Occurrence record: PERTH 3183750

PreservedSpecimen of Tetragonia decumbens recorded on 1982-10-10

Dataset

Data partner Australia's Virtual Herbarium
Data resource MEL AVH data
Institution code Western Australia, Department of Biodiversity, Conservation and Attractions
Supplied institution code "PERTH"
Collection code Western Australian Herbarium
Catalog number PERTH 3183750
Occurrence ID PERTH:PERTH:PERTH 3183750
Basis of record Preserved specimen
Identified by N.G. Marchant
Collector Strid, A.
Record number 20842
License CC-BY 3.0 (Au)
Occurrence remarks Suffretex with ascending branches. Leaves succulent; flowers dull yellow.
Occurrence status present
Supplied as Present
Collection code PERTH
Abcd identification qualifier Not provided

Event

Collecting date 1982-10-10
Date precision Day
Verbatim event date 10 Oct 1982

Taxonomy

Scientific name Tetragonia decumbens
Supplied scientific name "Tetragonia decumbens Mill."
Taxon rank species
Kingdom Plantae
Phylum Charophyta
Class Equisetopsida
Order Caryophyllales
Family Aizoaceae
Genus Tetragonia
Species Tetragonia decumbens
Taxonomic issue No issues
Name match metric Exact match
The supplied name matched the name exactly.
Name parse type wellformed
Scientific name authorship Mill.

Geospatial

Country Australia
State / Province Western Australia
Supplied as: "WA"
Locality Dongara
Habitat Coastal sand dunes near the caravan park.
Latitude -29.2499999992
Supplied as: "-29.2500000000"
Longitude 114.91666667
Supplied as: "114.9166666700"
Geodetic datum EPSG:4326
Supplied datum: "GDA94"
Verbatim locality Dongara
Coordinate precision Unknown
Biome Marine

Additional properties

Type PhysicalObject

User flagged issues 

User Assertion Status:

    Data quality tests

    Test name Result
    Habitat incorrect for species Failed
    Coordinates converted to WGS84 Warning
    Basis of record not supplied Passed
    Basis of record badly formed Passed
    Invalid collection date Passed
    Incomplete collection date Passed
    First of the month Passed
    Missing name of person who identified the specimen/observation Passed
    Collector name unparseable Passed
    Missing catalogue number Passed
    Data are generalised Passed
    Collection code not recognised Passed
    Institution code not recognised Passed
    Name not supplied 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
    Geodetic datum assumed WGS84 Passed
    Unrecognized geodetic datum Passed
    Decimal latitude/longitude conversion failed 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
    Location not supplied Passed
    Country inferred from coordinates Passed
    Supplied coordinates centre of state Passed
    Coordinates centre of country Passed
    Missing geodetic datum Passed
    Coordinates dont match supplied state Passed
    Show/Hide 11 missing properties
    Show/Hide 41 tests that have not been run

    Additional political boundaries information

    Area Management
    NRM Regions 2010 Northern Agricultural
    NRM Regions 2014 Northern Agricultural
    NRM Regions 2015 Northern Agricultural
    NRM Regions 2017 Northern Agricultural Region
    Area management
    National Landcare Program Management Units 2018 Northern Agricultural Region
    Biodiversity
    Freshwater Ecoregions of the World Paleo
    IMCRA 4 Regions Southwest Shelf Transition
    IMCRA Meso-scale Bioregions Central West Coast
    World Anthropogenic Biomes (2000) Remote croplands
    Climate
    Agroclimatic classification of Australia "Mediterranean" climate, but with drier cooler winters and less growth than Classic "Mediterranean" climate
    Koppen Climate Classification (All Classes) Subtropical: distinctly dry summer
    Koppen Climate Classification (Major Classes) Subtropical
    Fire
    Fire regime niches Pasture, cropland (temperate)
    Marine
    Marine Ecoregions of the World Houtman
    States including coastal waters Western Australia (including Coastal Waters)
    Territorial Sea Territorial Sea
    Political
    Local Government Areas PSMA 2018 SHIRE OF IRWIN
    Geological Regions of Australia Perth Region

    Environmental sampling for this location

    Area Management
    Beef numbers 169022.0 dse
    Dairy numbers 0.0 dse
    Natural resource management expenditure 7168296.0 $
    Nitrogen -6685.878 t/ha
    Sheep numbers 124259.0 dse
    Area management
    Phosphorus -6685.885 t/ha
    Potassium -6685.8794 t/ha
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.5091
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 2.3246
    Endemism 0.036871757
    Endemism (Non-marine) 0.029930657
    Mammals – Fritz et al 2009 - 0.5 degree 0.2564
    Migratory species (2008) 10.0 frequency
    Occurrence Density 45.024693 frequency
    Shannon Diversity (H) 2.2293332 index
    Species Richness 3.9135802 frequency
    Threatened species (2008) 3.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.30804038
    2030A1BMk35M: Aridity index - month max 0.9838644
    2030A1BMk35M: Aridity index - month min 0.014637492
    2030A1BMk35M: Evaporation - annual mean 199.80928 mm
    2030A1BMk35M: Evaporation - month max 331.56866 mm
    2030A1BMk35M: Evaporation - month min 89.46667 mm
    2030A1BMk35M: Growth index C3 macrotherm plants - annual mean 0.08933333 index
    2030A1BMk35M: Growth index C3 mesotherm plants - annual mean 0.242 index
    2030A1BMk35M: Growth index C4 megatherm plants - annual mean 0.06 index
    2030A1BMk35M: Humidity - annual mean relative 3pm 63.96137 %
    2030A1BMk35M: Humidity - month max relative 3pm 73.42069 %
    2030A1BMk35M: Humidity - month min relative 3pm 55.522106 %
    2030A1BMk35M: Precipitation - annual mean 35.852833 mm
    2030A1BMk35M: Precipitation - driest month 4.8533335 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.6346074
    2030A1BMk35M: Precipitation - max difference between successive months 1.2753017 mm/day
    2030A1BMk35M: Precipitation - min difference between successive months -0.90822864 mm/day
    2030A1BMk35M: Precipitation - solstice seasonality ratio 0.08108329
    2030A1BMk35M: Precipitation - spring or autumn season -0.566921
    2030A1BMk35M: Precipitation - summer or winter season -10.790801
    2030A1BMk35M: Precipitation - wettest month 97.51933 mm
    2030A1BMk35M: Precipitation deficit - annual mean -163.95645 mm
    2030A1BMk35M: Precipitation deficit - month max -326.71533 mm
    2030A1BMk35M: Precipitation deficit - month min -1.5993347 mm
    2030A1BMk35M: Radiation - max month precipitation modified 29.775333 MJ/m2/day
    2030A1BMk35M: Radiation - mean annual precipitation modified 20.594833 MJ/m2/day
    2030A1BMk35M: Radiation - min month precipitation modified 10.862666 MJ/m2/day
    2030A1BMk35M: Temperature - annual max mean 27.865 degrees C
    2030A1BMk35M: Temperature - annual min mean 14.849167 degrees C
    2030A1BMk35M: Temperature - annual range 24.881989 degrees C
    2030A1BMk35M: Temperature - coldest month min 10.164667 degrees C
    2030A1BMk35M: Temperature - coolest month max 20.906 degrees C
    2030A1BMk35M: Temperature - max difference in max 2.9226685 degrees C/day
    2030A1BMk35M: Temperature - max difference in min 2.557312 degrees C/day
    2030A1BMk35M: Temperature - max month diurnal range 14.654022 degrees C
    2030A1BMk35M: Temperature - mean annual diurnal range 13.015831 degrees C
    2030A1BMk35M: Temperature - min difference in max -4.0106506 degrees C/day
    2030A1BMk35M: Temperature - min difference in min -2.6786804 degrees C/day
    2030A1BMk35M: Temperature - min month diurnal range 10.597992 degrees C
    2030A1BMk35M: Temperature - month hottest maximum 35.046665 degrees C
    2030A1BMk35M: Temperature - warmest month min 20.525333 degrees C
    Evaporation - average 10992.0 ml
    Evaporation - variability 15.0 %
    Precipitation - annual 490.0 mm
    Precipitation - annual (Bio12) 470.0 mm
    Precipitation - autumn 113.0 mm
    Precipitation - autumn reliability 27.0 %
    Precipitation - coldest quarter (Bio19) 243.5 mm
    Precipitation - driest period (Bio14) 1.0 mm
    Precipitation - driest quarter (Bio17) 22.0 mm
    Precipitation - seasonality (Bio15) 87.0 mm
    Precipitation - spring 67.0 mm
    Precipitation - spring reliability 41.0 %
    Precipitation - summer 23.0 mm
    Precipitation - summer reliability 15.0 %
    Precipitation - warmest quarter (Bio18) 30.0 mm
    Precipitation - wettest period (Bio13) 23.833334 mm
    Precipitation - wettest quarter (Bio16) 270.66666 mm
    Precipitation - winter 293.0 mm
    Precipitation - winter reliability 71.0 %
    Precipitation deficit - annual mean -167.44826 mm
    Precipitation deficit - month max -356.57907 mm
    Radiation - annual mean (Bio20) 20.5 MJ/m2/day
    Radiation - coldest quarter (Bio27) 13.3 MJ/m2/day
    Radiation - driest quarter (Bio25) 29.0 MJ/m2/day
    Radiation - highest period (Bio21) 30.05 MJ/m2/day
    Radiation - lowest period (Bio22) 10.6 MJ/m2/day
    Radiation - seasonality (Bio23) 34.0
    Radiation - warmest quarter (Bio26) 26.6 MJ/m2/day
    Radiation - wettest quarter (Bio24) 11.8 MJ/m2/day
    Temperature - annual mean (Bio01) 20.333332 degrees C
    Temperature - annual range (Bio07) 25.150002 degrees C
    Temperature - coldest period min (Bio06) 9.116667 degrees C
    Temperature - coldest quarter mean (Bio11) 15.033334 degrees C
    Temperature - diurnal range mean (Bio02) 12.916666 degrees C
    Temperature - driest quarter mean (Bio09) 25.0 degrees C
    Temperature - isothermality (Bio03) 0.51166666 %
    Temperature - seasonality (Bio04) 1.475
    Temperature - warmest period max (Bio05) 34.25 degrees C
    Temperature - warmest quarter (Bio10) 25.95 degrees C
    Temperature - wettest quarter mean (Bio08) 15.733334 degrees C
    Wind run - annual mean 336.5152 km/day
    Wind run - month max 394.60605 km/day
    Wind run - month min 276.8006 km/day
    Wind speed - annual mean 3pm 6.3583 m/s
    Wind speed - annual mean 9am 5.25 m/s
    Wind speed - annual mean 9am or 3pm 6.4 m/s
    Wind speed - month max 3pm 7.3 m/s
    Wind speed - month max 9am 5.5 m/s
    Wind speed - month max 9am or 3pm 7.3 m/s
    Wind speed - month min 3pm 5.2 m/s
    Wind speed - month min 9am 4.9 m/s
    Wind speed - month min 9am or 3pm 4.9 m/s
    WorldClim: Precipitation - annual 461.0 mm
    WorldClim: Precipitation - coldest quarter 268.0 mm
    WorldClim: Precipitation - driest month 4.0 mm
    WorldClim: Precipitation - driest quarter 20.0 mm
    WorldClim: Precipitation - seasonality 91.0
    WorldClim: Precipitation - warmest quarter 27.0 mm
    WorldClim: Precipitation - wettest month 112.0 mm
    WorldClim: Precipitation - wettest quarter 277.0 mm
    WorldClim: Temperature - annual mean 200.0 degrees C * 10
    WorldClim: Temperature - annual range 250.0 degrees C * 10
    WorldClim: Temperature - coldest month min 91.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 148.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 130.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 253.0 degrees C * 10
    WorldClim: Temperature - isothermality 52.0 %
    WorldClim: Temperature - seasonality 4291.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 341.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 258.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 160.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.01 degrees
    Distance - to coast 0.01414214 km x 100
    Distance - to non-permanent water (weighted) 0.06 degrees
    Distance - to permanent water (weighted) 0.01 km
    Euclidean Distance to Coast (metres) 1427.8553 m
    Remoteness index 3.5882165
    Hydrology
    Drainage - average 187.0 megalitres/5x5km/year
    Drainage - variability 131.0 %
    Runoff - average 312.0 megalitres/5x5km/year
    Water Observations From Space 0.0 Percentage
    Marine
    Sea Surface Temperature - MODIS Terra 20.776001 Degrees C
    Substrate
    2030A1BMk35M: Crop factor - annual mean 0.30809522
    2030A1BMk35M: Crop factor - month max 0.8999999
    2030A1BMk35M: Crop factor - month min 0.014637492
    2030A1BMk35M: Water deficit - month max 91.61076 mm
    2030A1BMk35M: Water deficit - month mean 48.761093 mm
    2030A1BMk35M: Water deficit - month min 0.0 mm
    2030A1BMk35M: Water potential - annual mean -1.4231912 MPa
    2030A1BMk35M: Water potential - month max -0.9900167 MPa
    2030A1BMk35M: Water potential - month min -1.5 MPa
    2030A1BMk35M: Water stress index - annual mean 27.728569
    2030A1BMk35M: Water stress index - month max 80.99999
    2030A1BMk35M: Water stress index - month min 1.3173742
    2030A1BMk35M: Water surplus - annual mean 0.0 mm
    2030A1BMk35M: Water surplus - month max 0.0 mm
    2030A1BMk35M: Water surplus - month min 0.0 mm
    Bouguer gravity anomalies -328.8841 Gal
    Bulk density 1.16 Mg/m^3
    Calcrete 0.0 presence
    Carbon store pre-European 35.31608 kgC/ha
    Clay % 15.0 %
    Erodibility 10.0 k factor
    Erosional surfaces - proportion 6.25 %
    Erosivity 571.0 MJ mm/ha/hr
    Hydrologic conductivity - average saturated 299.99994 mm/h
    Hydrological conductivity - uncertainty 9.999998
    Lithology - age range 1.5069166 my
    Lithology - fertility 5.428571 index
    Lithology - mean age 0.382 my
    Lithology - mean age (log) -0.6565939 log my
    Lithology - mean age range (log) -0.109285586 log my
    Magnetic anomalies -228.0 nT
    Moisture - average 37.0 %
    Moisture - variability 8.0 %
    Moisture Index - annual mean (Bio28) 0.33666667
    Moisture Index - coldest quarter mean (Bio35) 0.8516667
    Moisture Index - highest period (Bio29) 0.91
    Moisture Index - highest quarter mean (Bio32) 0.8516667
    Moisture Index - lowest period (Bio30) 0.01
    Moisture Index - lowest quarter mean (Bio33) 0.02
    Moisture Index - seasonality (Bio31) 105.0
    Moisture Index - warmest quarter mean (Bio34) 0.03
    Nitrogen - plant-available pre-European 2752.582 kgN/ha
    Nitrogen concentration pre-European 48.5343 mgN kg/H2O
    Nitrogen store pre-European 31.21781 kgN/ha
    Nutrient status 0.6 index
    Pedality hydrological score 1.8
    Ph - soil 6.0 ph
    Phosphorus - plant-available pre-European 5.738176 kgP/ha
    Phosphorus - plant-available total pre-European 405.7568 kgP/ha
    Phosphorus pre-European 8.921137 mgP kg/H2O
    Soil depth 0.65 m
    Soil pedality 1.8
    Soils - coarse 0.0 class
    Substrate data reliability 2.8333333
    Topographic wetness index 3.185134
    Unreliable water retention parameters 0.0
    Water holding capacity 40000.0 mm
    Water holding capacity - plant-available 94.0 mm
    Weathering Intensity V2 4.89293 Weathering Intensity Index
    Topography
    Aspect 78.0 degrees
    Averaged Topographic Relief 65.5 metres
    Bathymetry and Topography 9 sec 0.0 m
    Elevation 29.0 m
    Ridge top flatness 0.0
    Ridge top flatness - proportion 0.0 %
    Slope length 1000.0 m
    Topographic Slope (degrees) 1.0789274 degrees
    Topographic relief 33.17026 m
    Topographic roughness 66.94743 %
    Topographic slope (%) 3.611821 %
    Valley bottom % 0.0 %
    Valley bottom flatness index 0.0
    Vegetation
    Fractional Cover - Bare Soil (2012-03-05) 17.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 73.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 10.0 % Persistent Vegetation
    NDVI Mean 53.0 NDVI x 100
    NPP Mean 4.0 tonnes/ha/yr
    Phenology peak day of year 2002 dry 219.66667 Day
    Phenology peak day of year 2012 wet 222.86667 Day