Occurrence record: CHR 293344

Preserved specimen of Eleocharis gracilis R.Br. | Slender Spike-rush

API

Dataset

Data resource	Allan Herbarium
Institution code	Landcare Research NZ Ltd Supplied institution code "CHR"
Collection	Allan Herbarium Supplied collection code "CHR"
Catalog number	CHR 293344
Occurrence ID	50D3A72F-A7C0-44B5-857C-5837B9B8A9EF
Record type	Preserved specimen Supplied basis "PreservedSpecimen"
Identified by	Elizabeth Edgar
Collector	Thomas Kirk
License	CC-BY 3.0 (Int) Supplied as http://creativecommons.org/licenses/by/3.0/nz/
Rights holder	Manaaki Whenua - Landcare Research NZ Ltd.
Presence/Absence	PRESENT
Date identified	1975-09-20
Identification ID	576249

Event

Date precision	NOT_SUPPLIED

Taxonomy

Scientific name	Eleocharis gracilis Supplied scientific name "Eleocharis gracilis R.Br."
Identified to rank	species
Common name	Slender Spike-rush
Kingdom	Plantae
Phylum	Charophyta Supplied as "Tracheophyta"
Class	Equisetopsida Supplied as "Magnoliopsida"
Order	Poales
Family	Cyperaceae
Genus	Eleocharis
Species	Eleocharis gracilis
Name match metric	exactMatch
Scientific name authorship	R.Br.
Name parse type	SCIENTIFIC

Geospatial

Country	New Zealand
State or Territory	North Auckland Land District
Latitude	-35.949517 Supplied as: "-35.949517"
Longitude	173.948703 Supplied as: "173.948703"
Datum	EPSG:4326 Supplied datum: "WGS84"
Verbatim locality	Maungatawhiri
Coordinate precision	Unknown
County	Tamaki
Terrestrial	true
Biome	TERRESTRIAL
Marine	false
Country Code	NZ

User flagged issues

Data quality tests

Test name	Result
Coordinate uncertainty meters invalid	Warning
Show/Hide 88 passed properties
Ambiguous collection	Passed
Ambiguous institution	Passed
Basis of record badly formed	Passed
Collection match fuzzy	Passed
Collection not matched	Passed
CONTINENT_COORDINATE_MISMATCH	Passed
Continent country mismatch	Passed
Continent derived from coordinates	Passed
CONTINENT_DERIVED_FROM_COUNTRY	Passed
Continent invalid	Passed
Coordinates centre of country	Passed
Supplied coordinates centre of state	Passed
Coordinate invalid	Passed
Coordinates are out of range for species	Passed
Coordinates converted to WGS84	Passed
Decimal latitude/longitude conversion failed	Passed
Coordinate reprojection suspicious	Passed
Coordinate rounded	Passed
Coordinates dont match supplied country	Passed
Country inferred from coordinates	Passed
Country invalid	Passed
Country mismatch	Passed
Different owner institution	Passed
Geodetic datum assumed WGS84	Passed
Unrecognized geodetic datum	Passed
Identified date invalid	Passed
Identified date unlikely	Passed
Institution and Collection mismatch	Passed
Institution match fuzzy	Passed
Institution not matched	Passed
Interpretation error	Passed
Invalid scientific name	Passed
Location not supplied	Passed
Missing geodetic datum	Passed
Missing taxon rank	Passed
Modified date invalid	Passed
Modified date unlikely	Passed
Multimedia date invalid	Passed
Multimedia uri invalid	Passed
Name not supplied	Passed
Occurrence status inferred from basis of record	Passed
Occurrence status inferred from individual count	Passed
Occurrence status unparsable	Passed
Latitude is negated	Passed
Longitude is negated	Passed
Presumed swapped coordinate	Passed
References uri invalid	Passed
SCIENTIFIC_NAME_AND_ID_INCONSISTENT	Passed
Sensitivity report invalid	Passed
Sensitivity report not loadable	Passed
Coordinates dont match supplied state	Passed
Taxon affinity species	Passed
TAXON_CONCEPT_ID_NOT_FOUND	Passed
Taxon confer species	Passed
Taxon default match	Passed
Taxon error	Passed
Taxon excluded	Passed
Taxon excluded associated	Passed
Taxon homonym	Passed
Taxon indeterminate species	Passed
Taxon match aggregate	Passed
Taxon match fuzzy	Passed
Taxon match higher rank	Passed
TAXON_MATCH_NAME_AND_ID_AMBIGUOUS	Passed
Taxon match none	Passed
TAXON_MATCH_TAXON_CONCEPT_ID_IGNORED	Passed
Taxon misapplied	Passed
Taxon misapplied matched	Passed
Taxon parent child synonym	Passed
Taxon question species	Passed
Resource taxonomic scope mismatch	Passed
Taxon species plural	Passed
Coordinate precision and uncertainty transposed	Passed
Uncertainty not specified	Passed
Supplied country not recognised	Passed
Kingdom not recognised	Passed
Unrecognized collection code	Passed
Unrecognized institution code	Passed
Supplied coordinates are zero	Passed
Biosecurity issue	Passed
Suspected outlier	Passed
Geospatial issue	Passed
Habitat incorrect for species	Passed
Taxon misidentified	Passed
Taxonomic issue	Passed
Temporal issue	Passed
Other issue	Passed
Duplicate record	Passed
Show/Hide 6 missing properties
Missing collection date	Missing
Missing georeferenced by	Missing
Missing georeference protocol	Missing
Missing georeference sources	Missing
Missing georeference verification status	Missing
Missing georeference date	Missing
Show/Hide 29 tests that have not been run
Georeferenced after occurrence date	Unchecked (lack of data)
Identification date before occurrence date	Unchecked (lack of data)
First of the month	Unchecked (lack of data)
First of the year	Unchecked (lack of data)
First of the century	Unchecked (lack of data)
Coordinate precision invalid	Unchecked (lack of data)
Footprint SRS invalid	Unchecked (lack of data)
Footprint WKT mismatch	Unchecked (lack of data)
Footprint WKT invalid	Unchecked (lack of data)
Recorded date mismatch	Unchecked (lack of data)
Recorded date invalid	Unchecked (lack of data)
Recorded date unlikely	Unchecked (lack of data)
TAXON_MATCH_SCIENTIFIC_NAME_ID_IGNORED	Unchecked (lack of data)
TAXON_MATCH_TAXON_ID_IGNORED	Unchecked (lack of data)
SCIENTIFIC_NAME_ID_NOT_FOUND	Unchecked (lack of data)
TAXON_ID_NOT_FOUND	Unchecked (lack of data)
Depth value supplied in feet	Unchecked (lack of data)
Depth unlikely	Unchecked (lack of data)
Min and max depth reversed	Unchecked (lack of data)
Depth value non-numeric	Unchecked (lack of data)
Elevation unlikely	Unchecked (lack of data)
Min and max altitude reversed	Unchecked (lack of data)
Altitude value supplied in feet	Unchecked (lack of data)
Altitude value non-numeric	Unchecked (lack of data)
Type status invalid	Unchecked (lack of data)
Individual count invalid	Unchecked (lack of data)
Individual count conflicts with occurrence status	Unchecked (lack of data)
Georeferenced date unlikely	Unchecked (lack of data)
Georeferenced date invalid	Unchecked (lack of data)

Additional political boundaries information

Biodiversity
NZ Ecological Districts 1987	Kaipara
Political
NZ Land Provinces	Northland Region
NZ Land Registration Districts	North Auckland
World Country Boundaries	New Zealand

Environmental sampling for this location

Biodiversity
Occurrence Density	481.0 frequency
Species Richness	266.0 frequency
Climate
WorldClim 2.1: Precipitation - annual	1337.0 mm
WorldClim 2.1: Precipitation - coldest quarter	433.0 mm
WorldClim 2.1: Precipitation - driest month	79.0 mm
WorldClim 2.1: Precipitation - driest quarter	252.0 mm
WorldClim 2.1: Precipitation - seasonality	21.093075 mm
WorldClim 2.1: Precipitation - warmest quarter	291.0 mm
WorldClim 2.1: Precipitation - wettest month	150.0 mm
WorldClim 2.1: Precipitation - wettest quarter	433.0 mm
WorldClim 2.1: Temperature - annual mean	14.833333 °C
WorldClim 2.1: Temperature - annual range	16.7 °C
WorldClim 2.1: Temperature - coldest month min	6.9 °C
WorldClim 2.1: Temperature - coldest quarter mean	11.283334 °C
WorldClim 2.1: Temperature - diurnal range mean	8.3 °C
WorldClim 2.1: Temperature - driest quarter mean	18.283333 °C
WorldClim 2.1: Temperature - isothermality	49.7006 %
WorldClim 2.1: Temperature - seasonality	296.0216
WorldClim 2.1: Temperature - warmest month max	23.6 °C
WorldClim 2.1: Temperature - warmest quarter mean	18.616667 °C
WorldClim 2.1: Temperature - wettest quarter mean	11.283334 °C
WorldClim: Temperature - isothermality	47.0 %

AVH

The Australasian Virtual Herbarium

Occurrence record: CHR 293344

Dataset

Event

Taxonomy

Geospatial

User flagged issues

Data quality tests

Additional political boundaries information

Environmental sampling for this location

- flagged by


Classification	Scientific name	Eleocharis gracilis R.Br.	Eleocharis gracilis
	Match type		exactMatch
	Phylum id		https://id.biodiversity.org.au/taxon/apni/51795631
	Family id		https://id.biodiversity.org.au/taxon/apni/51763044
	Taxon concept ID		https://id.biodiversity.org.au/taxon/apni/51434434
	Order	Poales	Poales
	Taxon rank id		7000
	Species id		https://id.biodiversity.org.au/taxon/apni/51434434
	Genus	Eleocharis	Eleocharis
	Left		549498
	Scientific name authorship		R.Br.
	Taxon rank	species	species
	Genus id		https://id.biodiversity.org.au/taxon/apni/51763213
	Name type		SCIENTIFIC
	Vernacular name		Slender Spike-rush
	Order id		https://id.biodiversity.org.au/taxon/apni/51773658
	Right		549498
	Kingdom	Plantae	Plantae
	Specific epithet	gracilis
	Class id		https://id.biodiversity.org.au/taxon/apni/51795630
	Phylum	Tracheophyta	Charophyta
	Class	Magnoliopsida	Equisetopsida
	Species		Eleocharis gracilis
	Family	Cyperaceae	Cyperaceae
	Kingdom id		https://id.biodiversity.org.au/taxon/apni/51795632
Event	Date precision		NOT_SUPPLIED
Identification	Date identified	1975-09-20	1975-09-20
	Identified by	[Elizabeth Edgar]
	Identification ID	576249
Occurrence	Rights holder		Manaaki Whenua - Landcare Research NZ Ltd.
	Catalog number	CHR 293344
	Occurrence status		PRESENT
	Basis of record	PreservedSpecimen	PRESERVED_SPECIMEN
	Modified	2025-09-05T12:30:49.137+12:00	2025-09-05T12:30:49.137+12:00
	Collection code	CHR
	Occurrence ID	50D3A72F-A7C0-44B5-857C-5837B9B8A9EF
	Institution code	CHR
	Recorded by	Thomas Kirk
Attribution	Data resource		Allan Herbarium
	Collection		Allan Herbarium
	License	http://creativecommons.org/licenses/by/3.0/nz/	CC-BY 3.0 (Int)
	Data Resource ID	dr27654	dr27654
	Institution ID		in92
	Institution		Landcare Research NZ Ltd
	Data hub uid	[dh9]
	Collection ID		co214
Location	Country	New Zealand	New Zealand
	County	Tamaki
	Decimal latitude	-35.949517	-35.949517
	Terrestrial	true	true
	Decimal longitude	173.948703	173.948703
	State province	North Auckland Land District	North Auckland Land District
	Verbatim locality	Maungatawhiri
	Biome		TERRESTRIAL
	Marine	false	false
	Country code		NZ
	Geodetic datum	WGS84	EPSG:4326