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Plant species first recognised as naturalised or naturalising for New South Wales in 2004 and 2005
(2011)
Information is provided on the taxonomy and distribution of 62 taxa of naturalised or naturalising plantsm newly recorded for the state of New South Wales during the period 1 January 2004 and 31 December 2005 and 1 species treated in the 2002 revised Flora of New South Wales Volume 2 but overlooked in an earlier paper of this series. Of these taxa, 17 are new records for Australia (prefaced with a †). The 62 taxa are: Acer palmatum, †Acer saccharinum, Achillea filipendulina, Acokanthera oblongifolia, †Anemone hupehensis var. japonica, Berberis aquifolium, †Bidens aurea, †Brugmansia suaveolens, Brugmansia x candida, Buddleja dysophylla, †Convolvulus farinosus, Cordyline australis, Coriandrum sativum, Corymbia citriodora (Australian species naturalised outside its native range), Crassula ericoides subsp. ericoides, Crotalaria retusa (Australian species naturalised outside its native range), Cyperus prolifer, Echinochloa polystachya, Ficus carica, †Gladiolus dalenii, †Gladiolus cultivar, Hakea laurina (Western Australian species), Hemerocallis fulva var. fulva, Hieracium pilosella, Hydrangea macrophylla, Hydrocleys nymphoides, Hymenachne amplexicaulis, Hypericum calycinum, Impatiens balfouri, Indigofera spicata, Iris laevigata, †Juglans ailantifolia, Lilium lancifolium, Lygodium japonicum, Malephora crocea, Mauranthemum paludosum, Melastoma malabathricum, †Nassella tenuissima, Pelargonium quercifolium, †Phoenix reclinata, Phormium tenax, Pinus contorta, Podranea ricasoliana, †Polygonatum x hybridum, Polypremum procumbens, †Primula malacoides, Rhaphiolepis umbellata, Romneya coulteri, Romneya trichocalyx, Setaria incrassata, †Sideritis lanata, †Sorbus aucuparia, Spartium junceum, Stylosanthes guianensis, Stylosanthes humilis, †Symphoricarpos albus var. laevigatus, Syzygium paniculatum (Australian species naturalising outside its native range), Tibouchina urvilleana, †Tradescantia cerinthoides, †Utricularia sandersonii, Washingtonia filifera and Zephyranthes carinata. The overlooked species is Eugenia uniflora.
Information is provided on the taxonomy and distribution of 71 taxa of naturalised or naturalising plants newly recorded for the state of New South Wales during the period 1 January 2002 to 31 December 2003. Of these taxa, 32 are new records for Australia (prefaced with a †). These species are: Abutilon pictum, Acanthus mollis, †Aesculus indica (naturalising), Agapanthus praecox subsp. orientalis, Ajuga reptans, †Anigozanthos flavidus, Aquilegia vulgaris, Arbutus unedo, †Athertonia diversifolia (naturalising), †Bergenia x schmidtii (naturalising), Bromus catharticus subsp. stamineus, Bryophyllum daigremontianum, Bryophyllum fedtschenkoi, Calyptocarpus vialis, †Ceiba speciosa (naturalising), Cereus uruguayanus, †Cestrum x cultum, †Chamaecyparis lawsoniana, Cistus salviifolius, †Clematis montana, †Coprosma x cunninghamii, Coprosma robusta, Cornus capitata, Cotoneaster simonsii, Cotoneaster x watereri group, Crinum moorei, Cupressus lusitanica, †Cylindropuntia fulgida var. mamillata forma monstrosa, †Cylindropuntia prolifera, Cylindropuntia tunicata, Desmanthus virgatus, Drosanthemum candens, †Elaeagnus umbellata (naturalising), †Eragrostis trichophora, †Eupatorium lindleyanum, †Gibasis pellucida, Glechoma hederacea, †Hesperis matronalis, Hieracium aurantiacum subsp. carpathicola, †Inga edulis (naturalising), †Juniperus conferta (naturalising), †Justicia caudata, Lamium galeobdolon, Lathyrus tingitanus, †Lysimachia fortunei, †Maackia amurensis, †Monstera deliciosa, †Murdannia keisak, Odontonema tubaeforme, Oxalis vallicola, Phoenix canariensis, †Physostegia virginiana, Pinus patula, Pittosporum eugenioides, †Pittosporum ralphii, Pittosporum tenuifolium, Plectranthus ecklonii, †Potentilla vesca, †Prunus campanulata, †Rhododendron ponticum, Rosa luciae, Rubus rugosus, Ruellia squarrosa, †Senna multijuga, Stapelia gigantea, Stephanophysum longifolium, Strobilanthes anisophylla, †Tabebuia chrysotricha, †Tabebuia impetiginosa, †Tradescantia pallida and Ulmus x hollandica. Additional notes and name changes are recorded for plants first recognised as naturalised for New South Wales over the period 2000–2001. The identification of several naturalised taxa occurring in New South Wales has been corrected. Plants formerly identified as Pinus nigra var. corsicana are now considered to be Pinus halepensis; Cylindropuntia arbuscula is Cylindropuntia kleiniae, Cylindropuntia tunicata is Cylindropuntia rosea, Abrus precatorius subp. precatorius is now Abrus precatorius subsp. africanus and Cotoneaster ?horizontalis is Cotoneaster microphyllus. Further field studies have revealed that Cylindropuntia leptocaulis, Cylindropuntia spinosior, Hypericum kouytchense and Chamaesyce ophthalmica are more widespread than previously thought.
Information is provided on the taxonomy and distribution of 40 species of naturalised or naturalising plants newly recorded for New South Wales during the period 1 January 2000 to 31 December 2001. These species are: Abrus precatorius subsp. precatorius, Acacia pulchella var. pulchella, Agave vivipara, Alnus glutinosa, Berberis thunbergii, Bryophyllum daigremontianum x Bryophyllum delagoense, Callisia fragrans, Celtis sinensis, Chamaesyce ophthalmica, Cotoneaster ?horizontalis, Cupressus arizonica, Cylindropuntia arbuscula, Cylindropuntia leptocaulis, Cylindropuntia spinosior, Cylindropuntia tunicata, Cyperus teneristolon, Deutzia crenata, Erica arborea, Erica glandulosa, Geranium robertianum, Hieracium murorum species group, Hippeastrum puniceum hybrid, Hyacinthoides non-scripta, Hypericum kouytchense, Hypericum patulum, Jacaranda mimosifolia, Jasminum polyanthum, Juglans regia, Justicia betonica, Koelreuteria formosana, Myagrum perfoliatum, Oenothera biennis, Pinus durangensis (naturalising), Pinus nigra var. corsicana, Schinus terebinthifolius, Scorpiurus muricatus, Tillandsia usneoides, Triadica sebifera, Viola riviniana and Vitis vinifera s. lat.
Introduced species lists provide essential background information for biological invasions research and management. The compilation of these lists is, however, prone to a variety of errors. We highlight the frequency and consequences of such errors using introduced Melaleuca (sensu lato, including Callistemon) species in South Africa as a case study. We examined 111 herbarium specimens from South Africa and noted the categories and sub-categories of errors that occurred in identification. We also used information from herbarium specimens and distribution data collected in the field to determine whether a species was introduced, naturalized and invasive. We found that 72% of the specimens were not named correctly. These were due to human error (70%) (misidentification, and improved identifications) and species identification problems (30%) (synonyms arising from inclusion of Callistemon, and unresolved taxonomy). At least 36 Melaleuca species have been introduced to South Africa, and field observations indicate that ten of these have naturalized, including five that are invasive. While most of the errors likely have negligible impact on management, we highlight one case where incorrect identification lead to an inappropriate management approach and some instances of errors in published lists. Invasive species lists need to be carefully reviewed to minimise errors, and herbarium specimens supported by DNA identification are required where identification using morphological features is particularly challenging.