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": ""}
   6R erecta   "only >a few plants in bloom. lowers white." t  (Huds.) Coville C+k   bc  BRIAN T. HAZLETT         b APIACEAE     apiales w_      BERULA  berul4 erecta VM  united states !R  1318935 Wx 
{"catalogNumber": "1318935", "order": "Apiales", "family": "Apiaceae", "scientificName": "Berula erecta", "scientificNameAuthorship": "(Huds.) Coville", "genus": "Berula", "subgenus": "", "specificEpithet": "erecta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Brian T. Hazlett", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Only a few plants in bloom. Flowers white.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}