[{"source_document_id":17,"title":"Plums in South Dakota","url":"https://openprairie.sdstate.edu/cgi/viewcontent.cgi?article=1092&context=agexperimentsta_bulletins","rights_status":"unknown","evidence_claim_count":5,"relationship_count":0,"history_event_count":0,"sample_snippets":["Not usually regarded as hardy north of central Iowa, though a few have been raised along the Missouri River in southeastern South Dakota.","In the old orchard planted about 1888 at the Station, this variety winter-killed.","Described as the first native American plum introduced into general circulation.","Introduced about 1850."]}]