Occurrence record: MEL 2271886A

PreservedSpecimen of Xenostegia tridentata recorded on 1961-03-22

Dataset

Data provider Australia's Virtual Herbarium
Data resource MEL AVH data
Institution Royal Botanic Gardens Victoria
Supplied institution code "MEL"
Collection National Herbarium of Victoria
Supplied collection code "MEL"
Catalogue Number MEL 2271886A
Occurrence ID 4f360204-6374-11e1-bc2b-000c2907ead9
Basis of record Preserved specimen
Preparations Sheet
Identified by Gebert, W.A.
Identified date 2011-01-13
Collector Chippendale, G.M.
Collecting number s.n.
Reproductive condition flowers
License CC-BY 4.0 (Int)
Supplied as https://creativecommons.org/licenses/by/4.0/legalcode
State conservation Northern Territory: Least Concern
Previous identifications Merremia tridentata subsp. hastata (Jacq.) Ooststr., Johnson R.W., 1977-10
Rightsholder Royal Botanic Gardens Board
Occurrence remarks Rare.
Occurrence status present
Date identified 2011-01-13
Identification ID 42e0f2a1-1abd-11e3-90a2-6c626d51f2da

Event

Collecting date 1961-03-22
Supplied as year:1961  month:3  day:22 
Date precision Day
Start day of year 81
Event ID 6bef700a-1abc-11e3-90a2-6c626d51f2da

Taxonomy

Higher classification Plantae | Viridaeplantae | Streptophyta | Equisetopsida | Magnoliidae | Asteranae | Solanales | Convolvulaceae | Xenostegia
Scientific name Xenostegia tridentata
Taxon rank species
Kingdom Plantae
Phylum Charophyta
Supplied as "Streptophyta"
Class Equisetopsida
Order Solanales
Family Convolvulaceae
Genus Xenostegia
Species Xenostegia tridentata
Taxonomic issues No issues
Name match metric Exact match
The supplied name matched the name exactly.
Name parse type SCIENTIFIC
Scientific name authorship (L.) D.F.Austin & Staples
Nomenclatural code ICN

Geospatial

Higher geography Oceania | Australia
Country Australia
State or Territory Northern Territory
Local government area Darwin (C)
Locality Nightcliff, Darwin.
Habitat At edge of monsoon forest.
Latitude -12.3667000000
Longitude 130.8667000000
Geodetic datum EPSG:4326
Verbatim coordinate system degrees decimal minutes
Verbatim locality Nightcliff, Darwin.
Coordinate precision 0.0166666667
Coordinate uncertainty in metres 10000.0
Georeference protocol Unknown
Georeferenced by Klazenga, N.
Location ID b5f30dc1-1abc-11e3-90a2-6c626d51f2da
Continent Oceania
Biome Terrestrial
Country code AU
Verbatim longitude 130° 52' E
Verbatim latitude 12° 22' S

Additional properties

identified by id http://www.wikidata.org/entity/Q21513843
recorded by id http://www.wikidata.org/entity/Q5537873

User flagged issues 

User Assertion Status:

    Data quality tests

    Test name Result
    Geodetic datum assumed WGS84 Warning
    Basis of record not supplied Passed
    Basis of record badly formed Passed
    Invalid collection date Passed
    Incomplete collection date Passed
    Identification date before occurrence date Passed
    First of the month Passed
    Missing name of person who identified the specimen/observation Passed
    Missing identification date Passed
    Collector name unparseable Passed
    Missing catalogue number Passed
    Data are generalised Passed
    Collection code not recognised Passed
    Institution code not recognised Passed
    Missing taxonomic rank Passed
    Name not supplied Passed
    Kingdom not recognised Passed
    Name not recognised Passed
    Resource taxonomic scope mismatch Passed
    Invalid scientific name Passed
    Name not in national checklists Passed
    Decimal coordinates not supplied Passed
    Coordinates are transposed Passed
    Coordinates are out of range for species Passed
    Supplied coordinates are zero Passed
    Zero latitude Passed
    Zero longitude Passed
    Supplied country not recognised Passed
    Coordinate uncertainty not valid Passed
    Missing coordinate precision Passed
    Precision / range mismatch Passed
    Coordinate precision not valid Passed
    Coordinate uncertainty not specified Passed
    Location not supplied Passed
    Country inferred from coordinates Passed
    Supplied coordinates centre of state Passed
    Coordinates centre of country Passed
    Missing geodetic datum Passed
    Missing name of person who georeferenced the occurrence Passed
    Missing georeferenced protocol Passed
    Coordinates dont match supplied state Passed
    Habitat incorrect for species Passed
    Show/Hide 5 missing properties
    Show/Hide 39 tests that have not been run

    Additional political boundaries information

    Area Management
    Australian Tropical Savanna Australian Tropical Savanna
    Fallow practice - dominant (area) No cereal producers
    Fallow practice - dominant (number) No cereal producers
    Global 200 priority ecoregions - Terrestrial Northern Australia and Trans-Fly Savannas
    Irrigation practice - dominant No irrigation
    Land use Urban intensive uses
    NRM Regions 2010 Northern Territory
    NRM Regions 2014 Northern Territory
    NRM Regions 2015 Northern Territory
    NRM Regions 2017 Northern Territory
    NRM Regions 2017 (Qld 2019) Northern Territory
    Stubble practice - dominant (area) No cereal producers
    Stubble practice - dominant (number) No cereal producers
    Tillage practice - dominant (area) No cereal producers
    Tillage practice - dominant (number) No cereal producers
    Area management
    National Landcare Program Management Units 2018 Northern Territory
    Biodiversity
    IBRA 6 Regions Darwin Coastal
    IBRA 6 Sub Regions Darwin Coastal
    IBRA 7 Regions Darwin Coastal
    IBRA 7 Subregions Darwin Coastal
    Terrestrial Ecoregional Boundaries Arnhem Land Tropical Savanna
    World Anthropogenic Biomes (2000) Urban
    Climate
    Agroclimatic classification of Australia Strongly developed wet and dry seasons with plant growth determined by moisture availability
    Koppen Climate Classification (All Classes) Equatorial: savanna
    Koppen Climate Classification (Major Classes) Equatorial
    Hydrology
    Drainage Divisions Level 1 Tanami-Timor Sea Coast
    Drainage Divisions Level 2 FINNISS RIVER
    River Regions FINNISS RIVER
    Marine
    Marine Ecoregions of the World Bonaparte Coast
    States including coastal waters Northern Territory (including Coastal Waters)
    Political
    ASGS Australian States and Territories Northern Territory
    Australian States and Territories Northern Territory
    Commonwealth Electoral Boundaries Solomon
    Local Government Areas 2011 Darwin (C)
    Local Government Areas 2012 deprecated Brinkin
    Local Government Areas PSMA 2018 DARWIN MUNICIPALITY
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 39
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 340
    PSMA ABS Greater Capital City Statistical Areas (2016) GREATER DARWIN
    PSMA ABS SA2 Statistical Areas (2016) BRINKIN - NAKARA
    PSMA ABS SA3 Statistical Areas (2016) DARWIN SUBURBS
    PSMA ABS SA4 Statistical Areas (2016) DARWIN
    PSMA Commonwealth Electoral Boundaries (2016) SOLOMON
    PSMA Commonwealth Electoral Boundaries (2018) SOLOMON
    PSMA Indigenous Areas (2016) ALAWA - BRINKIN - NAKARA
    PSMA Indigenous Locations (2016) BRINKIN - NAKARA
    PSMA Indigenous Regions (2016) DARWIN
    PSMA Localities (2018) BRINKIN
    PSMA Remoteness Areas (2016) Outer Regional Australia
    PSMA Section of State (2016) MAJOR URBAN
    PSMA Section of State Range (2016) 100,000 TO 249,999
    PSMA Significant Urban Area (2016) DARWIN
    PSMA State Electoral Boundaries (2016) CASUARINA
    PSMA State Electoral Boundaries (2018) CASUARINA
    PSMA States (2016) NORTHERN TERRITORY
    PSMA Urban Centre and Locality (2016) DARWIN
    PSMA Wards (2018) RICHARDSON WARD
    Statistical Local Areas Brinkin
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Money Shoal Region
    Surface Geology of Australia Ksbd
    Topography
    Physiographic Provinces of Australia North Australian Plateaus Province
    Physiographic Regions 2011 Top End Coastal Plains
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Non-Indigenous, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    Land cover Native forests and woodlands
    NVIS 4.1 Major Vegetation Groups Cleared, non-native vegetation, buildings
    NVIS 4.1 Major Vegetation Subgroups Cleared, non-native vegetation, buildings
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation types - native Tropical eucalypt woodlands/grasslands
    Vegetation types - present cleared, non-native vegetation, buildings

    Environmental sampling for this location

    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.6496
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 3.3829
    Endemism 0.03462567
    Endemism (Non-marine) 0.04574895
    Mammals – Fritz et al 2009 - 0.5 degree 0.4263
    Occurrence Density 113197.0 frequency
    Shannon Diversity (H) 5.542506 index
    Species Richness 3259.0 frequency
    Threatened communities (2008) 0.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.72063357
    2030A1BMk35M: Evaporation - month min 158.43 mm
    2030A1BMk35M: Precipitation - annual mean 134.3475 mm
    2030A1BMk35M: Precipitation - driest month 0.0 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.4008823
    2030A1BMk35M: Precipitation - spring or autumn season -1.4856125
    2030A1BMk35M: Temperature - annual max mean 32.915 degrees C
    2030A1BMk35M: Temperature - annual min mean 23.916666 degrees C
    2030A1BMk35M: Temperature - annual range 14.679993 degrees C
    Aridity index - annual mean 0.7688675
    Aridity index - month max 2.2480595
    Aridity index - month min 0.0055194157
    Evaporation - annual mean 184.59866 (ml/5km x 5km pixel)
    Evaporation - month max 234.73601 mm
    Evaporation - month min 144.73808 mm
    Growth index C3 macrotherm plants - annual mean 0.48 index
    Growth index C3 mesotherm plants - annual mean 0.16 index
    Growth index C4 megatherm plants - annual mean 0.45 index
    Humidity - annual mean relative 78.20455 %
    Humidity - annual mean relative 3pm 66.4228 %
    Humidity - month max relative 86.46448 %
    Humidity - month max relative 3pm 79.42102 %
    Humidity - month min relative 57.05656 %
    Humidity - month min relative 3pm 57.05656 %
    Precipitation - annual (Bio12) 1734.0 mm
    Precipitation - annual mean 130.05058 mm
    Precipitation - annual seasonality 9.160508
    Precipitation - coldest quarter (Bio19) 9.0 mm
    Precipitation - driest month 1.0 mm
    Precipitation - driest period (Bio14) 0.0 mm
    Precipitation - driest quarter (Bio17) 8.0 mm
    Precipitation - equinox seasonality ratio 0.50122553
    Precipitation - seasonality (Bio15) 111.0 mm
    Precipitation - spring or autumn season -0.9902078
    Precipitation - warmest quarter (Bio18) 443.0 mm
    Precipitation - wettest month 392.59488 mm
    Precipitation - wettest period (Bio13) 113.0 mm
    Precipitation - wettest quarter (Bio16) 1168.0 mm
    Radiation - annual mean (Bio20) 21.2 MJ/m2/day
    Radiation - seasonality (Bio23) 8.0
    Radiation - warmest quarter (Bio26) 22.9 MJ/m2/day
    Temperature - annual max mean 31.731667 degrees C
    Temperature - annual mean (Bio01) 27.6 degrees C
    Temperature - annual min mean 22.835833 degrees C
    Temperature - annual range 18.300018 degrees C
    Temperature - annual range (Bio07) 14.9 degrees C
    Temperature - coldest month min 18.9 degrees C
    Temperature - coldest period min (Bio06) 18.8 degrees C
    Temperature - coldest quarter mean (Bio11) 25.2 degrees C
    Temperature - diurnal range mean (Bio02) 9.0 degrees C
    Temperature - driest quarter mean (Bio09) 25.2 degrees C
    Temperature - isothermality (Bio03) 0.6 %
    Temperature - month hottest maximum 33.31 degrees C
    Temperature - seasonality (Bio04) 0.52
    Temperature - warmest month min 24.94 degrees C
    Temperature - warmest period max (Bio05) 33.6 degrees C
    Temperature - warmest quarter (Bio10) 29.2 degrees C
    Temperature - wettest quarter mean (Bio08) 28.3 degrees C
    Wind run - annual mean 190.21727 km/day
    WorldClim: Precipitation - annual 1640.0 mm
    WorldClim: Precipitation - coldest quarter 14.0 mm
    WorldClim: Precipitation - driest month 2.0 mm
    WorldClim: Precipitation - driest quarter 14.0 mm
    WorldClim: Precipitation - seasonality 104.0
    WorldClim: Precipitation - warmest quarter 414.0 mm
    WorldClim: Precipitation - wettest month 429.0 mm
    WorldClim: Precipitation - wettest quarter 1067.0 mm
    WorldClim: Temperature - annual mean 274.0 degrees C * 10
    WorldClim: Temperature - annual range 154.0 degrees C * 10
    WorldClim: Temperature - coldest month min 184.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 250.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 95.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 250.0 degrees C * 10
    WorldClim: Temperature - isothermality 61.0 %
    WorldClim: Temperature - seasonality 1500.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 338.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 290.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 281.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 0.05830952 km x 100
    Distance - to non-permanent water (weighted) 0.12727922 degrees
    Distance - to permanent water (weighted) 0.0 km
    Euclidean Distance to Coast (metres) 5458.353 m
    Hydrology
    Water Observations From Space 0.0 Percentage
    Marine
    Sea Surface Temperature - MODIS Terra 28.679203 Degrees C
    SeaWIFS K490 Mean 0.15444149 Kd@490nm/m^2
    SeaWiFS Chlorophyll Mean 1.9249618 mg/m^3
    Substrate
    2030A1BMk35M: Water stress index - month max 81.0
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 126.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.55 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 21.0 %
    Bulk density 0.94526315 Mg/m^3
    Carbon - organic -58.55741 %
    Clay % 30.421053 %
    Hydrologic conductivity - average saturated 12.029412 mm/h
    Moisture Index - annual mean (Bio28) 0.52
    Moisture Index - highest quarter mean (Bio32) 1.0
    Nutrient status 1.0 index
    Soil depth 1.3 m
    Soil pedality 2.7263157
    Water stress index - month max 81.0
    Weathering Intensity V2 5.66382 Weathering Intensity Index
    Topography
    Averaged Topographic Relief 33.5 metres
    Bathymetry and Elvation 9 sec 14.0 m
    Topographic Slope (degrees) 0.00598036 degrees
    Topographic relief 16.01056 m
    Topographic slope (%) 1.580672 %