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": ""}
PONTEDERIA |[    ruf Y L. f. 1940-07-17 r   panama `      @$Z CONTACT UM HERBARIUM   PONTEDERIACEAE .a      h. h. bar7lett and t. lasser H?(      K0 o ROTUNDIFOLIA      =I# PONTEDERIA ROTUNDIFOLIA 16502   
{"catalogNumber": "", "order": "", "family": "Pontederiaceae", "scientificName": "Pontederia rotundifolia", "scientificNameAuthorship": "L. f.", "genus": "Pontederia", "subgenus": "", "specificEpithet": "rotundifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H. H. Bartlett and T. Lasser", "recordNumber": "16502", "verbatimEventDate": "1940-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Panama", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}