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": ""}
Lemna trisvlca M    ^*Vw 1938-08-04   L,r Duck Lake.       v araceae       p.&h. eschmeyer  G    -84.79255 kdG          Y# depth of water: 0.5-2 ft., bottom: fibrous peat
{"catalogNumber": "", "order": "", "family": "Araceae", "scientificName": "Lemna trisulca", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "P.H. Eschmeyer", "recordNumber": "", "verbatimEventDate": "1938-08-04", "habitat": "Depth of Water: 0.5-2 ft., Bottom: fibrous peat", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Duck Lake.", "decimalLatitude": "", "decimalLongitude": "-84.79255", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}