24 research outputs found

    An updated inventory of the vascular flora of the Cerbaie hills (Tuscany, Italy)

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    We present an updated list of the vascular flora occurring in the Cerbaie hills (Tuscany), a site of high naturalistic interest. The list is based on a literature survey and on field studies carried out in the years 2010–2022. The Cerbaie hills host a flora of 1,107 specific and subspecific taxa (including 100 naturalized aliens), 32 casual aliens and 10 hybrid taxa. Two taxa are new for Tuscany: Carex oedipostyla and Thalictrum simplex subsp. galioides; 330 taxa are new for the study area. Concerning old records, 344 have been confirmed, while 47 were not confirmed, albeit considered reliable. Moreover, we considered three taxa as locally extinct, 19 as doubtfully occurring, and three as wrongly reported. Despite the low elevation of the study area, life forms and chorotypes show marked Eurosiberian affinities, in agreement with the temperate and continental climate

    Volatile compounds from different fruit parts of two cultivars of Cydonia oblonga

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    Quince is characterized as a fragrant fruit which, unlike other pomes (apple, pear), is not used for fresh consumption due to its astringency and compactness, but only in its processed form (jams, jelly, distillery products, and nutraceutical compounds). As a consequence, there is little knowledge currently available concerning the characteristics of the fruit, and in particular its aromatic and chemotaxonomic patterns. In this work, carpometric, chemometric and spectrophotometric measurements were performed on quince fruits. VOCs emitted by different tissues or parts of the fruit were studied to describe its aromatic profile. The study was carried out on the fruits of an old, well-known cultivar (‘Gigante di Wranja’, commonly called ‘Wranja’) and a new Tuscan accession. Intact, halved and solely pulp (cubed) samples were evaluated for each individual fruit. Data obtained from VOC analysis through Proton Transfer Reaction Time-of-Flight Mass Spectrometer (PTR-ToF-MS) were evaluated by multivariate statistical analysis. The spectra obtained from the intact fruit samples showed a higher amount of masses corresponding to terpenes or terpenoid compounds, which fundamentally characterize the aroma of this type of fruit; these substances were found to be much less present in the VOCs emitted by the pulp, where high values of masses linked to the maturation processes were instead found

    Contributi alla flora vascolare di Toscana. VII (357-439)

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    New localities and/or confirmations concerning 83 specific and subspecific plant taxa of Tuscan vascular flora, belonging to 71 genera and 33 families are presented: Carpobrotus (Aizoaceae), Alternanthera (Amaranthaceae), Leucojum (Amaryllidaceae), Anacyclus, Andryala, Carduus, Centaurea, Cichorium, Erigeron, Helichrysum, Helminthotheca, Hieracium, Limbarda, Pilosella, Scolymus, Sonchus, Tagetes, Urospermum, Xanthium (Asteraceae), Mahonia (Berberidaceae), Myosotis (Boraginaceae), Biscutella, Ionopsidium, Raphanus, Rapistrum (Brassicaceae), Buxus (Buxaceae), Vaccaria (Caryophyllaceae), Cistus (Cistaceae), Calystegia, Cuscuta (Convolvulaceae), Cymodocea (Cymodoceaceae), Cyperus (Cyperaceae), Amorpha, Emerus, Lathyrus, Lotus, Ononis, Trifolium, Vicia (Fabaceae), Quercus (Fagaceae), Geranium (Geraniaceae), Myriophyllum (Haloragaceae), Malva (Malvaceae), Epipogium, Himantoglossum (Orchidaceae), Orobanche (Orobanchaceae), Osyris (Santalaceae), Oxalis (Oxalidaceae), Pinus (Pinaceae), Anisantha, Avellinia, Avena, Corynephorus, Crypsis, Cutandia, Elytrigia, Lolium, Panicum, Polypogon, Sporobolus (Poaceae), Rumex (Polygonaceae), Lysimachia (Primulaceae), Eranthis, Ranunculus (Ranunculaceae), Rubus (Rosaceae), Crucianella, Galium (Rubiaceae), Verbascum (Scrophulariaceae), Solanum (Solanaceae), Tamarix (Tamaricaceae), Viola (Violaceae). In the end, the conservation status of the units and eventual protection of the cited biotopes are discussed

    Notulae to the Italian native vascular flora: 8

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    In this contribution, new data concerning the distribution of native vascular flora in Italy are presented. It includes new records, confirmations, exclusions, and status changes to the Italian administrative regions for taxa in the genera Ajuga, Chamaemelum, Clematis, Convolvulus, Cytisus, Deschampsia, Eleocharis, Epipactis, Euphorbia, Groenlandia, Hedera, Hieracium, Hydrocharis, Jacobaea, Juncus, Klasea, Lagurus, Leersia, Linum, Nerium, Onopordum, Persicaria, Phlomis, Polypogon, Potamogeton, Securigera, Sedum, Soleirolia, Stachys, Umbilicus, Valerianella, and Vinca. Nomenclatural and distribution updates, published elsewhere, and corrigenda are provided as Suppl. material 1

    Notulae to the Italian native vascular flora: 1

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    In this contribution, new data concerning the Italian distribution of native vascular flora are presented. It includes new records, exclusions, and confirmations pertaining to the Italian administrative regions for taxa in the genera Arundo, Bromopsis, Cistus, Crocus, Festuca, Galeopsis, Genista, Lamium, Leucanthemum, Nerium, Orobanche, Peucedanum, Pilosella, Polycnemum, Stipa and Viola

    Contributi per una flora vascolare di toscana. IX (507-605)

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    Contributions for a vascular flora of Tuscany. IX (507-605). New localities and/or confirmations concerning 98 specific and subspecific plant taxa of Tuscan vascular flora, belonging to 81 genera and 42 families are presented: Alisma, Baldellia (Alismataceae), Chenopodium (Amaranthaceae), Sternbergia (Amaryllidaceae), Bupleurum (Apiaceae), Vinca (Apocynaceae), Muscari, Polygonatum (Asparagaceae), Carlina, Centaurea, Chondrilla, Filago, Pallenis, Tagetes, Tr a - gopogon, Tyrimnus (Asteraceae), Impatiens (Balsaminaceae), Campsis (Bignoniaceae), Cardamine, Iberis, Isatis, Lepidium, Rorippa (Brassicaceae), Humulus (Cannabaceae), Centranthus (Caprifoliaceae), Atocion, Paronychia, Sabulina, Scleranthus (Caryophyllaceae), Euonymus (Celastraceae), Fumana (Cistaceae), Phedimus, Sedum (Crassulaceae), Juniperus (Cupressacesae), Carex, Cyperus, Schoenus (Cyperaceae), Erica (Ericaceae), Euphorbia (Euphorbiaceae), Astragalus, Cytisus, Gleditsia, Lotus, Trifolium, Vicia (Fabaceae), Geranium (Geraniaceae), Philadelphus (Hydrangeaceae), Phacelia (Hydrophyllaceae), Hermodactylus, Iris, Romulea (Iridaceae), Salvia, Ziziphora (Lamiaceae), Gagea, Lilium (Liliaceae), Lindernia (Linderniaceae), Mirabilis (Nyctaginaceae), Nymphaea (Nymphaeaceae), Ligustrum (Oleaceae), Oenothera (Onagraceae), Oxalis (Oxalidaceae), Plantago, Veronica (Plantaginaceae), Armeria (Plumbaginaceae), Eleusine, Festuca, Phleum, Setaria, Stipa, Tragu s (Poaceae), Stuckenia (Potamogetonaceae), Anemonoides, Ranunculus (Ranunculaceae), Reseda (Resedaceae), Aphanes, Cotoneaster, Eriobotrya, Malus, Rosa (Rosaceae), Galium (Rubiaceae), Nicotiana, (Solanaceae). In the end, the conservation status of the units and possible protection of the cited biotopes are discussed

    Contributi per una flora vascolare di Toscana. XII (739-812)

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    Vengono presentate nuove località e/o conferme relative a 74 taxa specifici e sottospecifici di piante vascolari della flora vascolare to- scana, appartenenti a 69 generi e 28 famiglie: Bunium, Trinia (Apia- ceae), Nerium (Apocynaceae), Lemna (Araceae), Artemisia, Bidens, Centaurea, Crupina, Gazania, Hieracium, Rhagadiolus, Symphyotri- chum, Tagetes, Tripleurospermum (Asteraceae), Impatiens (Balsami- naceae), Anredera (Basellaceae), Cynoglottis, Phacelia (Boraginaceae), Cardamine, Diplotaxis, Hornungia (Brassicaceae), Campanula, Lobe- lia (Campanulaceae), Cerastium, Dianthus, Polycarpon, Spergularia, Stellaria (Caryophyllaceae), Commelina (Commelinaceae), Fallopia (Convolvulaceae), Sempervivum (Crassulaceae), Dryopteris (Dryopte- ridaceae), Euphorbia (Euphorbiaceae), Lathyrus, Medicago, Ononis, Trigonella (Fabaceae), Geranium (Geraniaceae), Lycopus, Stachys (Lamiaceae), Malva (Malvaceae), Anacamptis, Cephalanthera, Epi- pactis, Orchis (Orchidaceae), Linaria (Plantaginaceae), Ceratochloa, Eragrostis, Festuca, Gastridium, Hyparrhenia, Molineriella, Phalaris, Phyllostachys, Setaria, Sporobolus, Stipellula (Poaceae), Anogramma (Pteridaceae), Anemonoides, Ranunculus (Ranunculaceae), Reseda (Resedaceae), Alchemilla, Kerria, Pyracantha, Rosa, Rubus (Rosa- ceae), Galium, Valantia (Rubiaceae), Thesium (Santalaceae). Infine, viene discusso lo status di conservazione delle entità e gli eventuali vincoli di protezione dei biotopi segnalati

    Disentangling Phylogenetic Relationships in a Hotspot of Diversity: The Butterworts (Pinguicula L., Lentibulariaceae) Endemic to Italy.

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    The genus Pinguicula (Lentibulariaceae) consists of about 100 carnivorous species, also known as butterworts. Eleven taxa are endemic to Italy, which represents a biodiversity hotspot for butterworts in Europe. The aim of our study was to provide a phylogenetic framework for the Italian endemics, in order to: a) investigate the relationships between species in this group; b) evaluate their actual taxonomic value. To achieve this, we analysed all the taxa endemic to Italy, along with several other species, by means of ITS nrDNA analysis. Our results clarify the relationships between Italian endemics and other Pinguicula taxa identifying a basal polytomy defined by five clades. All of the Italian endemics (with the exception of P. lavalvae) fall within a single large clade, which includes P. vulgaris and allied species. Among them, P. poldinii represents the most isolated lineage. Other taxa show strong molecular similarities and form a single subclade, although their taxonomic ranks can be retained. Pinguicula lattanziae sp. nov., seemingly endemic to Liguria (NW Italy), is also described

    Filogenesi molecolare del genere Pinguicula (Lentibulariaceae) con focus sulle entità endemiche italiane.

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    La filogenesi nel genere Pinguicula L. è stata precedentemente ricostruita da Cieslak & al. (2005) con l’uso di marcatori plastidiali e da Degtjareva & al. (2006) attraverso la regione nucleare ITS. La stessa regione del DNA nucleare (nrDNA) è stata anche impiegata da Kondo & Shimai (2006), Shimai & Kondo (2006) e Shimai & al. (2007) per ulteriori studi filogenetici. In questi ultimi studi, sono già stati considerati alcuni taxa endemici italiani, quali P. fiorii Tammaro & Pace della Majella (Tammaro & Pace 1987) e P. poldinii J. Steiger & Casper dell’Italia nord-orientale (Casper & Steiger 2001). Tuttavia, dopo questi studi, numerose altre specie, spesso stenoendemiche, sono state descritte: P. vallis-regiae F. Conti & Peruzzi dalla Camosciara, P. vulgaris subsp. anzalonei Peruzzi & F. Conti nel Lazio, P. vulgaris subsp. ernica Peruzzi & F. Conti dai Monti Ernici, P. vulgaris subsp. vestina F. Conti & Peruzzi dal Gran Sasso (Conti & Peruzzi 2006), P. apuana Ansaldi & Casper e P. mariae Casper dalle Alpi Apuane (Ansaldi & Casper 2009), P. christinae Peruzzi & Gestri dall’Appenino settentrionale (Peruzzi & Gestri 2013), P. lavalvae Innangi & Izzo (Innangi & Izzo 2014) dai Monti Picentini e P. sehuensis Bacch., Cannas & Peruzzi dalla Sardegna (Bacchetta & al. 2014). Lo scopo del nostro lavoro è stato fornire dati preliminari per chiarire la filogenesi, le relazioni evolutive e il valore tassonomico dei taxa endemici italiani mediante l’impiego di marcatori di DNA nucleare (ITS). È stato analizzato un totale di 38 accessioni, corrispondenti a 13 specietaxa. La maggior parte dei taxa sono endemici dell’Italia (11), con l’eccezione di alcune accessioni raccolte in Corsica, in Francia sud orientali, in Bulgaria e in Grecia. I risultatati hanno messo in evidenza un raggruppamento di tutte le specie analizzate in cinque cladi principali, tutti ben supportati. Tutte le specie endemiche italiane, con l’eccezione di P. lavalvae, rientrano in un grande clado, che corrisponde a Pinguicula sect. Pinguicula (specie tipo P. vulgaris). I risultati chiariscono anche le relazioni tra i diversi gruppi di specie endemiche, raggruppando, ad esempio, P. apuana, P. christinae, P. fiorii, P. mariae, e P. vallisregiae. Il grado tassonomico dei diversi taxa viene confermato, anche se lo studio ha messo in evidenza la necessità, in particolare per P. lavalvae, di un supplemento di indagine prima di una revisione tassonomica. Lo studio ha, inoltre, permesso di identificare una specie nuova per la Liguria, ossia P. lattanziae nom. prov., in corso di descrizione
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