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Journal ArticleDOI

Syzygium jiewhoei (Myrtaceae), a new endemic tree from Western New Guinea, Indonesia

20 Nov 2017-The Gardens' Bulletin, Singapore (National Parks Board Singapore Botanic Gardens)-Vol. 69, Iss: 2, pp 201-210
TL;DR: A new species from Western New Guinea, Indonesia, which is closely related to Syzygium recurvovenosum (Lauterb.) Diels but differs in a range of vegetative and reproductive morphological characteristics.
Abstract: Syzygium jiewhoei Hambali, Sunarti & Y.W.Low, a new species from western New Guinea, Indonesia, is described and illustrated. It is closely related to Syzygium recurvovenosum (Lauterb.) Diels but diff
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Journal ArticleDOI
29 Dec 2020-Telopea
TL;DR: The species is similar to Syzygium longipes (Diels) Merr.
Abstract: Syzygium oransbariense Mustaqim, Y.W.Low & Heatubun (Myrtaceae) is here formally described. This species is found in the lowlands on the eastern flank of the Arfak Mountains, Bird’s Head Peninsula, western New Guinea. The species is similar to Syzygium longipes (Diels) Merr. & L.M.Perry, but differs based on a set of diagnostic morphological characters. Species description, distribution, a preliminary conservation status assessment, and notes on the new species are presented here.

1 citations


Cites background from "Syzygium jiewhoei (Myrtaceae), a ne..."

  • ...Many novelties subsequently have since been discovered and described for New Guinea (see Conn and Damas 2015; Hambali et al. 2017; Snow 2010; Takeuchi 2002, 2015), mainly from Papua New Guinea....

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Journal ArticleDOI
TL;DR: In this paper , macromorphological characters and lamina vein architecture were examined by the aid of stero microscope and molecular study using SCoT markers were made on 26 species belonging to 15 genera of family Myrtaceae (nine genera belonging to subfamily Leptospermoideae and six genera consisting of subfamily Myrtoideae).
Abstract: The macromorphological characters and lamina vein architecture were examined by the aid of stero microscope. In addition, molecular study using SCoT markers were made on 26 species belonging to 15 genera of family Myrtaceae (nine genera belonging to subfamily Leptospermoideae and six genera belonging to subfamily Myrtoideae) to evaluate such characters in taxa delimitation. The taxa were collected from Mazhar Botanical Garden, Al-Baragil, Giza, Egypt. The obtained results revealed that, all studied taxa of Myrtaceae are distinguished by a combination of the following features: simple leaves with entire margin and glandular -punctate or pellucid leaves, while the leaf arrangement, lamina shape, apex and base showed great variation among them. Pinnate simple brochidodromous leaf venation is the most common, although other patterns were also recorded viz . cladodromous, eucamptodromous and craspedodromous. The irregular reticulate tertiary and quaternary vein fabric, presence or absence of an intramarginal vein were frequently observed. Eight SCoT primers were established to assess the genetic diversity between the studied taxa. The total number of amplified fragments was 125 from which 119 were polymorphic, and six were monomorphic. The total number of specific markers produced were 19 one of them scored for the absence of the band while the other 18 markers recorded for the presence of unique band. Only ten taxa revealed specific markers. Seven primers produced specific markers with largest number generated by primer SCoT 5 (six markers) and the lowest number generated by SCoT 2 and SCoT 5 (one marker for each), while primer SCoT 4 didn’t reveal any specific markers. The obtained results were analyzed numerically (by PAST4 software) to construct three dendrograms; the leaf morphological based characters, the molecular based analysis and combined one. The combined data resulted dendrogram grouped all the 13-studied berry fruited Myrtoideae with seven capsular fruited Leptospermoideae, while the remaining five capsular fruited taxa grouped together. The combined and the morphological-based dendrograms recommend the maintenance of two subfamilies based on fruit type, despite both dendrograms showed deviation from the original system based on morphology.
References
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01 Jan 2009

3,464 citations


"Syzygium jiewhoei (Myrtaceae), a ne..." refers methods in this paper

  • ...A review of all New Guinean Syzygium species was conducted, based on herbarium specimens preserved in BO, K and SING (herbarium acronyms follow Thiers, 2017, continuously updated)....

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Journal ArticleDOI
01 Aug 2004-Taxon
TL;DR: It is argued that comparisons of size, phenomena, and processes will only be possible by comprehensive study of the lineages comprising these genera and their immediate historical relatives; uncritical lists or relatively limited samples are not enough.
Abstract: "Big" plant genera, those of 500 or more species, have not only occasioned interest among systematic botanists, but for geographical, ecological or horticultural reasons, have also become well-established popular concepts. Their size has rendered them difficult, if not impossible, to study in their entirety; there have been few full revisions since the nineteenth century. Despite their embodiment of significant taxonomic, biological and evolutionary questions, from the 1980s their importance has been more generally recognised, and recent technological and methodological developments have made it easier to come to grips with their study. This paper synthesizes growth impediments to our knowledge of these genera and possible approaches to studying them. Of the 57 genera currently thought to have 500 or more species, 22 of these were also considered in 1883 to be large (300 or more species). Others gained their prominence as a result of later exploration, some of it driven by enthusiasts. It is argued that comparisons of size, phenomena, and processes will only be possible by comprehensive study of the lineages comprising these genera and their immediate historical relatives; uncritical lists or relatively limited samples are not enough. Such studies will be of great scientific as well as cultural benefit.

515 citations


"Syzygium jiewhoei (Myrtaceae), a ne..." refers background in this paper

  • ...is one of the largest genera in the world, with about 1200– 1800 species occurring principally in the Old World (Frodin, 2004; Parnell et al., 2007; Syzygium Working Group, 2016)....

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  • ...However, efforts by various botanical institutions have led to checklists, guides and monographs of selected plant groups, such as the orchids (Schuiteman & de Vogel, 2001, 2002, 2005, 2006, 2008; Schuiteman et al., 2010), palms (Heatubun, 2002; Baker & Dransfield, 2006; Heatubun et al., 2012), and alpine plants (Van Royen, 1979a, 1979b, 1982, 1983; Johns et al., 2006), etc. Syzygium Gaertn. is one of the largest genera in the world, with about 1200– 1800 species occurring principally in the Old World (Frodin, 2004; Parnell et al., 2007; Syzygium Working Group, 2016)....

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  • ...…et al., 2012), and alpine plants (Van Royen, 1979a, 1979b, 1982, 1983; Johns et al., 2006), etc. Syzygium Gaertn. is one of the largest genera in the world, with about 1200– 1800 species occurring principally in the Old World (Frodin, 2004; Parnell et al., 2007; Syzygium Working Group, 2016)....

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Journal ArticleDOI
TL;DR: An overview of all known tree species by scientific name and country level distribution is presented, for the first time, and an online database—GlobalTreeSearch—that provides access to this information is described that will be used as the basis of the Global Tree Assessment.
Abstract: This article presents, for the first time, an overview of all known tree species by scientific name and country level distribution, and describes an online database—GlobalTreeSearch—that provides access to this information. Based on our comprehensive analysis of published data sources and expert input, the number of tree species currently known to science is 60,065, representing 20% of all angiosperm and gymnosperm plant species. Nearly half of all tree species (45%) are found in just 10 families, with the 3 most tree-rich families being Leguminosae, Rubiaceae, and Myrtaceae. Geographically, Brazil, Colombia, and Indonesia are the countries with the most tree species. The countries with the most country-endemic tree species reflect broader plant diversity trends (Brazil, Australia, China) or islands where isolation has resulted in speciation (Madagascar, Papua New Guinea, Indonesia). Nearly 58% of all tree species are single-country endemics. Our intention is for GlobalTreeSearch to be used as a t...

262 citations


"Syzygium jiewhoei (Myrtaceae), a ne..." refers background in this paper

  • ...the genus with the largest number of tree species, about 1069 species in all (Beech et al., 2017)....

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  • ...A recent analysis reveals that Syzygium is the genus with the largest number of tree species, about 1069 species in all (Beech et al., 2017)....

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Journal ArticleDOI
TL;DR: The IPA rationale and progress on IPA identification to date is reviewed, including the perceived limitations of the process and how these may be overcome, and a revised set of criteria for use globally is presented.
Abstract: Despite the severe threats to plant habitats and high levels of extinction risk for plant species in many parts of the world, plant conservation priorities are often poorly represented in national and global frameworks because of a lack of data in an accessible and consistent format to inform conservation decision making. The Important Plant Areas (IPAs) criteria system offers a pragmatic yet scientifically rigorous means of delivering these datasets, enabling informed national- or regional-scale conservation prioritisation, and contributing significantly towards global prioritisation systems including the International Union for Conservation of Nature Key Biodiversity Areas (KBAs) Standard. In this paper, we review the IPA rationale and progress on IPA identification to date, including the perceived limitations of the process and how these may be overcome. We then present a revised set of criteria for use globally, developed through the combined experiences of IPA identification over the past decade and a half and through a recent global consultation process. An overview of how the revised IPA criteria can work alongside the newly published KBA Standard is also provided. IPA criteria are based around a sound, scientific, global framework which acknowledges the practical problems of gathering plant and habitat data in many regions of the world, and recognises the role of peer reviewed expert opinion in the selection process. National and sub-national engagement in IPA identification is essential, providing a primary route towards long term conservation of key sites for plant diversity. The IPA criteria can be applied to the conservation of all organism groups within the plant and fungal kingdoms.

144 citations


"Syzygium jiewhoei (Myrtaceae), a ne..." refers background in this paper

  • ...…with Universitas Papua (UNIPA), Manokwari, to identify important areas for plant conservation with an emphasis on the Bird’s Head Peninsula, West Papua Province based on a set of criteria proposed by a team of plant conservationists (Darbyshire et al., 2017; Royal Botanic Gardens Kew, 2017)....

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  • ...One current initiative is the Tropical Important Plant AreasIndonesian New Guinea programme (TIPAs Indonesian New Guinea), led by the Royal Botanic Gardens, Kew in collaboration with Universitas Papua (UNIPA), Manokwari, to identify important areas for plant conservation with an emphasis on the Bird’s Head Peninsula, West Papua Province based on a set of criteria proposed by a team of plant conservationists (Darbyshire et al., 2017; Royal Botanic Gardens Kew, 2017)....

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