{"id":7537,"date":"2023-03-27T08:17:20","date_gmt":"2023-03-27T11:17:20","guid":{"rendered":"https:\/\/www.ufrgs.br\/ppgbotanica\/?p=7537"},"modified":"2023-03-28T09:33:27","modified_gmt":"2023-03-28T12:33:27","slug":"divulgacao-de-artigo-pollination-in-epidendrum-densiflorum-hook-orchidaceae-laeliinae-fraudulent-trap-flowers-self-incompatibility-and-a-possible-new-type-of-mimicry","status":"publish","type":"post","link":"https:\/\/www.ufrgs.br\/ppgbotanica\/divulgacao-de-artigo-pollination-in-epidendrum-densiflorum-hook-orchidaceae-laeliinae-fraudulent-trap-flowers-self-incompatibility-and-a-possible-new-type-of-mimicry\/","title":{"rendered":"Divulga\u00e7\u00e3o de artigo: Pollination in\u00a0Epidendrum densiflorum\u00a0Hook. (Orchidaceae: Laeliinae): Fraudulent Trap-Flowers, Self-Incompatibility, and a Possible New Type of Mimicry"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Segue artigo recentemente&nbsp;publicado na MPDI, de autoria de Rodrigo Santtanna Silveira, discente no PPGBot-UFRGS, sob orienta\u00e7\u00e3o do prof. Dr. Rodrigo Bustos Singer do PPGBot-UFRGS e&nbsp; colabora\u00e7\u00e3o da Prof.\u0363&nbsp; Viviane Geanluppi Ferro do PPGBAN-UFRGS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a rel=\"noreferrer noopener\" href=\"https:\/\/doi.org\/10.3390\/plants12030679\" target=\"_blank\"><strong>https:\/\/doi.org\/10.3390\/plants12030679<\/strong><\/a><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-800x457.webp\" alt=\"\" class=\"wp-image-7539\" width=\"780\" height=\"445\" srcset=\"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-800x457.webp 800w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-300x172.webp 300w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-768x439.webp 768w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-1536x878.webp 1536w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-2048x1171.webp 2048w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g001-1140x652.webp 1140w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">O artigo descreve a poliniza\u00e7\u00e3o, sistema reprodutivo e um poss\u00edvel novo tipo de mimetismo nas flores armadilhas de <em>Epidendrum densiflorum<\/em> Hook. (Orchidaceae: Laeliinae). A poliniza\u00e7\u00e3o \u00e9 promovida exclusivamente por machos de lepid\u00f3pteros diurnos, conhecidos por obter alcaloides (atrav\u00e9s do n\u00e9ctar) em flores de Asteraceae e Boraginaceae. Entretanto, as flores de <em>E. densiflorum<\/em> s\u00e3o desprovidas de n\u00e9ctar, apesar de apresentarem cuniculus (prov\u00e1vel cavidade nectar\u00edfera). Os polinizadores inserem suas prob\u00f3scides nas flores e removem ou depositam os polin\u00e1rios enquanto procuram por n\u00e9ctar. O tubo floral \u00e9 muito estreito e os insetos lutam por at\u00e9 75 minutos para se livrar das flores. As plantas s\u00e3o dependentes de polinizadores e quase totalmente autoincompat\u00edveis. Com base em nossas observa\u00e7\u00f5es a campo, sugerimos que a fragr\u00e2ncia de <em>E. densiflorum<\/em> mimetiza aromas das plantas que normalmente s\u00e3o utilizadas como fonte de alcaloides por lepid\u00f3pteros machos.&nbsp; O estudo apresenta registros fotogr\u00e1ficos e f\u00edlmicos que detalham o processo de poliniza\u00e7\u00e3o e o comportamento dos polinizadores sobre as flores, a efici\u00eancia de poliniza\u00e7\u00e3o, os frutos formados, entre outros aspectos.<\/p>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-580x500.webp\" alt=\"\" class=\"wp-image-7538\" width=\"786\" height=\"678\" srcset=\"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-580x500.webp 580w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-300x259.webp 300w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-768x662.webp 768w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-1536x1325.webp 1536w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-2048x1766.webp 2048w, https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-1140x983.webp 1140w\" sizes=\"(max-width: 786px) 100vw, 786px\" \/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Segue artigo recentemente&nbsp;publicado na MPDI, de autoria de Rodrigo Santtanna Silveira, discente no PPGBot-UFRGS, sob orienta\u00e7\u00e3o do prof. Dr. Rodrigo Bustos Singer do PPGBot-UFRGS e&nbsp; colabora\u00e7\u00e3o da Prof.\u0363&nbsp; Viviane Geanluppi Ferro do PPGBAN-UFRGS. https:\/\/doi.org\/10.3390\/plants12030679 O artigo descreve a poliniza\u00e7\u00e3o, sistema reprodutivo e um poss\u00edvel novo tipo de mimetismo nas flores armadilhas de Epidendrum densiflorum Hook. (Orchidaceae: Laeliinae). A poliniza\u00e7\u00e3o \u00e9 promovida exclusivamente por machos de lepid\u00f3pteros diurnos, conhecidos por obter alcaloides (atrav\u00e9s do n\u00e9ctar) em flores de Asteraceae e Boraginaceae. Entretanto, as flores de E. densiflorum s\u00e3o desprovidas de n\u00e9ctar, apesar de apresentarem cuniculus (prov\u00e1vel cavidade nectar\u00edfera). Os polinizadores inserem suas prob\u00f3scides nas flores e removem ou depositam os polin\u00e1rios enquanto procuram por n\u00e9ctar. O tubo floral \u00e9 muito estreito e os insetos lutam por at\u00e9 75 minutos para se livrar das flores. As plantas s\u00e3o dependentes de polinizadores e quase totalmente autoincompat\u00edveis. Com base em nossas observa\u00e7\u00f5es a campo, sugerimos que a fragr\u00e2ncia de E. densiflorum mimetiza aromas das plantas que normalmente s\u00e3o utilizadas como fonte de alcaloides por lepid\u00f3pteros machos.&nbsp; O estudo apresenta registros fotogr\u00e1ficos e f\u00edlmicos que detalham o processo de poliniza\u00e7\u00e3o e o comportamento dos polinizadores sobre as flores, a efici\u00eancia de poliniza\u00e7\u00e3o, os frutos formados, entre outros aspectos.<\/p>\n","protected":false},"author":1,"featured_media":7538,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_uag_custom_page_level_css":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[3,1],"tags":[],"class_list":["post-7537","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-destaques","category-noticias"],"featured_image_src":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-600x400.webp","author_info":{"display_name":"Secret\u00e1ria","author_link":"https:\/\/www.ufrgs.br\/ppgbotanica\/author\/gerente\/"},"featured_image_src_square":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-600x600.webp","uagb_featured_image_src":{"full":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003.webp",2240,1932,false],"thumbnail":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-150x150.webp",150,150,true],"medium":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-300x259.webp",300,259,true],"medium_large":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-768x662.webp",768,662,true],"large":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-580x500.webp",580,500,true],"1536x1536":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-1536x1325.webp",1536,1325,true],"2048x2048":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-2048x1766.webp",2048,1766,true],"ab-block-post-grid-landscape":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-600x400.webp",600,400,true],"ab-block-post-grid-square":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-600x600.webp",600,600,true],"ashe-slider-full-thumbnail":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-1080x540.webp",1080,540,true],"ashe-full-thumbnail":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-1140x983.webp",1140,983,true],"ashe-list-thumbnail":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-300x300.webp",300,300,true],"ashe-grid-thumbnail":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-500x330.webp",500,330,true],"ashe-single-navigation":["https:\/\/www.ufrgs.br\/ppgbotanica\/wp-content\/uploads\/2023\/03\/plants-12-00679-g003-75x75.webp",75,75,true]},"uagb_author_info":{"display_name":"Secret\u00e1ria","author_link":"https:\/\/www.ufrgs.br\/ppgbotanica\/author\/gerente\/"},"uagb_comment_info":0,"uagb_excerpt":"Segue artigo recentemente&nbsp;publicado na MPDI, de autoria de Rodrigo Santtanna Silveira, discente no PPGBot-UFRGS, sob orienta\u00e7\u00e3o do prof. Dr. Rodrigo Bustos Singer do PPGBot-UFRGS e&nbsp; colabora\u00e7\u00e3o da Prof.\u0363&nbsp; Viviane Geanluppi Ferro do PPGBAN-UFRGS. https:\/\/doi.org\/10.3390\/plants12030679 O artigo descreve a poliniza\u00e7\u00e3o, sistema reprodutivo e um poss\u00edvel novo tipo de mimetismo nas flores armadilhas de Epidendrum densiflorum Hook.&hellip;","_links":{"self":[{"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/posts\/7537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/comments?post=7537"}],"version-history":[{"count":3,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/posts\/7537\/revisions"}],"predecessor-version":[{"id":7544,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/posts\/7537\/revisions\/7544"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/media\/7538"}],"wp:attachment":[{"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/media?parent=7537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/categories?post=7537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ufrgs.br\/ppgbotanica\/wp-json\/wp\/v2\/tags?post=7537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}