{"id":1699,"date":"2026-11-03T12:53:52","date_gmt":"2026-11-03T11:53:52","guid":{"rendered":"https:\/\/www.ibot.cas.cz\/botanika\/?p=1699"},"modified":"2026-11-03T12:53:52","modified_gmt":"2026-11-03T11:53:52","slug":"ostrice-v-louce-zdanlive-stejne-a-presto-odlisne","status":"publish","type":"post","link":"https:\/\/www.ibot.cas.cz\/botanika\/?p=1699","title":{"rendered":"Ost\u0159ice v louce: zd\u00e1nliv\u011b stejn\u00e9, a p\u0159esto odli\u0161n\u00e9"},"content":{"rendered":"<p>Na jednom metru \u010dtvere\u010dn\u00edm jiho\u010desk\u00e9 louky m\u016f\u017ee r\u016fst hned n\u011bkolik druh\u016f ost\u0159ic. Jsou si n\u00e1padn\u011b podobn\u00e9 a cht\u011bj\u00ed v podstat\u011b tot\u00e9\u017e, jako ostatn\u011b v\u011bt\u0161ina rostlin: vodu a \u017eiviny z p\u016fdy a slune\u010dn\u00ed sv\u011btlo, aby mohly fotosyntetizovat, uchytit se, r\u016fst a rozmno\u017eovat se. Z\u00e1rove\u0148 by v\u0161ak tyto druhy rostouc\u00ed t\u011bsn\u011b vedle sebe m\u011bly b\u00fdt v n\u011b\u010dem odli\u0161n\u00e9. Jinak by sout\u011b\u017eily o stejn\u00e9 zdroje velmi podobn\u00fdm zp\u016fsobem a jeden z nich by ostatn\u00ed u\u017e d\u00e1vno vytla\u010dil. Polo\u017eili jsme si tedy ot\u00e1zku: jsou si opravdu tak podobn\u00e9, jak se zd\u00e1?<\/p>\n<p><a href=\"https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1701\" src=\"https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu-300x225.jpg\" alt=\"\" width=\"900\" height=\"675\" srcset=\"https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu-300x225.jpg 300w, https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu-1024x768.jpg 1024w, https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu-768x576.jpg 768w, https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu-1536x1152.jpg 1536w, https:\/\/www.ibot.cas.cz\/botanika\/wp-content\/uploads\/sites\/19\/public\/2026\/11\/Obr.-3-k-Boxu.jpg 2000w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/a><\/p>\n<p>Kv\u011btenstv\u00ed \u0161esti studovan\u00fdch druh\u016f ost\u0159ic. Zleva doprava: ost\u0159ice \u017elut\u00e1 (<em>Carex flava<\/em> agg.), o. Hartmanova (<em>C. hartmanii<\/em>), o. lesn\u00ed (<em>C. sylvatica<\/em>), o. prosov\u00e1 (<em>C. panicea<\/em>),<br \/>\no. stinn\u00e1 (<em>C. umbrosa<\/em>), o. bledav\u00e1 (<em>C. pallescens<\/em>). Foto Lars G\u00f6tzenberger<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Na jednom metru \u010dtvere\u010dn\u00edm jiho\u010desk\u00e9 louky m\u016f\u017ee r\u016fst hned n\u011bkolik druh\u016f ost\u0159ic. Jsou si n\u00e1padn\u011b podobn\u00e9 a cht\u011bj\u00ed v podstat\u011b tot\u00e9\u017e, jako ostatn\u011b v\u011bt\u0161ina rostlin: vodu a \u017eiviny z p\u016fdy a slune\u010dn\u00ed sv\u011btlo, aby mohly fotosyntetizovat, uchytit se, r\u016fst a rozmno\u017eovat se. Z\u00e1rove\u0148 by v\u0161ak tyto druhy rostouc\u00ed t\u011bsn\u011b vedle sebe m\u011bly b\u00fdt v n\u011b\u010dem [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":1700,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[21],"tags":[],"class_list":["post-1699","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aktualni-cislo"],"_links":{"self":[{"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/posts\/1699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1699"}],"version-history":[{"count":1,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/posts\/1699\/revisions"}],"predecessor-version":[{"id":1702,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/posts\/1699\/revisions\/1702"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=\/wp\/v2\/media\/1700"}],"wp:attachment":[{"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ibot.cas.cz\/botanika\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}