Petagnia Saniculifolia
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Petagnia Saniculifolia
''Petagnaea'' is a monotypic genus of flowering plants in the family Apiaceae. Its only species is ''Petagnaea gussonei''. It is named after Neapolitan botanist Vincenzo Petagna (1734-1810). It is found only in Sicily, in Mediterranean-type shrubby vegetation, and is threatened by habitat loss. See also * Vincenzo Petagna Vincenzo Petagna (Naples, 17 January 1734 – 6 October 1810) was an Italian biologist, physician and entomologist. He was appointed as director of the small botanical garden pertaining to the Monastery of Santa Maria di Monte Oliveto (associate ... * Royal Society of Encouragement to Natural Sciences of Naples References Further reading * De Castro O., Senatore F., Rigano D., Formisano C., Cennamo P., Gianguzzi L. (2008): Composition of the essential oil of Petagnaea gussonei (Sprengel) Rauschert, a relict species from Sicily (Southern Italy). Flavour and Fragrance Journal, 23(3): 172–177. * De Castro O., Gianguzzi L., Colombo P., De Luca P., Mar ...
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Caruel
Théodore (Teodoro) Caruel (27 June 1830 – 4 December 1898) was an Italian botanist of French-English parentage who specialized in flora of Tuscany. He was born in Chandernagor, a French colonial enclave north of Calcutta, where his father served as a French official. At the age of 15, he moved with his family to Florence, where soon afterwards, he developed an interest in natural sciences, in particular, flora native to Tuscany. In 1858 he began work as an assistant to Filippo Parlatore, and within a few years was given the title of coadjutor. With Parlatore, he conducted research at the ''Orto Botanico di Firenze'' (botanic museum of Florence) and worked on the development of the Florence herbarium.Google Books
Journal of Botany, British and Foreign, Volume 37 edited by Berthold Seemann

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Science Publishers
Science is a systematic endeavor that builds and organizes knowledge in the form of testable explanations and predictions about the universe. Science may be as old as the human species, and some of the earliest archeological evidence for scientific reasoning is tens of thousands of years old. The earliest written records in the history of science come from Ancient Egypt and Mesopotamia in around 3000 to 1200 BCE. Their contributions to mathematics, astronomy, and medicine entered and shaped Greek natural philosophy of classical antiquity, whereby formal attempts were made to provide explanations of events in the physical world based on natural causes. After the fall of the Western Roman Empire, knowledge of Greek conceptions of the world deteriorated in Western Europe during the early centuries (400 to 1000 CE) of the Middle Ages, but was preserved in the Muslim world during the Islamic Golden Age and later by the efforts of Byzantine Greek scholars who brought Greek man ...
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Taxonomy Articles Created By Polbot
Taxonomy is the practice and science of categorization or classification (general theory), classification. A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. Among other things, a taxonomy can be used to organize and index knowledge (stored as documents, articles, videos, etc.), such as in the form of a library classification system, or a Taxonomy for search engines, search engine taxonomy, so that users can more easily find the information they are searching for. Many taxonomies are hierarchy, hierarchies (and thus, have an intrinsic tree structure), but not all are. Originally, taxonomy referred only to the categorisation of organisms or a particular categorisation of organisms. In a wider, more general sense, it may refer to a categorisation of things or concepts, as well as to the principles underlying such a categorisation. Taxonomy organizes taxonomic uni ...
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Endangered Plants
As of September 2016, the International Union for Conservation of Nature (IUCN) lists 3654 endangered plant species. 17% of all evaluated plant species are listed as endangered. The IUCN also lists 99 subspecies and 101 varieties as endangered. No subpopulations of plants have been evaluated by the IUCN. For a species to be considered endangered by the IUCN it must meet certain quantitative criteria which are designed to classify taxa facing "a very high risk of exintction". An even higher risk is faced by ''critically endangered'' species, which meet the quantitative criteria for endangered species. Critically endangered plants are listed separately. There are 6147 plant species which are endangered or critically endangered. Additionally 1674 plant species (7.6% of those evaluated) are listed as '' data deficient'', meaning there is insufficient information for a full assessment of conservation status. As these species typically have small distributions and/or populations, t ...
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Endemic Flora Of Sicily
Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere. For example, the Cape sugarbird is found exclusively in southwestern South Africa and is therefore said to be ''endemic'' to that particular part of the world. An endemic species can be also be referred to as an ''endemism'' or in scientific literature as an ''endemite''. For example '' Cytisus aeolicus'' is an endemite of the Italian flora. '' Adzharia renschi'' was once believed to be an endemite of the Caucasus, but it was later discovered to be a non-indigenous species from South America belonging to a different genus. The extreme opposite of an endemic species is one with a cosmopolitan distribution, having a global or widespread range. A rare alternative term for a species that is endemic is "precinctive", which applies to ...
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Royal Society Of Encouragement To Natural Sciences Of Naples
The Royal Society of Encouragement to Natural Sciences of Naples ( it, Regal Società d'Incoraggiamento alle Scienze Naturali di Napoli, ''Società d'Incoraggiamento per le Scienze e le Arti Utili'' or ''Reale Istituto d'Incoraggiamento di Napoli'') was a 19th-century learned society, established in the Kingdom of Naples during the rule of king Joseph Napoleon at the beginning of the 19th century. His activity, with different denominations, lasted until the first decades of the 20th century; it was officially closed in the 1930s, most likely in 1937. Its seat over the whole 19th century was Palace ''Spinelli di Tarsia'', located in ''piazzetta Tarsia'', Naples. The society was established in Naples in 1806 by Joseph Bonaparte,Francesco Di Battista, ''Origini e involuzione dell'Istituto d'Incoraggiamento di Napoli'', ''cit''., pp. 261-274. during the Napoleonic rule, and it started in the same year as the decree abolishing feudalism in the Kingdom of Naples ( it, leggi eversive de ...
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Habitat Loss
Habitat destruction (also termed habitat loss and habitat reduction) is the process by which a natural habitat becomes incapable of supporting its native species. The organisms that previously inhabited the site are displaced or dead, thereby reducing biodiversity and species abundance. Habitat destruction is the leading cause of biodiversity loss. Fragmentation and loss of habitat have become one of the most important topics of research in ecology as they are major threats to the survival of endangered species. Activities such as harvesting natural resources, industrial production and urbanization are human contributions to habitat destruction. Pressure from agriculture is the principal human cause. Some others include mining, logging, trawling, and urban sprawl. Habitat destruction is currently considered the primary cause of species extinction worldwide. Environmental factors can contribute to habitat destruction more indirectly. Geological processes, climate change, introdu ...
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Sicily
(man) it, Siciliana (woman) , population_note = , population_blank1_title = , population_blank1 = , demographics_type1 = Ethnicity , demographics1_footnotes = , demographics1_title1 = Sicilian , demographics1_info1 = 98% , demographics1_title2 = , demographics1_info2 = , demographics1_title3 = , demographics1_info3 = , timezone1 = CET , utc_offset1 = +1 , timezone1_DST = CEST , utc_offset1_DST = +2 , postal_code_type = , postal_code = , area_code_type = ISO 3166 code , area_code = IT-82 , blank_name_sec1 = GDP (nominal) , blank_info_sec1 = €89.2 billion (2018) , blank1_name_sec1 = GDP per capita , blank1_info_sec1 ...
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Vincenzo Petagna
Vincenzo Petagna (Naples, 17 January 1734 – 6 October 1810) was an Italian biologist, physician and entomologist. He was appointed as director of the small botanical garden pertaining to the Monastery of Santa Maria di Monte Oliveto (associated with the church now known as Sant'Anna dei Lombardi) in central Naples. He was also the teacher of Antonio Savaresi. The plant ''Petagnaea gussonei'' has been named after him. Life Vincenzo Petagna was born in Naples on 17 January 1734; his father was Antonino Petagna, while his mother was Orsola Cuomo; his parents were described as "honest and fearful parents". uominiill-1822-vol8, chapter on Vincenzo Petagna As a boy, he first studied at the Jesuits, where he learned Latin. He later also studied philosophy and medicine and graduated in medicine at about the age of 20. Later, animated by interest in medicine, he followed a course of ''medicina-pratica'' taught by Luigi Visone. In 1770, after he met the prince of Kaunitz, minister ...
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Kurt Polycarp Joachim Sprengel
Kurt Polycarp Joachim Sprengel (3 August 1766 – 15 March 1833) was a German botanist and physician who published an influential multivolume history of medicine, ''Versuch einer pragmatischen Geschichte der Arzneikunde'' (1792–99 in four volumes with later editions running to five) and several other medical reference works. Biography Sprengel was born at Boldekow in Pomerania, and he is considered of German nationality. His father, a clergyman, provided him with a thorough education of wide scope; as boy he distinguished himself as a linguist, in Latin and Greek, and also Arabic; his uncle, Christian Konrad Sprengel (1750–1816), is remembered for his studies in the fertilization of flowers by insects – a subject in which he reached conclusions many years ahead of his time. Spreng. appeared as an author at the age of fourteen, publishing a small work called '' Anleitung zur Botanik für Frauenzimmer'' ("guide to botany for women") in 1780. In 1784 he began to study the ...
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Naples
Naples (; it, Napoli ; nap, Napule ), from grc, Νεάπολις, Neápolis, lit=new city. is the regional capital of Campania and the third-largest city of Italy, after Rome and Milan, with a population of 909,048 within the city's administrative limits as of 2022. Its province-level municipality is the third-most populous metropolitan city in Italy with a population of 3,115,320 residents, and its metropolitan area stretches beyond the boundaries of the city wall for approximately 20 miles. Founded by Greeks in the first millennium BC, Naples is one of the oldest continuously inhabited urban areas in the world. In the eighth century BC, a colony known as Parthenope ( grc, Παρθενόπη) was established on the Pizzofalcone hill. In the sixth century BC, it was refounded as Neápolis. The city was an important part of Magna Graecia, played a major role in the merging of Greek and Roman society, and was a significant cultural centre under the Romans. Naples served a ...
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Apiaceae
Apiaceae or Umbelliferae is a family of mostly aromatic flowering plants named after the type genus ''Apium'' and commonly known as the celery, carrot or parsley family, or simply as umbellifers. It is the 16th-largest family of flowering plants, with more than 3,700 species in 434 generaStevens, P.F. (2001 onwards)Angiosperm Phylogeny Website Version 9, June 2008. including such well-known and economically important plants as ajwain, angelica, anise, asafoetida, caraway, carrot, celery, chervil, coriander, cumin, dill, fennel, lovage, cow parsley, parsley, parsnip and sea holly, as well as silphium, a plant whose identity is unclear and which may be extinct. The family Apiaceae includes a significant number of phototoxic species, such as giant hogweed, and a smaller number of highly poisonous species, such as poison hemlock, water hemlock, spotted cowbane, fool's parsley, and various species of water dropwort. Description Most Apiaceae are annual, biennial or perennial ...
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