23 research outputs found

    SOLANUM SARRACHOIDES SENDTN. A NEW ALIEN SOLANUM IN AUSTRALIA

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    Abstract Solanum sarrachoides Sendtn. is newly recorded as an alien for Australia. A description, and notes on its distribution, ecology and distinction from related species are provided

    Norfolk Island Quarantine Survey 2012-2014 – a Comprehensive Assessment of an Isolated Subtropical Island

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    A survey of Norfolk Island, Australia was carried out during 2012-2014 to develop a baseline of information on plant pests, and diseases and parasites of domestic animals for biosecurity purposes. The Norfolk Island Quarantine Survey covered introduced vascular plants, invertebrate pests of plants and animals; plant pathogens; pests and diseases of bees, and diseases and parasites of domestic animals. 1747 species were recorded across all organism groups during the course of the survey, of which 658 are newly recorded for Norfolk Island. Details of all organisms recorded during the survey are presented, along with a bibliography of plants and animals of Norfolk Island, with particular reference to introduced taxa

    The concluding chapter: Recircumscription of Goodenia (Goodeniaceae) to include four allied genera with an updated infrageneric classification

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    © 2020. Close scrutiny of Goodenia (Goodeniaceae) and allied genera in the \u27Core Goodeniaceae\u27 over recent years has clarified our understanding of this captivating group. While expanded sampling, sequencing of multiple regions, and a genome skimming reinforced backbone clearly supported Goodenia s.l. as monophyletic and distinct from Scaevola and Coopernookia, there appears to be no synapomorphic characters that uniquely characterise this morphologically diverse clade. Within Goodenia s.l., there is strong support from nuclear, chloroplast and mitochondrial data for three major clades (Goodenia Clades A, B and C) and various subclades, which lead to earlier suggestions for the possible recognition of these as distinct genera. Through ongoing work, it has become evident that this is impractical, as conflict remains within the most recently diverged Clade C, likely due to recent radiation and incomplete lineage sorting. In light of this, it is proposed that a combination of morphological characters is used to circumscribe an expanded Goodenia that now includes Velleia, Verreauxia, Selliera and Pentaptilon, and an updated infrageneric classification is proposed to accommodate monophyletic subclades. A total of twenty-five new combinations, three reinstatements, and seven new names are published herein including Goodenia subg. Monochila sect. Monochila subsect. Infracta K.A. Sheph. subsect. nov. Also, a type is designated for Goodenia subg. Porphyranthus sect. Ebracteolatae (K. Krause) K.A. Sheph. comb. et stat. nov., and lectotypes or secondstep lectotypes are designated for a further three names

    AusTraits, a curated plant trait database for the Australian flora

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    We introduce the AusTraits database - a compilation of values of plant traits for taxa in the Australian flora (hereafter AusTraits). AusTraits synthesises data on 448 traits across 28,640 taxa from field campaigns, published literature, taxonomic monographs, and individual taxon descriptions. Traits vary in scope from physiological measures of performance (e.g. photosynthetic gas exchange, water-use efficiency) to morphological attributes (e.g. leaf area, seed mass, plant height) which link to aspects of ecological variation. AusTraits contains curated and harmonised individual- and species-level measurements coupled to, where available, contextual information on site properties and experimental conditions. This article provides information on version 3.0.2 of AusTraits which contains data for 997,808 trait-by-taxon combinations. We envision AusTraits as an ongoing collaborative initiative for easily archiving and sharing trait data, which also provides a template for other national or regional initiatives globally to fill persistent gaps in trait knowledge

    Recognition and distribution of Solanum hoplopetalum and S. hystrix (Solanaceae) in Australia

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    Volume: 10Start Page: 467End Page: 47

    A review of the genus Lythrum (Lythraceae) in Western Australia, including typification of L. paradoxum

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    Volume: 13Start Page: 273End Page: 28

    A taxonomic revision of Pithocarpa (Asteraceae: Gnaphalieae)

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    Volume: 13Start Page: 61End Page: 7

    A taxonomic review of the naturalized species of Babiana (Iridaceae) occurring in Western Australia

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    Volume: 13Start Page: 283End Page: 29

    A taxonomic revision of Macarthuria (Molluginaceae) in Western Australia

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    Volume: 11Start Page: 37End Page: 5

    Digitaria aequiglumis (Poaceae), a new weed for Western Australia

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    Volume: 11Start Page: 425End Page: 42
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