Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
CALIFORNIA LaN   VAR. +?    v$ nevadensis  6+y Juncaceae     4 DUR Juncus      KTH 1458591 plumas y)?@   sV<2 juncus evadensis var. nevadensis    CONTACT UM HERBARIUM r?   NJy S. WATSON  nevaden8sis 8 I     H: UNITED STATES 
{"catalogNumber": "1458591", "order": "", "family": "Juncaceae", "scientificName": "Juncus nevadensis var. nevadensis", "scientificNameAuthorship": "S. Watson", "genus": "Juncus", "subgenus": "", "specificEpithet": "nevadensis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "nevadensis", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "California", "county": "Plumas", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}