey), Bülent Akar, Bülent Şahi̇n
Turkish Journal of Botany
Benthic algal flora of Karagöl Lake, its seasonal variation, and the physical and chemical parameters of the water were studied between October 2008 and September 2010. The algal flora consisted of 112 taxa belonging to the divisions Charophyta (41), Chlorophyta (33), Cyanobacteria (18), Euglenozoa (17), Miozoa (2), and Ochrophyta (1). Six desmid taxa found in this research are new records for the freshwater algal flora of Turkey. The qualitative dominance of benthic taxa typical of slightly alkaline and mesotrophic ecosystems was observed. The qualitative and seasonal variations in epipelic taxa analyzed were dependent on the physicochemical characteristics of the water. …
Arbuscular Mycorrhizal And Dark Septate Endophyte Fungal Associations In Asparagus, Muthukumar Thangavelu, Muthuraja Raji
Arbuscular Mycorrhizal And Dark Septate Endophyte Fungal Associations In Asparagus, Muthukumar Thangavelu, Muthuraja Raji
Turkish Journal of Botany
We studied the arbuscular mycorrhizal (AM) and dark septate endophyte (DSE) fungal associations in five species of pot-grown Asparagus (A. aethiopicus, A. densiflorus, A. setaceus, A. racemosus, and A. umbellatus). Root colonization by AM and DSE fungi and AM spore numbers in the soil were assessed. AM fungal diversity indices like species richness, Shannon-Weiner index, Simpson's index, evenness, and Jaccard's index were determined. Relationships among the fungal and soil variables were also examined. All the species of Asparagus examined were colonized by both AM and DSE fungi, and these associations have been reported for the first time in four species. …
Two New Records And A Confirmation For The Vascular Flora Of Turkey, Hasan Yildirim, Yusuf Altioğlu, Ri̇yat Gül, Meli̇ha Gemi̇ci̇
Two New Records And A Confirmation For The Vascular Flora Of Turkey, Hasan Yildirim, Yusuf Altioğlu, Ri̇yat Gül, Meli̇ha Gemi̇ci̇
Turkish Journal of Botany
Campanula raddeana Trautv. (Campanulaceae), based on samples collected from Çıldır (A9 Ardahan), and Galatella cretica Gand. (Asteraceae), based on samples collected from Marmaris (C1 Muğla), were recorded as new findings for the Flora of Turkey. In addition, Silene samia Melzh. & Christod. (Caryophyllaceae) was confirmed in Turkey based on samples from four localities in southwest Anatolia. Detailed descriptions, locality information, and distribution maps of the cited taxa were also given in the present study.
Exogenous Nitric Oxide Protects Against Drought-Induced Oxidativestress In Malus Rootstocks, Linsen Zhang, Xuewei Li, Xifeng Li, Zhou Wei, Mingyu Han, Lixin Zhang, Bingzhi Li
Exogenous Nitric Oxide Protects Against Drought-Induced Oxidativestress In Malus Rootstocks, Linsen Zhang, Xuewei Li, Xifeng Li, Zhou Wei, Mingyu Han, Lixin Zhang, Bingzhi Li
Turkish Journal of Botany
D?rought is a major environmental stress that limits the growth and productivity of fruit trees in semiarid and arid regions. We evaluated the potential of exogenous nitric oxide (NO) to improve the drought tolerance of apple rootstocks (Malus spp.). Leaves of 2-year-old seedlings of drought-sensitive Malus hupehensis (Pamp.) Rehd. And drought-tolerant Malus sieversii (Ledeb.) M.Roem. Rootstocks were sprayed with NO donor sodium nitroprusside (SNP) at 0-400 μmol L-1, and then the plants were subjected to drought stress. Among all SNP treatments, the 300 μmol L-1 SNP treatment mostly alleviated drought-induced ion leakage and the accumulation of malondialdehyde and solu?ble proteins …
Astragalus Unalii (Fabaceae), A New Species From Turkey, Ömer Çeçen, Zeki̇ Aytaç, Hüseyi̇n Misirdali
Astragalus Unalii (Fabaceae), A New Species From Turkey, Ömer Çeçen, Zeki̇ Aytaç, Hüseyi̇n Misirdali
Turkish Journal of Botany
Astragalus unalii Çeçen, Aytaç and Mısırdalı, sp. Nov. (Fabaceae, sect. Malacothrix Bunge) is described as a new species from Karadağ (Karaman Province) in southern Anatolia and compared with its relatives growing in steppe vegetation. The new species is close to A. Tauricola Boiss. And A. Adiyamanensis Podlech and M.Ekici, endemic and growing in central and southern parts of Anatolia, Turkey. Taxonomic descriptions, pollen and seed characters, and geographical distribution of the new species are presented.
Cladonia Trapezuntica (Cladoniaceae, Lichenized Ascomycota): A Robust Morphotype Of Pycnothelia Papillaria, A Taxonomic Study With Conservational Survey, Ayhan Şenkardeşler, Demet Cansaran Duman, Laszlo Lökös, Teuvo Ahti
Cladonia Trapezuntica (Cladoniaceae, Lichenized Ascomycota): A Robust Morphotype Of Pycnothelia Papillaria, A Taxonomic Study With Conservational Survey, Ayhan Şenkardeşler, Demet Cansaran Duman, Laszlo Lökös, Teuvo Ahti
Turkish Journal of Botany
The long-neglected lichen described as Cladonia trapezuntica was rediscovered at its type locality in Turkey thanks to historical maps available at the Natural History Museum in Vienna. Molecular, morphological, and chemical analyses were applied to determine whether C. Trapezuntica is a distinct species or rather falls within the phenotypic variation of Pycnothelia papillaria. Although most of the podetia appear to be unusual for P. Papillaria, the molecular evidence indicates that C. Trapezuntica should be considered as a synonym of P. Papillaria, and the cushion-like growth form, taller podetia with irregular to dichotomously or trichotomously branching pattern, and scarce primary thallus …
Assessment Of Resistance Gene Analog, Peroxidase, And Wrky Genepolymorphisms In The Genus Lens Miller, Duygu Sari, Nedi̇m Mutlu, Cengi̇z Toker
Assessment Of Resistance Gene Analog, Peroxidase, And Wrky Genepolymorphisms In The Genus Lens Miller, Duygu Sari, Nedi̇m Mutlu, Cengi̇z Toker
Turkish Journal of Botany
Resistance gene analogs (RGAs), peroxidases (POXs), and WRKY transcription factors are gene families related to stress-response pathways that regulate enhancement of stress tolerance in crop plants. In this study, the polymorphisms of these gene families were determined in the genus Lens Miller and Vicia montbretii (Fish. And Mey) Davis and Plitmann. A total of 32 genotypes of 7 lentil taxa, including 1 accession of cultivated lentil (Lens culinaris Medik. Subsp. culinaris), 11 accessions of L. Culinaris subsp. Orientalis (Boiss.) Ponert, 3 accessions of L. Culinaris subsp. Tomentosus Ladiz., 4 accessions of L. Culinaris subsp. Odemensis Ladiz., 3 accessions of L. …
The Examinations Of Achene Ultrastructural Features Of Section Acrolophus(Centaurea, Asteraceae) Via Scanning Electron Microscopy, Feyza Candan, Tuna Uysal, Osman Tugay, Meryem Bozkurt, Kuddi̇si̇ Ertuğrul, Hakki Demi̇relma
The Examinations Of Achene Ultrastructural Features Of Section Acrolophus(Centaurea, Asteraceae) Via Scanning Electron Microscopy, Feyza Candan, Tuna Uysal, Osman Tugay, Meryem Bozkurt, Kuddi̇si̇ Ertuğrul, Hakki Demi̇relma
Turkish Journal of Botany
In this study, the achene surfaces of 31 taxa belonging to the genus Centaurea L. Were examined in detail by means of electron microscopy. The main aim of this study was to characterize the microsculpture of the achene surface of the Turkish species of Centaurea sect. Acrolophus (Cass.) DC. (Asteraceae). Detailed descriptions of the achene surface were given for each taxon and a fruitful dendrogram was established by numerical analyses derived from the determined micromorphological features. The relationships among the taxa studied were briefly assessed using this generated dendrogram. The results indicated that the examined taxa had very high variations …
A New Species Of Onosma L. (Boraginaceae) From Anatolia, Riza Bi̇nzet
A New Species Of Onosma L. (Boraginaceae) From Anatolia, Riza Bi̇nzet
Turkish Journal of Botany
Onosma malatyana Binzet is described and illustrated as a new species from Malatya and Tunceli provinces in eastern Anatolia, Turkey. The new species belongs to sect. Onosma L. Subsect. Asterotricha (Boiss.) Gürke. And is closely similar to O. Auriculata DC. And O. Gigantea Lam. Diagnostic morphological and palynological characters of these species are compared and discussed. The new species distinctly differs from the similar two species by its patent setose and short hair of stem indumentum; 60-85 × 20-40 mm, oblanceolate-obovate basal leaves; hairy corolla; and having 4.5 × 4 mm, obtuse-acuminate nutlets with ventral keel and horizontally incurved beak. …