{"id":{"repo_id":"alabama","oai_identifier":"oai:ir.ua.edu:123456789/6384"},"canonical_url":"https://search.dev.ndltd.org/etd/alabama/oai:ir.ua.edu:123456789/6384","repository":{"repo_id":"alabama","name":"University of Alabama","base_url":"https://ir-api.ua.edu/oai/request"},"display":{"title":"A Systematic Revision of the Genus Heteranthera (sensu lato; Pontederiaceae)","abstract":"The genus Heteranthera Ruiz and Pavon (sensu lato) contains species which grow submersed or emersed in streams and marshes. Species of the genus are found mainly in tropical and subtropical areas of the New World and Africa. Heteranthera may be distinguished from other genera of the Pontederiaceae by having three stamens and six perianth wings.","abstract_html":"The genus Heteranthera Ruiz and Pavon (sensu lato) contains species which grow submersed or emersed in streams and marshes. Species of the genus are found mainly in tropical and subtropical areas of the New World and Africa. Heteranthera may be distinguished from other genera of the Pontederiaceae by having three stamens and six perianth wings.","abstract_has_math":false,"creators":["Horn, Charles Norman"],"institution":"University of Alabama Libraries","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1985,"date_issued":"1985","date_published":"1985","updated_at":"2026-07-27T18:44:25Z","subjects":[],"languages":["en_US","English"],"rights":["All rights reserved by the author unless otherwise indicated."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://ir.ua.edu/handle/123456789/6384","outbound_label":"Repository record","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.other","label":"Dc Contributor Other","values":["University of Alabama Tuscaloosa"]},{"key":"dc:creator","label":"Author","values":["Horn, Charles Norman"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2019-12-10T14:12:41Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2019-12-10T14:12:41Z"]},{"key":"dc:date.issued","label":"Date","values":["1985"]},{"key":"dc:publisher","label":"Institution","values":["University of Alabama Libraries"]},{"key":"dc:type","label":"Dc Type","values":["thesis/dissertation","text"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:language.iso","label":"Language (ISO)","values":["en_US"]},{"key":"dc:rights","label":"Dc Rights","values":["All rights reserved by the author unless otherwise indicated."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://ir.ua.edu/handle/123456789/6384"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Electronic Thesis or Dissertation"]},{"key":"dc:description.abstract","label":"Abstract","values":["The genus Heteranthera Ruiz and Pavon (sensu lato) contains species which grow submersed or emersed in streams and marshes. Species of the genus are found mainly in tropical and subtropical areas of the New World and Africa. Heteranthera may be distinguished from other genera of the Pontederiaceae by having three stamens and six perianth wings."]},{"key":"dc:format.medium","label":"Dc Format Medium","values":["electronic"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["A Systematic Revision of the Genus Heteranthera (sensu lato; Pontederiaceae)"]}]}],"canonical_facts":{"dc:contributor.other":["University of Alabama Tuscaloosa"],"dc:creator":["Horn, Charles Norman"],"dc:date.accessioned":["2019-12-10T14:12:41Z"],"dc:date.available":["2019-12-10T14:12:41Z"],"dc:date.issued":["1985"],"dc:description":["Electronic Thesis or Dissertation"],"dc:description.abstract":["The genus Heteranthera Ruiz and Pavon (sensu lato) contains species which grow submersed or emersed in streams and marshes. Species of the genus are found mainly in tropical and subtropical areas of the New World and Africa. Heteranthera may be distinguished from other genera of the Pontederiaceae by having three stamens and six perianth wings."],"dc:format.medium":["electronic"],"dc:format.mimetype":["application/pdf"],"dc:identifier.uri":["http://ir.ua.edu/handle/123456789/6384"],"dc:language":["English"],"dc:language.iso":["en_US"],"dc:publisher":["University of Alabama Libraries"],"dc:rights":["All rights reserved by the author unless otherwise indicated."],"dc:title":["A Systematic Revision of the Genus Heteranthera (sensu lato; Pontederiaceae)"],"dc:type":["thesis/dissertation","text"]},"updated_at":"2026-07-27T18:44:25Z"}