Occurrence record: HO537552

PreservedSpecimen of Gahnia microstachya | Slender Saw-sedge recorded on 1967-09-27

Dataset

Data provider Australia's Virtual Herbarium
Data resource HO AVH data
Institution Tasmanian Museum and Art Gallery
Supplied institution code "HO"
Collection Tasmanian Herbarium
Supplied collection code "HO"
Catalogue Number HO537552
Basis of record Preserved specimen
Preparations sheet
Collector Gilbert, J.M.
Collecting number s.n.
License CC-BY 4.0 (Int)
Occurrence remarks Ex Forestry Commission, Tasmania
Occurrence status present

Event

Collecting date 1967-09-27
Date precision Day
Verbatim event date 27 Sep 1967

Taxonomy

Scientific name Gahnia microstachya
Supplied scientific name "Gahnia microstachya Benth."
Taxon rank species
Common name Slender Saw-sedge
Kingdom Plantae
Phylum Charophyta
Class Equisetopsida
Order Poales
Family Cyperaceae
Genus Gahnia
Species Gahnia microstachya
Taxonomic issues No issues
Name match metric Exact match
The supplied name matched the name exactly.
Name parse type SCIENTIFIC
Scientific name authorship Benth.

Geospatial

Country Australia
State or Territory Tasmania
Local government area Break O'Day (M)
Locality Nicholas block, Fingal Plantation
Habitat Sandstone soil; W aspect
Latitude -41.581937
Supplied as: "-41.583333"
Longitude 148.001008
Supplied as: "148.000000"
Geodetic datum EPSG:4326
Supplied datum: "unknown"
Verbatim locality Nicholas block, Fingal Plantation
Coordinate precision 0.016667
Coordinate uncertainty in metres 10000.0
Verbatim SRS AGM66
Biome Terrestrial
Country code AU

User flagged issues 

User Assertion Status:

    Data quality tests

    Test name Result
    Occurrence status assumed to be present Warning
    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
    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
    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
    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
    Coordinates dont match supplied state Passed
    Habitat incorrect for species Passed
    Show/Hide 9 missing properties
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    Additional political boundaries information

    Area Management
    Fallow practice - dominant (area) Fallow 3-9 months
    Fallow practice - dominant (number) Fallow less than 3 months
    Global 200 priority ecoregions - Freshwater Eastern Australia Rivers & Streams
    Global 200 priority ecoregions - Marine Southern Australian Marine
    Global 200 priority ecoregions - Terrestrial Eastern Asutralia Temperate Forests
    Irrigation practice - dominant 6. Local knowledge
    Land use Irrigated pastures and cropping
    NRM Regions 2010 North
    NRM Regions 2014 North
    NRM Regions 2015 North
    NRM Regions 2017 North NRM Region
    NRM Regions 2017 (Qld 2019) North NRM Region
    Stubble practice - dominant (area) Stubble ploughed in
    Stubble practice - dominant (number) Stubble ploughed in
    Tillage practice - dominant (area) Other cultivation
    Tillage practice - dominant (number) Other cultivation
    Area management
    National Landcare Program Management Units 2018 North NRM Region
    Biodiversity
    Freshwater Ecoregions of the World Bass Strait Drainages
    IBRA 6 Regions Ben Lomond
    IBRA 6 Sub Regions Ben Lomond
    IBRA 7 Regions Ben Lomond
    IBRA 7 Subregions Ben Lomond
    Terrestrial Ecoregional Boundaries Tasmanian Temperate Forests
    World Anthropogenic Biomes (2000) Remote rangelands
    Climate
    Agroclimatic classification of Australia Moisture availability high in winter-spring, moderate in summer, most plant growth in spring
    Koppen Climate Classification (All Classes) Temperate: no dry season (mild summer)
    Koppen Climate Classification (Major Classes) Temperate
    Fire
    Fire regime niches Pasture, cropland (temperate)
    Hydrology
    Drainage Divisions Level 1 Tasmania
    Drainage Divisions Level 2 TAMAR RIVER
    River Regions TAMAR RIVER
    Marine
    Marine Ecoregions of the World Bassian
    States including coastal waters Tasmania (including Coastal Waters)
    Political
    ASGS Australian States and Territories Tasmania
    Australian States and Territories Tasmania
    Commonwealth Electoral Boundaries Lyons
    Local Government Areas 2011 Break O'Day (M)
    Local Government Areas 2012 deprecated Break O'Day
    Local Government Areas PSMA 2018 BREAK O'DAY COUNCIL
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 0
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 873
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF TAS.
    PSMA ABS SA2 Statistical Areas (2016) ST HELENS - SCAMANDER
    PSMA ABS SA3 Statistical Areas (2016) NORTH EAST
    PSMA ABS SA4 Statistical Areas (2016) LAUNCESTON AND NORTH EAST
    PSMA Commonwealth Electoral Boundaries (2016) LYONS
    PSMA Commonwealth Electoral Boundaries (2018) LYONS
    PSMA Indigenous Areas (2016) TASMANIA - NORTH-EAST COAST
    PSMA Indigenous Locations (2016) BREAK O'DAY
    PSMA Indigenous Regions (2016) TASMANIA
    PSMA Localities (2018) FINGAL
    PSMA Remoteness Areas (2016) Outer Regional Australia
    PSMA Section of State (2016) RURAL BALANCE
    PSMA Section of State Range (2016) REMAINDER OF STATE/TERRITORY
    PSMA Significant Urban Area (2016) NOT IN ANY SIGNIFICANT URBAN AREA (TAS.)
    PSMA State Electoral Boundaries (2016) LYONS
    PSMA State Electoral Boundaries (2018) MCINTYRE
    PSMA States (2016) TASMANIA
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (TAS.)
    Statistical Local Areas Break O'Day (M)
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Central Tasmania Region
    Surface Geology of Australia Psp
    Topography
    Physiographic Provinces of Australia Tasmanian Uplands Province
    Physiographic Regions 2011 East Tasmanian Hills
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Non-Indigenous, Native forest
    Forests of Australia (2013) v2.0 Eucalypt Medium Woodland
    Land cover Annual crops and highly modified pastures
    NVIS 4.1 Major Vegetation Groups Eucalypt Open Forests
    NVIS 4.1 Major Vegetation Subgroups Eucalyptus open forests with a grassy understorey
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation - condition Replaced
    Vegetation types - native Eucalypt open forests
    Vegetation types - present cleared, non-native vegetation, buildings

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 3976693.0 $
    Area management
    Phosphorus 0.02405 t/ha
    Potassium 0.049374 t/ha
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.7309
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 2.8201
    Endemism 0.005850212
    Endemism (Non-marine) 0.005971881
    Mammals – Fritz et al 2009 - 0.5 degree 0.2867
    Migratory species (2008) 4.0 frequency
    Occurrence Density 2285.0 frequency
    Shannon Diversity (H) 5.6422563 index
    Species Richness 486.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 8.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.75641
    2030A1BMk35M: Evaporation - month min 37.0 mm
    2030A1BMk35M: Precipitation - annual mean 53.904167 mm
    2030A1BMk35M: Precipitation - driest month 34.9 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 1.0119627
    2030A1BMk35M: Precipitation - spring or autumn season 0.011888534
    2030A1BMk35M: Temperature - annual max mean 17.935833 degrees C
    2030A1BMk35M: Temperature - annual min mean 6.8733335 degrees C
    2030A1BMk35M: Temperature - annual range 21.029999 degrees C
    Aridity index - annual mean 1.0504671
    Aridity index - month max 2.4997997
    Aridity index - month min 0.27915463
    Evaporation - annual mean 86.576065 (ml/5km x 5km pixel)
    Evaporation - average 14605.0 ml
    Evaporation - month max 160.91852 mm
    Evaporation - month min 27.202179 mm
    Evaporation - variability 8.0 %
    Growth index C3 macrotherm plants - annual mean 0.02 index
    Growth index C3 mesotherm plants - annual mean 0.26 index
    Growth index C4 megatherm plants - annual mean 0.01 index
    Humidity - annual mean relative 85.384384 %
    Humidity - annual mean relative 3pm 76.66172 %
    Humidity - month max relative 93.989456 %
    Humidity - month max relative 3pm 82.970184 %
    Humidity - month min relative 70.86533 %
    Humidity - month min relative 3pm 70.86533 %
    Precipitation - annual 893.0 mm
    Precipitation - annual (Bio12) 706.0 mm
    Precipitation - annual mean 62.434685 mm
    Precipitation - annual seasonality -0.14681575
    Precipitation - coldest quarter (Bio19) 181.0 mm
    Precipitation - driest month 44.92115 mm
    Precipitation - driest period (Bio14) 9.0 mm
    Precipitation - driest quarter (Bio17) 160.0 mm
    Precipitation - equinox seasonality ratio 0.91227025
    Precipitation - seasonality (Bio15) 11.0 mm
    Precipitation - spring or autumn season -0.095629424
    Precipitation - warmest quarter (Bio18) 166.0 mm
    Precipitation - wettest month 71.0 mm
    Precipitation - wettest period (Bio13) 16.0 mm
    Precipitation - wettest quarter (Bio16) 191.0 mm
    Radiation - annual mean (Bio20) 13.9 MJ/m2/day
    Radiation - seasonality (Bio23) 47.0
    Radiation - warmest quarter (Bio26) 20.7 MJ/m2/day
    Temperature - annual max mean 16.190834 degrees C
    Temperature - annual mean (Bio01) 11.5 degrees C
    Temperature - annual min mean 5.7508335 degrees C
    Temperature - annual range 19.0 degrees C
    Temperature - annual range (Bio07) 21.1 degrees C
    Temperature - coldest month min 1.64 degrees C
    Temperature - coldest period min (Bio06) 1.3 degrees C
    Temperature - coldest quarter mean (Bio11) 7.1 degrees C
    Temperature - diurnal range mean (Bio02) 10.9 degrees C
    Temperature - driest quarter mean (Bio09) 14.8 degrees C
    Temperature - isothermality (Bio03) 0.52 %
    Temperature - month hottest maximum 21.17 degrees C
    Temperature - seasonality (Bio04) 1.2
    Temperature - warmest month min 9.83 degrees C
    Temperature - warmest period max (Bio05) 22.4 degrees C
    Temperature - warmest quarter (Bio10) 15.8 degrees C
    Temperature - wettest quarter mean (Bio08) 8.8 degrees C
    Wind run - annual mean 146.39229 km/day
    WorldClim: Precipitation - annual 764.0 mm
    WorldClim: Precipitation - coldest quarter 224.0 mm
    WorldClim: Precipitation - driest month 42.0 mm
    WorldClim: Precipitation - driest quarter 144.0 mm
    WorldClim: Precipitation - seasonality 17.0
    WorldClim: Precipitation - warmest quarter 144.0 mm
    WorldClim: Precipitation - wettest month 84.0 mm
    WorldClim: Precipitation - wettest quarter 224.0 mm
    WorldClim: Temperature - annual mean 114.0 degrees C * 10
    WorldClim: Temperature - annual range 187.0 degrees C * 10
    WorldClim: Temperature - coldest month min 26.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 74.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 99.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 153.0 degrees C * 10
    WorldClim: Temperature - isothermality 52.0 %
    WorldClim: Temperature - seasonality 3063.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 213.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 153.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 74.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 0.2785678 km x 100
    Distance - to non-permanent water (weighted) 0.0 degrees
    Distance - to permanent water (weighted) 0.01 km
    Euclidean Distance to Coast (metres) 12140.729 m
    Remoteness index 5.557777
    Hydrology
    Drainage - average 1069.0 megalitres/5x5km/year
    Drainage - variability 113.0 %
    Runoff - average 637.0 megalitres/5x5km/year
    Water Observations From Space 0.0 Percentage
    Social
    Population - density SLA 2006 p/sqkm) 1.7 people/km^2
    Substrate
    2030A1BMk35M: Water stress index - month max 81.0
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 95.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.02 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 27.0 %
    Bulk density 1.5912853 Mg/m^3
    Carbon - organic 3.72236 %
    Clay % 45.473465 %
    Hydrologic conductivity - average saturated 15.0 mm/h
    Moisture Index - annual mean (Bio28) 0.76
    Moisture Index - highest quarter mean (Bio32) 0.99
    Nutrient status 1.3 index
    Ph - soil 4.0 ph
    Soil depth 0.9 m
    Soil pedality 3.6915095
    Water holding capacity 33000.0 mm
    Water stress index - month max 81.0
    Weathering Intensity V2 3.59061 Weathering Intensity Index
    Topography
    Aspect 262.0 degrees
    Averaged Topographic Relief 175.45833 metres
    Bathymetry and Elvation 9 sec 271.0 m
    Elevation 241.0 m
    Topographic Slope (degrees) 0.17327067 degrees
    Topographic relief 19.93811 m
    Topographic slope (%) 2.191985 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.3449 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 69.0 %
    Fractional Cover - Bare Soil (2012-03-05) 0.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 54.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 46.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0627 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 2.3 m^2 plant / m^2 ground
    NDVI Mean 74.0 NDVI x 100
    NPP Mean 16.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.7296 NDVI