Zeineb Ghrabi-Gammar

Plumbaginaceae) in Tunisia: taxonomy, biogeography and conservation.-Fl. Medit. 32: 261-277. 2022.-ISSN: 1120-4052 printed, 2240-4538 online. The recent increase in the known richness of Limonium in Tunisia, mainly due to the description of 25 new endemic species in the last decades, has made the only existing identification key for the country obs...

In the context of plant conservation and sustainable use of unique neglected and underutilized phytogenetic resources, this study focused on the Tunisian local endemic Teucrium luteum subsp. gabesianum (Lamiaceae). Using Geographical Information Systems and online databases, detailed taxon-specific ecological profiling was produced for the first ti...

In the frame of conservation and sustainable utilization of neglected and underutilized phytogenetic resources, this study produced for the first time a detailed ecological profiling for the local Tunisian endemic Marrubium ascheronii (Lamiaceae) using Geographical Information Systems and open-source data. This profile was used to illustrate the ab...

Medicinal-aromatic plants (MAPs) are important sources for the development of new valuable products of interest to human and animal health, and are also used as ornamentals for the horticulture industry. However, the increased global demand and the uncontrolled exploitation of these plants constitute a threat to their sustainability. To date, few s...

In the frame of the sustainable use of neglected and underutilized phytogenetic resources, and along with numerous studies in Abies spp. due to the innate conservation value of fir forests, this research focused on the Moroccan endemic fir, Abies marocana. The aim was triple-fold: to assess its potential and dynamics in economic sectors for sustain...

In order to characterize and conserve the endemic pastoral species Medicago tunetana, many prospecting missions were carried out in mountainous regions of the Tunisian ridge. Twenty-seven eco-geographical and morphological traits were studied for six M. tunetana accessions and followed by molecular analysis using seven Simple Sequence Repeat (SSR)....

Limonium genus is traditionally used in North Africa for disease treatment and in cosmetic. This study investigates for the first time the antioxidant, anti-inflammatory and enzyme inhibitory activities of two Tunisian endemic plants, L. boitardii and L. cercinense. Analysis of phenolic compounds was carried out by using RP-HPLC. Total phenolic and...

The neglected and underutilized plants (NUPs) could become alternative food sources in the agro-alimentary sector, enriching human and animal diets, offering the opportunity for sustainable exploitation, resilience to climate change, and production with resistance to pests and diseases. In the Mediterranean countries, these valuable resources are t...

Thanks to its geographic location between two bioclimatic belts (arid and Saharan) and the ancestral nomadic roots of its inhabitants, the sector of Ouled Dabbeb (Southern Tunisia) represents a rich source of plant biodiversity and wide ranging of ethnobotanical knowledge. This work aims to (1) explore and compile the unique diversity of floristic...

The neglected and underutilized plants (NUPs) have never been mainstreamed by researchers, politicians and stakeholders for sustainable exploitation in the ornamental-horticultural sector. This study focused on 399 local endemic plants of three Mediterranean regions (Crete, Mediterranean coast-Rif of Morocco, Tunisia), with the aim to develop a new...

The objective of this study is twofold: firstly, to review the local endemic plants of Tunisia and northern Morocco (Mediterranean coast and Rif region) and the extent to which extinction risk status characterisations have been assigned to date to the endemic plants of these areas; and secondly, to identify which of these unique taxa are conserved...

Limonium steppicum, a new species is described and illustrated from the Island of Djerba in Tunisia, where it is localized at the edges of salt marshes in very dry environmental conditions. Morphologically, it is closely related to L. rubescens, widespread in southern Tunisia, from which it is differentiated in many morphological features and also...

Objective To identify wild plants used as food and assess their frequency of consumption over a year in a region of Tunisia where agriculture is undergoing a major transformation from smallholder farming to an intensive high-input agricultural system. Design Qualitative ethnobotanical study followed by a survey of women’s frequency of consumption...

Blue mold rot, caused by Penicillium expansum , is one of the most economically important post-harvest diseases of apple worldwide. The goals of this study were threefold: to evaluate the diversity of P. expansum isolates for mycelial growth, spore production and lesion diameter on apples; to estimate the effects of cold-storage facility conditions...

Investigations conducted in temporary wetlands of the coastal Meseta of W Morocco (Benslimane region) lead to the discovery of Bellis prostrata in a small endoreic temporary pool (ca. 1 ha) of the quartzitic-limestone plateau of Benslimane.

A subsurface recirculating horizontal flow constructed wetland (RHFCW) was developed in a greenhouse. This system was planted with Typha domingensis, Phragmites australis, and Bolboschoenus glaucus successively to study their phytoremediation capacity for the degradation of the pollutant Amaranth azo dye. The aim was to identify which species show...

A re-circulating horizontal flow constructed wetland (RHFCW) system was developed in a greenhouse. This system was operated with Typha domingensis to study the phytoremediation capacity of this macrophyte species in different developing stages for synthetic textile wastewater with the pollutant type, the amaranth (AM) azo dye. Experiments were appl...

Tunisia is a typical country of the Mediterranean region where high prevalence of overweight, obesity and non-communicable diseases co-exist with some micronutrient deficiencies, and diet-related environmental issues must be addressed. Individual food choices may influence both health and environment. The aim of this study was to identify diets tha...

Concluding messages 1. In order to halt and reverse the continuous decline of plant diversity, specific action plans and programmes addressing particular plant conservation challenges must be incorporated in regional and national conservation programmes and strategies. 2. Enhanced cooperation between botanists, practitioners and communities is esse...

Rumex tunetanus is an untapped resource with no available information about their chemical composition. That is why, the present study has conducted comprehensive metabolites profiling of the hydromethanol extracts of the Rumex tunetanus flowers and stems using RP-UHPLC-ESI-QTOF-MS. As results, 60 compounds were characterized for the first time in...

The Garâa Sejenane is an ancient lake in northern Tunisia that currently houses a mosaic of temporary wetlands. Comparison of modern pollen data and field vegetation surveys shows both a weak regional pollen signal and the homogenization of pollen assemblages at the scale of the garâa. Despite a hiatus between 19,000 and 2230 cal. BP, fossil pollen...

Characeae are macroscopic green algae present in the Maghreb (Morocco, Algeria, Tunisia) that are known since the 19th century works of Desfontaines (1800) and Braun (1868). Feldmann (1946) published the first regional synthesis, and this study provides a new Maghreb-wide synthesis of all collections made since 1784 (570 observations distributed ov...

The genus Daucus includes about 20 recognized species worldwide. Northern Africa represents a major center of diversity of Daucus, with Tunisia containing at least 12 species and six subspecies. We assessed morphological diversity from a Daucus L. germplasm collection of 103 accessions at the National Gene Bank of Tunisia. Previous investigation sh...

Rumex tunetanus is a strictly endemic species occurring on the banks of the dried lake of Sejenane (NW-Tunisia) which was discovered in 1888 (published in 1899), but never seen until our rediscovery in 2009. This finding allowed us to give a more complete morphological description of the species, as well as to specify its ecological preferences and...

The monospecific genus Ambrosina is represented by Ambrosina bassii, an endemic species of western-central Mediterranean mainly studied in Sicily and Corsica. The objectives of this study were to establish the distribution of this species and to determine its habitat and ecology in Tunisia. Moreover, the infraspecific diversity from recent and old...

Leaves of species of the genus Capparis are consumed as food and used in traditional medicine. In the present work, phenolics profile and antioxidant activities of six taxa of Capparis collected in Tunisia (C. aegyptia, C. orientalis, C. ovata subsp. ovata, C. sicula subsp. sicula, C. spinosa subsp. spinosa var. spinosa and C. zoharyi) were studied...

In order to study the genetic diversity, the phylogeographic pattern and hybridization between six Tunisian Capparis species, 213 accessions of Caper were genotyped with three primer combinations of amplified fragment length polymorphism (AFLP) markers. Out of 750 fragments generated, 636 were polymorphic and 407 of them were restricted to a single...

Enjeux de conservation d’une zone humide d’eau douce méditerranéenne exceptionnelle : la Garâa Sejenane (Tunisie septentrionale). Cet article a pour but d’évaluer les enjeux de conservation concernant la végétation hydrophytique de la plus grande zone humide naturelle d’eau douce de Tunisie, la Garâa Sejenane. Les 55 relevés phytosociologiques réal...

Caper plant (Capparis spinosa) extracts have been associated with diverse biological activities including anti-oxidant properties. In this work, we characterized the hydro-ethanolic extract obtained from C. spinosa leaves [hydroethanolic extract of C. spinosa (HECS)] by analyzing the content in anti-oxidant compounds such as polyphenols, flavonoids...

Six temporary wetlands in the region of Sejenane (Mogods, NW Tunisia) were studied in order to characterize the aquatic flora and fauna and to quantify their spatio-temporal variability. Samplings of aquatic fauna, phytosociological relevés, and measurements of the physicochemical parameters of water were taken during four different field visits ca...

Three temporary pools of Sejenane region (northern Tunisia) have been studied with the aims of characterizing their vegetation, and of specifying the impact of grazing on their structure, composition and dynamics. Permanent transects of quadrats have been surveyed in spring and summer during two (not-grazed pool) to three years (grazed pools). The...

The genus Daucus includes about 20 recognized species. The most widespread and economically important species, Daucus carota L., occurs on almost every continent. The cultivated carrot, subsp. sativus (Hoffm.) Schubl. and G. Martens, has been selected from wild populations that are extremely diverse, especially in the western Mediterranean. The pre...

The aim of this study was to investigate the potential role of three macrophyte species (Arundo donax, Typha angustifolia and Phragmites australis) for degradation of azo dyes. Activities of peroxidases enzymes involved in plant protection against stress were tested for dye decolourization. In order to conduct the enzyme activity assay, the fresh e...

Fruits present major morphological characters used to define genera and species within the Apiaceae. Northern Africa represents a major center of diversity of Daucus, with Tunisia containing at least 12 species and six subspecies. We assessed 14 mature fruit characters from the Daucus L. germplasm collection at the National Gene Bank of Tunisia. Qu...

Hydrological requirements for germination and development of P. minuta were assessed through a 5-year field survey in Garâa Sejenane, Tunisia, and an experiment under controlled conditions. The spatial distribution of P. minuta was recorded in the field annually, while the experiment tested the effects of water levels and flooding dates on germinat...

Joumine Marsh; National Park of Ichkeul, Tunisia: floristic diversity, vegetation mapping and dynamics (1925-2011). —The vegetation of Joumine Marsh (National Park of Ichkeul, Tunisia) has been studied from 2005 to 2011 with the aims: (1) to characterize the present-day status of the marsh vegetation based on plant inventories and phytosociological...

This investigation was performed to assess the allelopathic potential of essential oils extracted from seven medicinal and aromatic plants of the Tunisian flora: Artemisia herba-alba Asso., Mentha pulegium L., Rosmarinus officinalis L., Salvia officinalis L., Lavandula officinalis L., Eucalyptus gomphocephala DC. and Foeniculum vulgare Mill.; selec...

rois mares temporaires de la région de Sejenane (Tunisie septentrionale) ont été étudiées afin de caractériser leur végétation et de préciser l’influence du pâturage sur sa structure, sa composition et sa dynamique intra- et interannuelle. Des transects de quadrats permanents ont été suivis au printemps et en été durant deux (mare non pâturée) à tr...

The vegetation of Jouminc Marsh (National Park of lehkeul, Tunisia) has been studied from 2005 to 2011 with the aims: (1) to characterize the present-day status of the marsh vegetation based on plant inventories and phytosociological surveys, (2) to identify the influence of intcrannual hydrolo-gical changes on the plant distribution, and (3) to re...

Joumine Marsh ; National Park of Ichkeul, Tunisia : floristic diversity, vegetation mapping and dynamics (1925-2011). The vegetation of Joumine Marsh (National Park of Ichkeul, Tunisia) has been studied from 2005 to 2011 with the aims : (1) to characterize the present-day status of the marsh vegetation based on plant inventories and phytosociologic...

Populations located at the rear-edge of a species' distribution may have disproportionate ecological and evolutionary importance for biodiversity conservation in a changing global environment. Yet genetic studies of such populations remain rare. This study investigates the evolutionary history of North-African low latitude marginal populations of A...

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Study of integument, using light and scanning electron microscopy, in the seeds of five species of Lupines growing in Tunisia revealed anatomical structure similar to that of most Papilionaceae: a layer of Malphigian cells, a layer of hourglass—shaped cells and a parenchyma layer. Analysis of the surface of the integument revealed four types of orn...

A group of botanists from both shores of the Mediterranean has recently created a collaborative project on North African flora with the aim of gathering botanists from different countries who are interested in this subject. All the people involved in this project will be volonteers and the data will be provided freely. A committee made out of activ...

The two-spotted spider mite Tetranychus urticae Koch is a worldwide pest, feeding on a large variety of plant families. As its resistance to acaricides spreads rapidly, it is crucial to develop new biological control tactics to manage its populations. In this respect, essential oils may be a good alternative, as they are currently considered minimu...

Abstract. Relationship between environmental factors and larval density in Ochlerotatus caspius Pallas 1771 and Ochlerotatus detritus Haliday 1833 (Diptera: Culicidae) of Tunisia. Ochlerotatus caspius and Oc. detritus, two major mosquito species considered as pests in Tunisia, are subjected to intensive insecticide treatments. Considering the large...

Relationship between environmental factors and larval density in Ochlerotatus caspius Pallas 1771 and Ochlerotatus detritus Haliday 1833 (Diptera: Culicidae) of Tunisia. Ochlerotatus caspius and Oc. detritus, two major mosquito species considered as pests in Tunisia, are subjected to intensive insecticide treatments. Considering the large areas col...

In North Africa, peat mosses (genus Sphagnum) are rare and restricted to a few wet habitats distributed in two main regions: northern Morocco and the northern Algerian-Tunisian boundary. Based on herbarium specimens from 1861 to 1965, on recent collects and on floristic surveys, the present paper addresses the taxonomy, distribution, history and bi...

The wetlands of North Africa are an endangered and invaluable ecological heritage. Some of these wetlands are now protected by various conservation statutes; which actual impact has not yet been reliably evaluated. This article aims to assess the conservation management (Nature Reserve and Ramsar site) of a protected Tunisian lake, Majen Chitane, b...

majeur pour une grande quantité de plantes cultivées. Cet acarien cause d'importants dégâts sur agrumes et principalement sur citronnier, se traduisant par de lourdes pertes économiques. L'objectif de ce travail est de mettre en évidence les propriétés acaricides d'extraits de plantes sur T. urticae. Douze extraits (macérats) issus de 12 plantes et...

Tetranychus urticae est un acarien extrêmement polyphage, reconnu comme un ravageur majeur pour une grande quantité de plantes cultivées. Cet acarien cause d’importants dégâts sur agrumes et principalement sur citronnier, se traduisant par de lourdes pertes économiques. L’objectif de ce travail est de mettre en évidence les propriétés acaricides d'...

Floristic surveys and phytoecological relevés were conducted on 36 temporary wetlands of Mogods region. Multivariate analyses (CA, AHC) performed on these data reveal the high specific and biocoenotic diversity of Mogods wetlands, which appear controlled by substrate nature and hydrology. Among the 128 hydrophytic species inventoried, 38 are presen...

Floristic surveys and phytoecological relevés were conducted on 36 temporary wetlands of Mogods region. Multivariate analyses (CA, AHC) performed on these data reveal the high specific and biocoenotic diversity of Mogods wetlands, which appear controlled by substrate nature and hydrology. Among the 128 hydrophytic species inventoried, 38 are presen...

Ghomrassen is a rustic Berber village in south-eastern Tunisia, located 16 km from Tataouine and 40 km from Médenine. It is a municipality about 12000 inhabitants. Allagua is a very ancient Tunisian tradition especially famous in southern Tunisia. The term Allagua in the Ghomrassen region refers to a basket containing several objects (items), espec...

The southern limit of peat mosses (genus Sphagnum) in the western Mediterranean basin is located in North Africa, where they are rare and restricted to a few wet habitats. Based on herbarium specimens from 1861 to 1958, on recent collects and on floristic surveys, the present paper addresses the taxonomy, distribution, and ecological significance o...

Cork Oak occupies a particular place within the Mediterranean forest. In Tunisia, it is rather well represented in Kroumiria (70 000 ha), particularly in the areas of Ain Dra-ham and Tabarka. Confined to acid environments with moderate climate, it plays a very important ecological role, supporting a rather diversified floristic and faunal assemblag...

This account describes the morphological characteristics, the auto-ecology and the economic and environmental values of Rhus coriaria, a specie which has been recently found in the northwestern side of Jebel Gorrâa (Tunisian High Tell).

— A new species for the spontaneous vascular flora of Tunisia : Rhus coriaria L.— This account describes the morphological characteristics, the auto-ecology and the economic and environmental values of Rhus coriaria, a specie which has been recently found in the northwestern side of Jebel Gorrâa (Tunisian High Tell).

Résumé. — Le Chêne-liège occupe une place particulière au sein de la forêt méditerranéenne. En Tunisie, il est assez bien représenté en Kroumirie (70 000 ha) particulièrement dans les régions d’Ain Draham et Tabarka. Cantonné aux milieux acides à climat tempéré, il joue un rôle écologique très important, assurant l’installation de tout un cortège f...

This article presents a synthesis of all localities where Pilularia minuta, an endangered Pteridophyte endemic of acidic Mediterranean temporary pools, was observed since its discovery in 1835. It aims at analysing the implications of its recent discovery in Tunisia, based on the comparison between new and previously published floristic surveys. Th...

In the present study analyses concerning the composition of vitamin E, sterols, triglycerides, and fatty acids of three Teucrium species (Teucrium alopecurus, T. nabli, and T. polium) seed oil were performed. Linoleic, linolenic, and palmitic were the major fatty acids. The oil was characterized by a high amount of phytosterol, wherein clerosterol,...

Les zones humides de Tunisie présentent une grande richesse floristique, évaluée à 407 espèces représentant 228 genres et 75 familles. Ces espèces sont, soit strictement inféodées aux zones humides, soit transgressives des milieux terrestres. Cette flore est caractérisée par une forte proportion des taxons rares et/ou menacés (~ 29 %). La Kroumirie...

Tunisian wetlands harbour a large floristic richness, estimated at 407 species representing 228 genera and 75 families. This flora comprises species strictly limited to wetlands, and species originating from surrounding lands. It is characterized by a big proportion of rare and/or threatened taxa (∼ 29 %). Kroumirie is the richest region, with 290...

The chemical composition of the essential oil obtained from Teucrium alopecurus De Noé, an endemic limited to Matmata (southern Tunisia) was analyzed by gas chromatography (GC) and gas chromatography-mass spectrometry (GC/MS). Fifty-seven components were identified; the predominant compounds of the oil of Teucrium alopecurus were mainly sesquiterpe...

The essential oil from aerial parts of Teucrium ramosissimum Desf. (Lamiaceae), endemic to North Africa, was isolated by steam distillation and analysed by gas chromatography (GC) and gas chromatography–mass spectrometry (GC–MS). Seventy-four components were identified; the essential oil was mainly composed of sesquiterpene hydrocarbons and oxygena...

Ichkeul wetland ecosystems are characterized by hygrophile vegetation. This later requires to be submerged by fresh water during a period of the year in order to fullfil its vegetative cycle. Hydrologic constructions and dry years influence the evolution of wetland vegetation distribution in Ichkeul National Park. To follow up this evolution, we ma...

Les écosystèmes lagunaires de l’Ichkeul sont caractérisés par une végétation hygrophile exigeant la submersion en eau douce pendant une période de l’année pour accomplir leur cycle végétatif. Les constructions hydrologiques et les années de sécheresses influencent l’évolution et la répartition de la végétation des marais du Parc national de l’Ichke...

Study of integument, using light and scanning electron microscopy, in the seeds of five species of Lupines growing in Tunisia revealed anatomical structure similar to that of most Papilionaceae : a layer of Malphigian cells, a layer of hourglass-shaped cells and a parenchyma layer. Analysis of the surface of the integument revealed four types of or...

RESUME : Onopordon nervosum subsp. platylepis Murb. est une plante endémique de la Tunisie. Dans le présent travail nous nous sommes intéressés á l'étude de la composition chimique de l'huile des graines de cette plante. Les résultats obtenus ont montré que cette huile est composée de huit acides gras dont essentiellement l'acide linoléique, l'acid...