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": ""}
ARACEAE  +   welw. Y0   R< LEMNA  ~H$n0 Pond lemna aequinoctialis &jP   alismatales +H  aeuinoctialis [;~   k 1H myers  D @P UNITED STATES     gO8= Florida  +R# 1208518 E. LANDO2LT !J37s    A)bv_ Lee   1900-07 n9%m      
{"catalogNumber": "1208518", "order": "Alismatales", "family": "Araceae", "scientificName": "Lemna aequinoctialis", "scientificNameAuthorship": "Welw.", "genus": "Lemna", "subgenus": "", "specificEpithet": "aequinoctialis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. Landolt", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1900-07", "habitat": "Pond", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Lee", "municipality": "", "locality": "Myers", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}