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Articles 1 - 30 of 59
Full-Text Articles in Botany
An Account On The Floral Dimorphism And Ecology Of The Genus Moltkiopsis I.M.Johnst. (Boraginaceae) In Saudi Arabia, Turki Alturki, Jacob Thomas
An Account On The Floral Dimorphism And Ecology Of The Genus Moltkiopsis I.M.Johnst. (Boraginaceae) In Saudi Arabia, Turki Alturki, Jacob Thomas
Turkish Journal of Botany
A brief account on the morphology and ecology of the monotypic genus Moltkiopsis I.M.Johnst. (Boraginaceae) is given. An overview of the genus with notes on heterostyly, communities, soil, regeneration, vernacular names, etc. is presented. Variations present in some of the populations of Moltkiopsis ciliata (Forssk.) I.M.Johnst., particularly in the floral parts, are also explained in detail.
Enhanced Adventitious Shoot Regeneration From Aerial Stem Explants Of Ginger Using Tdz And Its Histological Studies, Adinkudikuyyal Lincy, Bhaskaran Sasikumar
Enhanced Adventitious Shoot Regeneration From Aerial Stem Explants Of Ginger Using Tdz And Its Histological Studies, Adinkudikuyyal Lincy, Bhaskaran Sasikumar
Turkish Journal of Botany
A protocol for direct plantlet regeneration from aerial stem explants of ginger (Zingiber officinale Rosc.) has been developed. Adventitious shoots and roots were regenerated from in planta aerial stem explants of 2 ginger varieties viz. var. 'Jamaica' and var. 'Varada'. Maximum shoot and root regeneration were observed in the cultures containing TDZ and IBA (1:1; 1:0.1 mg L-1) in both varieties. Cultures containing TDZ alone showed poor shoot and root formation. Histological studies revealed that the shoot initials originated from the primary thickening meristem and apical meristem, while the root primordial originated from the primary thickening meristem present in the …
The Genotoxic Potential Of Two Heavy Metals In Inbred Lines Of Maize (Zea Mays L.), Girjesh Kumar, Prashant Kumar Rai
The Genotoxic Potential Of Two Heavy Metals In Inbred Lines Of Maize (Zea Mays L.), Girjesh Kumar, Prashant Kumar Rai
Turkish Journal of Botany
The genotoxic effects of 2 heavy metals (mercury chloride and cadmium chloride) on the gametic cells of 6 inbred lines of maize were tested in terms of cytological abnormalities. Meiosis was normal under control conditions. During the treatments with mercury and cadmium there was a concentration-dependent increase in meiotic abnormalities in all the inbred lines. A wide spectrum of chromosomal aberrations in the treated sets was stickiness, followed by laggards, bridges, scattering, precocious movement, fragments, etc. Maximum chromosomal anomalies were observed in inbred line CM-142 in both the treatment sets of heavy metals. Compared to CdCl_2, HgCl_2 induced more chromosomal …
A New Record For Turkey: Michauxia Nuda A.Dc. (Campanulaceae), Serdar Aslan, Meci̇t Vural, Bi̇lal Şahi̇n, Esra Ergi̇n, Ömer Faruk Kaya
A New Record For Turkey: Michauxia Nuda A.Dc. (Campanulaceae), Serdar Aslan, Meci̇t Vural, Bi̇lal Şahi̇n, Esra Ergi̇n, Ömer Faruk Kaya
Turkish Journal of Botany
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.
Using Vegetation Units As Salinity Predictors In The Lower Cheliff Algeria, Adda Ababou, Mohammed Chouieb, Mohammed Khader, Khalladi Mederbal, Djamel Saidi
Using Vegetation Units As Salinity Predictors In The Lower Cheliff Algeria, Adda Ababou, Mohammed Chouieb, Mohammed Khader, Khalladi Mederbal, Djamel Saidi
Turkish Journal of Botany
The Lower Cheliff plain is among the largest salted soils in north-western Algeria. In order to establish the relationships between the main soil factors and plant species in this stressed ecosystem, 133 relevés related to soil and vegetation were realized. Soil variables measured included electrical conductivity and calcium carbonate. The 133 relevés were arranged in clusters using k-means classification. The similarity analysis used to examine the variation in vegetation assemblage structure showed significant differences in taxonomical composition among groups of relevés. The phi coefficient of fidelity used then to extract the different vegetation units and to measure species concentration in …
Embryological And Cytochemical Features Of Scilla Autumnalis L., Zeynep Mi̇ne Coşkun, Meral Ünal
Embryological And Cytochemical Features Of Scilla Autumnalis L., Zeynep Mi̇ne Coşkun, Meral Ünal
Turkish Journal of Botany
Nucellar epidermal cells in the micropylar region of Scilla autumnalis L. differentiate into a nucellar cap. It secretes a PAS-positive exudate filling the micropyle. A group of cells at the chalazal end of the nucellus forms a hypostase. Close to the antipodals, the hypostase cells contain abundant starch grains, suggesting a function as a storage tissue. Another ovular structure is the obturator. It secretes an exudate that stains deeply with PAS reaction, and it takes a role in directing the growth of pollen tubes toward the micropyle. Cytochemical tests in the mature embryo sac indicate the presence of high amounts …
Nitrogen And Phosphorus Resorption In A Salt Marsh In Northern Turkey, Yasemi̇n Çakir, Tuğba Özbucak, Hamdi̇ Güray Kutbay, Dudu Duygu Kiliç, Ali̇ Bi̇lgi̇n, Rena Huseyinova
Nitrogen And Phosphorus Resorption In A Salt Marsh In Northern Turkey, Yasemi̇n Çakir, Tuğba Özbucak, Hamdi̇ Güray Kutbay, Dudu Duygu Kiliç, Ali̇ Bi̇lgi̇n, Rena Huseyinova
Turkish Journal of Botany
This study was conducted to investigate foliar nitrogen and phosphorus dynamics, nitrogen and phosphorus resorption, and some leaf traits (i.e. SLA=specific leaf area) in some coastal salt marsh plants located in northern Turkey. The study area is located on the east bank of the Kızılırmak River in the central Black Sea Region. There were statistically significant differences among months (from June to October) in terms of SLA in all species except for Artemisia santonicum. However, no significant differences were found with respect to P in all species. The highest N and P resorption efficiencies were found in Salicornia prostrata, whereas …
Development Of A Highly Responsive Leaf-Based Regeneration System For Peperomia Species, Mohammad Ahmadabadi, Ralph Bock
Development Of A Highly Responsive Leaf-Based Regeneration System For Peperomia Species, Mohammad Ahmadabadi, Ralph Bock
Turkish Journal of Botany
Several species in the genus Peperomia Ruiz & Pav. have giant chloroplasts in the palisade parenchyma of their leaves. Because of this unique feature, Peperomia metallica L. Linden & Rodigas has become a valuable model plant for studying plastid biology. However, the use of Peperomia for molecular studies has been limited by the lack of efficient regeneration and transformation protocols. In this work, we aimed to develop a reliable regeneration system for Peperomia from leaf explants. Using MS medium complemented with different combinations of phytohormones, a highly efficient in vitro regeneration protocol was developed for P. metallica and P. peduncularis, …
Impact Of Soil Drought Stress On Photochemical Efficiency Of Photosystem Ii And Antioxidant Enzyme Activities Of Phaseolus Vulgaris Cultivars, Rabi̇ye Terzi̇, Aykut Sağlam, Ni̇hal Kutlu, Hati̇ce Nar, Asim Kadioğlu
Impact Of Soil Drought Stress On Photochemical Efficiency Of Photosystem Ii And Antioxidant Enzyme Activities Of Phaseolus Vulgaris Cultivars, Rabi̇ye Terzi̇, Aykut Sağlam, Ni̇hal Kutlu, Hati̇ce Nar, Asim Kadioğlu
Turkish Journal of Botany
Common bean (Phaseolus vulgaris L.) cultivars (cvs) (Göynük 98, Karacaşehir 90, Şehirali 90, ES 855, and Yunus 90) were subjected to drought stress in order to assess the levels of drought tolerance through the analysis of growth parameters, leaf water potential (\psi_{leaf}), stomatal conductance (g_s), chlorophyll (chl) content, and lipid peroxidation. Significant differences were recorded among cultivars in most traits. Yunus 90 was identified as the most tolerant, and Karacaşehir 90 was the most sensitive. Furthermore, the changes in antioxidant enzyme activities, H_2O_2 content, and Photosystem II were investigated under drought stress, where Antioxidant enzyme activities increased while H_2O_2 contents …
High Frequency Plant Production Via Shoot Organogenesis And Somatic Embryogenesis From Callus In Tylophora Indica, An Endangered Plant Species, Aastha Sahai, Anwar Shahzad, Mohammad Anis
High Frequency Plant Production Via Shoot Organogenesis And Somatic Embryogenesis From Callus In Tylophora Indica, An Endangered Plant Species, Aastha Sahai, Anwar Shahzad, Mohammad Anis
Turkish Journal of Botany
An efficient and reproducible protocol has been developed for the in vitro production of an endangered medicinal climber Tylophora indica (Burm.f.) Merr. via leaf explants. Different types of calli produced on benzyladenine (BA) and thidiazuron (TDZ) supplemented Murashige and Skoog (MS) basal medium were selected for shoot induction and somatic embryogenesis studies. Calli when transferred from BA (5 µM) and TDZ (2.5 µM) to MS medium containing BA (5 µM) resulted in high frequency shoot induction (26.8 ± 0.97 shoots/culture) along with somatic embryogenesis (10.20 ± 0.37 embryoids/culture) up to 3 subculture passages. Embryoids transformed into complete plantlets when transferred …
Studies On Cytotoxicity Induced By Des And Sa In Vicia Faba Var. Major, Mohd Gulfishan, Ainul Haq Khan, Tarik Ahmad Bhat
Studies On Cytotoxicity Induced By Des And Sa In Vicia Faba Var. Major, Mohd Gulfishan, Ainul Haq Khan, Tarik Ahmad Bhat
Turkish Journal of Botany
The effect of diethyl sulphate (DES) and sodium azide (SA) was studied on the meiotic behaviour of Vicia faba L. var. major in the M1 generation. Five concentrations of SA (0.01%, 0.02%, 0.03%, 0.04%, and 0.05%) were combined with DES (0.02%) to study the synergistic and antagonistic effects of these 2 mutagens. A dose-dependent increase in chromosomal aberrations was recorded in populations treated with both the mutagens individually and their combination doses. The main chromosomal aberrations were stickiness, precocious separations, univalents, multivalents, laggards, unequal separations of chromosomes, micronuclei, disturbed polarity, multinucleate condition, and cytomixis. The stickiness and stray bivalents at …
A New Species Of Silene (Caryophyllaceae) From Turkey, Ergi̇n Hamzaoğlu, Ahmet Aksoy, Ümi̇t Budak
A New Species Of Silene (Caryophyllaceae) From Turkey, Ergi̇n Hamzaoğlu, Ahmet Aksoy, Ümi̇t Budak
Turkish Journal of Botany
Silene bayburtensis Hamzaoğlu & Aksoy sp. nov. is described as a new species from Bayburt province (Turkey). The specimen was collected on a calcareous steppe, in 2 localities, at an altitude between 1700 and 1750 m. The new species is similar to Silene pharnaceifolia Fenzl. The differences between the species are discussed.
A New Record For The Flora Of Turkey: Scorzonera Ketzkhovelii Grossh. (Asteraceae), Ergi̇n Hamzaoğlu, Ahmet Aksoy, Esra Marti̇n, Münevver Pinar, Hati̇ce Çölgeçen
A New Record For The Flora Of Turkey: Scorzonera Ketzkhovelii Grossh. (Asteraceae), Ergi̇n Hamzaoğlu, Ahmet Aksoy, Esra Marti̇n, Münevver Pinar, Hati̇ce Çölgeçen
Turkish Journal of Botany
Scorzonera ketzkhovelii Grossh. (Asteraceae) was recently collected from Yusufeli, Artvin (north-east Anatolia) and it has been reported as a new species record for the flora of Turkey. It is described and illustrated. In addition, its karyological features and pollen morphology are given.
New Additions To The Turkish Macromycota From Bingöl Province (Turkey), Yusuf Uzun, Abdullah Kaya, Mustafa Emre Akçay, Kenan Demi̇rel
New Additions To The Turkish Macromycota From Bingöl Province (Turkey), Yusuf Uzun, Abdullah Kaya, Mustafa Emre Akçay, Kenan Demi̇rel
Turkish Journal of Botany
Hymenoscyphus scutula (Pers.) W. Phillips, Crepidotus vulgaris Hesler & A.H. Sm., Psilocybe merdicola Huijsman, and Tricholoma inamoenum (Fr.) Gillet are recorded for the first time from Turkey. Short descriptions and photographs of the taxa are given.
The Effects Of Gibberellic Acid And Kinetin On Overcoming The Effects Of Juglone Stress On Seed Germination And Seedling Growth, İrfan Terzi̇, İsmai̇l Kocaçalişkan
The Effects Of Gibberellic Acid And Kinetin On Overcoming The Effects Of Juglone Stress On Seed Germination And Seedling Growth, İrfan Terzi̇, İsmai̇l Kocaçalişkan
Turkish Journal of Botany
Juglone (5-hydroxy-1,4-naphthoquinone) is an allelochemical responsible for walnut allelopathy. The effects of gibberellic acid (GA_{3}) and kinetin (KIN) on overcoming the effects of juglone stress on seed germination and seedling growth were investigated in barley, wheat, cucumber, alfalfa, and tomato. Seeds pre-treated with plant growth regulators were used to test their effects on the alleviation of juglone stress. It was observed that seed germination in tomato and wheat was inhibited by juglone and that the plant growth regulators alleviated it significantly. Elongation and dry weight of the seedlings of all the species used in the study were reduced significantly by …
Morphological And Anatomical Studies Of Annual Taxa Of Sideritis L. (Lamiaceae), With Notes On Chorology In Turkey, Ayşegül Güvenç, Hayri̇ Duman
Morphological And Anatomical Studies Of Annual Taxa Of Sideritis L. (Lamiaceae), With Notes On Chorology In Turkey, Ayşegül Güvenç, Hayri̇ Duman
Turkish Journal of Botany
Sideritis L. (Lamiaceae) includes approximately 150 species of annual and perennial plants distributed mainly in the Mediterranean region. In Turkey, 44 species (55 taxa) are native. Three of these species (5 taxa) are annual and these taxa are included in Burgsdorfia and Hesiodia sections. This study was undertaken to investigate the morphological and anatomical properties of 5 annual taxa of Sideritis. Full descriptions and illustrations of these taxa are given, along with some additional information regarding their ecology and phytogeography. The anatomy of the leaf blade, midrib, and stem of the taxa are described and illustrated.
Elymus Sosnowskyi (Hackel) Melderis (Poaceae), A Rare Endemic Species In Turkey, Evren Cabi̇, Musa Doğan, Özlem Mavi̇, Ersi̇n Karabacak, Bi̇rol Başer
Elymus Sosnowskyi (Hackel) Melderis (Poaceae), A Rare Endemic Species In Turkey, Evren Cabi̇, Musa Doğan, Özlem Mavi̇, Ersi̇n Karabacak, Bi̇rol Başer
Turkish Journal of Botany
Elymus sosnowskyi, a rare endemic species known from East Anatolia, Turkey, was first collected by D. Sosnowsky in 1912. After that it has been collected only one other time, by F. Sorger in 1981. During the "Taxonomic revision of tribe Triticeae in Turkey" project, which was supported by TÜBİTAK, E. sosnowskyi was recollected from 3 populations in Oltu and Narman (A8 Erzurum, Turkey) in 2007 and 2008. The present study aimed to provide detailed diagnostic characters of this rare endemic species, including its morphological, anatomical, and palynological features. Moreover, the amended and expanded description, distribution, phenology, and ecology of this …
New Morphological Characters For Some Erysimum (Brassicaceae) Species, Bi̇rol Mutlu
New Morphological Characters For Some Erysimum (Brassicaceae) Species, Bi̇rol Mutlu
Turkish Journal of Botany
Trichome shapes were investigated on the outer and inner surfaces of fruit valves of 43 species of Erysimum L., 20 of which are endemic to Turkey, by light microscopy (LM) and scanning electron microscopy (SEM). Five species, Erysimum sorgerae Polatschek., E. huber-morathii Polatschek, E. cheiri (L.) Crantz, E. repandum L. and E. vuralii Yild. were identified, in which there are trichomes on the inner surface of fruit valves, which was determined for the first time in these species. Two morphological distinct types of trichomes were observed on the inner surfaces of the fruit valves of E. huber-morathii and E. repandum, …
Lophanthus (Lamiaceae) In Turkey: A New Generic Record And A New Species, Tuncay Di̇rmenci̇, Bayram Yildiz, Ian C. Hedge, Mehmet Firat
Lophanthus (Lamiaceae) In Turkey: A New Generic Record And A New Species, Tuncay Di̇rmenci̇, Bayram Yildiz, Ian C. Hedge, Mehmet Firat
Turkish Journal of Botany
The genus Lophanthus Adans. is recorded for the first time from Turkey. Specimens collected from Van province, east Anatolia, are described here as the new species Lophanthus turcicus Dirmenci, Yıldız & Hedge. Diagnostic characteristics that distinguish it from allied species are presented; a description, distribution map, and taxonomic comments are given.
A New Subspecies Of Stachys Cretica (Section Eriostomum, Lamiaceae) From Turkey, Ekrem Akçi̇çek
A New Subspecies Of Stachys Cretica (Section Eriostomum, Lamiaceae) From Turkey, Ekrem Akçi̇çek
Turkish Journal of Botany
Stachys cretica L. subsp. kutahyensis Akçiçek subsp. nova is described as a new subspecies from West Anatolia, Turkey. It is related to Stachys cretica L. subsp. vacillans Rech. f. and Stachys cretica L. subsp. anatolica Rech. f., from which it differs in stem, leaf, and flower characters. Diagnostic characters, description, detailed illustrations, and taxonomic comments of the new subspecies are given. The geographical distribution of the subspecies is mapped. IUCN threat category and observations on the population are noted.
Reseda Globulosa (Resedaceae): A New Record For The Flora Of Turkey, Zeki̇ Aytaç, Hayri̇ Duman
Reseda Globulosa (Resedaceae): A New Record For The Flora Of Turkey, Zeki̇ Aytaç, Hayri̇ Duman
Turkish Journal of Botany
Reseda globulosa Fisch. & C.A.Mey. (Resedaceae) is reported as a new record for Turkish flora. It was identified using the collected specimens and Flora Palaestina. The description, illustration, and distribution of the species are given.
Anomodon Longifolius (Anomodontaceae, Bryopsida) New To The Bryophyte Flora Of Turkey, Muhammet Ören, Güray Uyar, Tamer Keçeli̇
Anomodon Longifolius (Anomodontaceae, Bryopsida) New To The Bryophyte Flora Of Turkey, Muhammet Ören, Güray Uyar, Tamer Keçeli̇
Turkish Journal of Botany
Anomodon longifolius (Schleich. ex Brid.) Hartm. is reported for the first time from Turkey, bringing the total number of Anomodon species known from Turkey to 6. This record extends its distribution range to the Western Black Sea region of Turkey. The nearest localities to Turkey for this species are in Bulgaria, Greece, the Caucasus, and Iran. This submeridional species was collected from 3 different localities (in Bolu and Bartın provinces) in Turkey. A site description, illustrations, and diagnostic characters of the Turkish specimens are given, together with notes on its distribution and ecology.
Internal Transcribed Spacer (Its) Polymorphism In The Wild Primula (Primulaceae) Taxa Of Turkey, Mutlu Gültepe, Uğur Uzuner, Kami̇l Coşkunçelebi̇, Ali̇ Osman Beldüz, Sali̇h Terzi̇oğlu
Internal Transcribed Spacer (Its) Polymorphism In The Wild Primula (Primulaceae) Taxa Of Turkey, Mutlu Gültepe, Uğur Uzuner, Kami̇l Coşkunçelebi̇, Ali̇ Osman Beldüz, Sali̇h Terzi̇oğlu
Turkish Journal of Botany
Twenty-three populations belonging to 10 wild Primula L. (Primulaceae) taxa of Turkey, some of which are morphologically quite similar, were investigated based on nrDNA ITS regions. The plant materials were collected from different geographical areas of Anatolia in vegetation periods of 2005 and 2006. Total genomic DNAs were isolated from the healthy leaves of each population. The entire ITS regions of the populations were amplified by universal primers with the aid of a polymerase chain reaction (PCR), and then the PCR products were sequenced. Neighbour-Joining (NJ) and Maximum Parsimony (MP) trees were constructed in order to identify the relationships among …
Morphological, Karyological And Phylogenetic Evaluation Of Cyclotrichium: A Piece In The Tribe Mentheae Puzzle, Tuncay Di̇rmenci̇, Ekrem Dündar, Görkem Deni̇z, Turan Arabaci, Esra Marti̇n, Zi̇ba Jamzad
Morphological, Karyological And Phylogenetic Evaluation Of Cyclotrichium: A Piece In The Tribe Mentheae Puzzle, Tuncay Di̇rmenci̇, Ekrem Dündar, Görkem Deni̇z, Turan Arabaci, Esra Marti̇n, Zi̇ba Jamzad
Turkish Journal of Botany
The genus Cyclotrichium, a member of the tribe Mentheae subtribe Menthinae (Lamiaceae, Nepetoideae), was analysed with respect to morphological revision, phylogenetic analysis, and cytogenetic properties. All species of the genus were investigated for morphological characters and ITS (internal transcribed spacers) of nrDNA sequence comparison (except C. hausknechtii for ITS). Six members of the genus were also analysed for chromosome numbers. The combined results strongly suggested that Cyclotrichium is a separate genus in Nepetoideae with distinct morphological, phylogenetic, and cytogenetic characteristics. For intrageneric phylogeny of Cyclotrichium, 3 groups were recognised: 1. C. niveum; 2. C. origanifolium; and 3. the remaining 6 …
Phylogenetic Relationships Of Some Turkish Crocus (Iridaceae) Taxa Based On Morphological And Anatomical Characters, Fati̇h Coşkun, Selami̇ Selvi̇, Fati̇h Satil
Phylogenetic Relationships Of Some Turkish Crocus (Iridaceae) Taxa Based On Morphological And Anatomical Characters, Fati̇h Coşkun, Selami̇ Selvi̇, Fati̇h Satil
Turkish Journal of Botany
In this study, relationships among the 15 taxa of the genus Crocus L. distributed in Turkey were analysed using 29 morphological and 4 anatomical characters. Analysis of the data set utilising maximum parsimony criterion with Branch-and-Bound search algorithm yielded 32 most parsimonious trees. Bootstrap analysis with the majority rule consensus algorithm generated a consensus tree supporting some branches. Our data mostly did not agree with the previous sectional and serial treatments. The most interesting result was the condition of Crocus pallasii, which was previously included in the section Crocus. C. pallasii showed a sister group relationship with C. cancellatus from …
Pollen And Seed Morphology Of Velezia L. (Caryophyllaceae) Genus In Turkey, İlham Eröz Poyraz, Ebru Ataşlar
Pollen And Seed Morphology Of Velezia L. (Caryophyllaceae) Genus In Turkey, İlham Eröz Poyraz, Ebru Ataşlar
Turkish Journal of Botany
In this study, pollen and seed morphology of Velezia L. (Caryophyllaceae) species in Turkey were investigated by light and scanning electron microscopy. The genus is represented by 5 species in Turkey: V. tunicoides P.H.Davis, V. hispida Boiss., V. quadridentata Sibth. & Sm., V. pseudorigida Hub.-Mor. and V. rigida L. Endemism ratio of the genus is 60%, which shows that Turkey is the gene center for this genus. The pollen grains of Velezia species are radially symmetrical and isopolar, oblate-spheroidal, operculate, and polypantoporate, pores with conical spinules on operculum. Pollen ornamentation, pore numbers, exine thickness, pore diameter, operculum ornamentation, and spinule …
Taxonomy Of Campanula Tomentosa Lam. And C. Vardariana Bocquet From Turkey, Emi̇ne Alçitepe, Kemal Yildiz
Taxonomy Of Campanula Tomentosa Lam. And C. Vardariana Bocquet From Turkey, Emi̇ne Alçitepe, Kemal Yildiz
Turkish Journal of Botany
The taxonomical status of Campanula tomentosa Lam. and C. vardariana Bocquet, belonging to the section Quinqueloculares (Boiss.) Phitos, which have important taxonomical problems, was reviewed in this study. Furthermore, morphological, anatomical leaf surface, and palynological features of these 2 species were examined in detail. Habit, shape of leaves, calyx, corolla, stamen, pistil, and seed micromorphological features as morphological characters; and pollen diameter, pore diameter, spinule length, and number, ornamentation, etc. as palynological characters, were examined and discussed. An identification key for the species is presented according to the results obtained. Following this extensive study, the mentioned problems of C. tomentosa …
Re-Evaluated Conservation Status Of Salvia (Sage) In Turkey I: The Mediterranean And The Aegean Geographic Regions, Ferhat Celep, Musa Doğan, Ahmet Kahraman
Re-Evaluated Conservation Status Of Salvia (Sage) In Turkey I: The Mediterranean And The Aegean Geographic Regions, Ferhat Celep, Musa Doğan, Ahmet Kahraman
Turkish Journal of Botany
The precise evaluation of the conservation status of endemic and rare species is necessary in order to prevent their extinction. According to our current taxonomic revision of Turkish Salvia L., the Mediterranean and Aegean geographic regions of Turkey have 60 taxa, 32 of which are endemic (mainly local endemics), 5 of which are non-endemic rare, and the remaining 23 taxa are widely distributed. The rate of endemism is 53% in the area. The destruction of habitat through human encroachment such as urbanisation, land clearing, overgrazing, pollution, and road and dam constructions is the principal threat in the study area. Based …
Comparative Pharmacognostic Studies On The Barks Of Four Ficus Species, K Babu, Gokul Shankar Sabesan, Sadananda Rai
Comparative Pharmacognostic Studies On The Barks Of Four Ficus Species, K Babu, Gokul Shankar Sabesan, Sadananda Rai
Turkish Journal of Botany
The barks of 4 Ficus species, namely F. racemosa, F. virens, F. religiosa and F. benghalensis, are important ingredients in many Ayurvedic and traditional formulations. The barks are considered to be very effective in various treatments, such as diabetes, skin diseases, ulcers, and nervous disorders. During market research, we observed that various species of Ficus barks were sold in Indian market under traditional names, such as Plaksah, Udumbarah, Asvatthah, and Vatah. The barks of the species mention above are usually interchanged or adulterated with other species of Ficus because of the limited knowledge in identification and differentiation. Therefore, a detailed …
Effects Of Moist Chilling, Gibberellic Acid, And Scarification On Seed Dormancy In The Rare Endemic Pedicularis Olympica (Scrophulariaceae), Serap Kirmizi, Gürcan Güleryüz, Hülya Arslan, Fatma Selcen Sakar
Effects Of Moist Chilling, Gibberellic Acid, And Scarification On Seed Dormancy In The Rare Endemic Pedicularis Olympica (Scrophulariaceae), Serap Kirmizi, Gürcan Güleryüz, Hülya Arslan, Fatma Selcen Sakar
Turkish Journal of Botany
We investigated the germination requirements of a rare endemic plant species, Pedicularis olympica Boiss. (Scrophulariaceae), which grows in wet habitats on Uludağ Mountain, Turkey. We studied the effects of scarification, moist chilling (+4 °C) for 15 days, different doses of gibberellic acid (GA_{3}; 100, 150, and 250 ppm) and combined hormone and moist chilling treatments under dark (20 °C) and photoperiod (20/10 °C; 12/12 h, respectively) conditions. GA_{3} was able to break dormancy. The highest germination rate was found in the seeds treated with 250 ppm GA_{3}; 64% of these seeds germinated when treated with moist chilling and incubated in …