Occurrence record: QFA:QFA0251568

PreservedSpecimen of Polygonum caurianum Robins. | Alaska knotweed recorded on 1955-08-17


Data resource Herbier Louis-Marie - Collection de plantes vasculaires
Institution code Université Laval
Supplied institution code "Université Laval"
Collection code Herbier Louis-Marie
Catalog number QFA0251568
Occurrence ID QFA0251568
Basis of record Preserved specimen
Preparations mounted
Identified by non précisé
Collector Lepage, E. Ernest
Supplied as "Lepage, Ernest"
Record number 33605
License CC0
Supplied as http://creativecommons.org/publicdomain/zero/1.0/ & http://www.canadensys.net/norms
Collection ID urn:lsid:biocol.org:col:15846
Owner institution code Université Laval
Rightsholder Université Laval
Dataset name Herbier Louis-Marie (QFA) - Collection de plantes vasculaires
Language fr|en
Bibliographic citation Polygonum caurianum B.L. Rob. (QFA0251568)
Occurrence remarks No de récolte 33761, E. Lepage, M. Duman, pointe Mesakonan, juin 1982, D. L.
Occurrence status present
Dataset ID http://dataset.canadensys.net/qfa-vascular-specimens
Institution ID 2fd02649-fc08-4957-9ac5-2830e072c097
Collection code QFA
Abcd identification qualifier Not provided


Collecting date 1955-08-17
Supplied as year:1955  month:08  day:17 
Date precision Day
Verbatim event date 17 août 1955


Scientific name Polygonum caurianum Robins.
Supplied scientific name "Polygonum caurianum B.L. Rob."
Taxon rank species
Common name Alaska knotweed
Kingdom Plantae
Phylum Tracheophyta
Supplied as "Magnoliophyta"
Class Magnoliopsida
Supplied as "eudicotyledons (core)"
Order Caryophyllales
Family Polygonaceae
Genus Polygonum
Species Polygonum caurianum
Taxonomic issue No issues
Name match metric Canonical name match
The supplied name was parsed into canonical form before a match was found.
Name parse type wellformed
Accepted name usage Polygonum humifusum subsp. caurianum (B.L. Robinson) Costea & Tardif
Taxonomic status synonym
Scientific name authorship B.L. Rob.
Nomenclatural code ICBN


Country Canada
State / Province Northwest Territories
Locality Île en face de la rivière Jack
Habitat Trainant sur la grève sablonneuse
Latitude 52.033333
Longitude -78.75
Geodetic datum
Supplied datum: "unknown"
Verbatim coordinate system degrés minutes secondes
Coordinate precision Unknown
Georeference sources Coordonnées sur étiquette
Verbatim SRS unknown
Continent North America
Country code CA
Verbatim longitude 78°45'O
Verbatim latitude 52°02'N

Additional properties

Type Physical Object

User flagged issues 

User Assertion Status:

    Data quality tests

    Test name Result
    Unrecognized geodetic datum Failed
    Occurrence status assumed to be present 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
    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
    Geodetic datum assumed WGS84 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
    Missing georeferenced sources Passed
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