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": ""}
 in temporarily dry ditch leading to small stream crossing under highway. white sand A-s+   +C+ 3.6 mi. south of Hornbeck, on route 171. About 50 feet west of highway. 17 W    o1  DICHANTHELIUM POLYANTHES   . GRADY L. WEBSTER    * oN 1956-06-04  H-Fb LOUISIANA UNITED STATES l   X Poales ROBERT F.C. NACZI   k    ~ 1430546 Poaceae  ]IR    (Schult.) Mohlenbr. J   dichanthelium yDrP6  sabine  8yE   b  5-6 STEMS PER CLUMP; SHEATHS HAIRY    ,*Cp> polyanthes 
{"catalogNumber": "1430546", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium polyanthes", "scientificNameAuthorship": "(Schult.) Mohlenbr.", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "polyanthes", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Robert F.C. Naczi", "recordedBy": "Grady L. Webster", "recordNumber": "17", "verbatimEventDate": "1956-06-04", "habitat": "In temporarily dry ditch leading to small stream crossing under highway. White sand", "occurrenceRemarks": "5-6 stems per clump; sheaths hairy", "associatedTaxa": "", "country": "United States", "stateProvince": "Louisiana", "county": "Sabine", "municipality": "", "locality": "3.6 mi. south of Hornbeck, on route 171. About 50 feet west of highway.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}