{"id":"https://openalex.org/W2957994396","doi":null,"title":"Map showing distribution of pinus echinata (shortleaf pine).","display_name":"Map showing distribution of pinus echinata (shortleaf pine).","publication_year":1891,"publication_date":"1891-01-01","ids":{"openalex":"https://openalex.org/W2957994396","mag":"2957994396"},"language":"en","primary_location":{"id":"pmh:info:ark/67531/metapth288762","doi":null,"is_oa":false,"landing_page_url":"https://texashistory.unt.edu/ark:/67531/metapth288762/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401050","display_name":"The Portal to Texas History (University of North Texas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I123534392","host_organization_name":"University of North Texas","host_organization_lineage":["https://openalex.org/I123534392"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Map"},"volume":null,"type":"other","is_traditional":false,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017064601","display_name":"CHARLES F. MOHR","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Charles Mohr","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5017064601"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12618","display_name":"Botany and Plant Ecology Studies","score":0.7124000191688538,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T12618","display_name":"Botany and Plant Ecology Studies","score":0.7124000191688538,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10895","display_name":"Species Distribution and Climate Change","score":0.10899999737739563,"subfield":{"id":"https://openalex.org/subfields/2302","display_name":"Ecological Modeling"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11880","display_name":"Forest ecology and management","score":0.05860000103712082,"subfield":{"id":"https://openalex.org/subfields/1107","display_name":"Forestry"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/pinus-echinata","display_name":"Pinus echinata","score":0.9829999804496765},{"id":"https://openalex.org/keywords/shortleaf-pine","display_name":"shortleaf pine","score":0.9980000257492065},{"id":"https://openalex.org/keywords/tree-distribution","display_name":"tree distribution","score":0.5820000171661377},{"id":"https://openalex.org/keywords/eastern-united-states","display_name":"eastern United States","score":0.7910000085830688},{"id":"https://openalex.org/keywords/state-boundaries","display_name":"state boundaries","score":0.7829999923706055},{"id":"https://openalex.org/keywords/cities","display_name":"cities","score":0.39800000190734863},{"id":"https://openalex.org/keywords/relief","display_name":"relief","score":0.7850000262260437}],"concepts":[{"id":"https://openalex.org/C2910048773","wikidata":"https://www.wikidata.org/wiki/Q1924659","display_name":"Pinus <genus>","level":2,"score":0.5101228356361389},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.4693290591239929},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.4083758294582367},{"id":"https://openalex.org/C97137747","wikidata":"https://www.wikidata.org/wiki/Q38112","display_name":"Forestry","level":1,"score":0.390430212020874},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.38088399171829224},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.3141140341758728},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21135622262954712},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:info:ark/67531/metapth288762","doi":null,"is_oa":false,"landing_page_url":"https://texashistory.unt.edu/ark:/67531/metapth288762/","pdf_url":null,"source":{"id":"https://openalex.org/S4306401050","display_name":"The Portal to Texas History (University of North Texas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I123534392","host_organization_name":"University of North Texas","host_organization_lineage":["https://openalex.org/I123534392"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Map"},{"id":"mag:2957994396","doi":null,"is_oa":false,"landing_page_url":"https://texashistory.unt.edu/ark:/67531/metapth288762/","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7103356250","https://openalex.org/W2243315014","https://openalex.org/W7027766156","https://openalex.org/W7029778423","https://openalex.org/W7065608368","https://openalex.org/W7061432117","https://openalex.org/W6981160996","https://openalex.org/W7106524620","https://openalex.org/W7027608147","https://openalex.org/W3192342237"],"abstract_inverted_index":{"Map":[0],"shows":[1],"distribution":[2],"of":[3],"pine":[4],"tree":[5],"varieties":[6],"across":[7],"the":[8],"Eastern":[9],"United":[10],"States;":[11],"state":[12],"boundaries":[13],"and":[14],"major":[15],"cities.":[16],"Includes":[17],"legend.":[18],"Relief":[19],"shown":[20],"by":[21],"hachures.":[22],"Scale":[23],"[1:12,400,000].":[24]},"counts_by_year":[],"updated_date":"2026-09-25T08:18:29.962427","created_date":"2019-07-23T00:00:00"}