{"id":3106,"date":"2026-06-23T10:24:15","date_gmt":"2026-06-23T08:24:15","guid":{"rendered":"https:\/\/florae.ch\/?p=3106"},"modified":"2026-06-23T10:24:19","modified_gmt":"2026-06-23T08:24:19","slug":"flora-raetica-a-meta-strada-verso-la-flora-del-secolo-dei-grigioni","status":"publish","type":"post","link":"https:\/\/florae.ch\/it\/flora-raetica-a-meta-strada-verso-la-flora-del-secolo-dei-grigioni\/","title":{"rendered":"Flora Raetica: A met\u00e0 strada verso la flora del secolo dei Grigioni"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong><em>Ben oltre cen\u00adto volon\u00adtari doc\u00adu\u00admen\u00adtano dal 2021 la flo\u00adra dei Gri\u00adgioni \u2013 sono gi\u00e0 state reg\u00adis\u00adtrate 350\u2019000 osser\u00advazioni di piante e si sono ottenu\u00adti i pri\u00admi risul\u00adtati inter\u00ades\u00adsan\u00adti.<\/em><\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Nel prog\u00adet\u00adto \u00abFlo\u00adra Raet\u00adi\u00adca\u00bb, cir\u00adca 130 appas\u00adsion\u00adati di botan\u00adi\u00adca stan\u00adno cat\u00ada\u00adlo\u00adgan\u00addo le fel\u00adci e le piante da fiore dei Gri\u00adgioni. Entro il 2032 ne risul\u00adter\u00e0 una nuo\u00adva \u00abFlo\u00adra dei Gri\u00adgioni\u00bb, a cen\u00adto anni dall\u2019opera di rifer\u00adi\u00admen\u00adto omon\u00adi\u00adma di Josias Braun-Blan\u00adquet ed Eduard R\u00fcbel. <\/p>\n\n<h3 class=\"wp-block-heading\">Gi\u00e0 350\u2019000 osservazioni di piante<\/h3>\n\n<p class=\"wp-block-paragraph\">Dal 2021 i col\u00adlab\u00ado\u00adra\u00adtori volon\u00adtari han\u00adno reg\u00adis\u00adtra\u00adto 350\u2019000 osser\u00advazioni di piante e doc\u00adu\u00admen\u00adta\u00adto 2\u2019700 specie. Solo nel 2025 si sono aggiunte 113\u2019000 nuove osser\u00advazioni. <\/p>\n\n<p class=\"wp-block-paragraph\">\u00abGra\u00adzie alle numerose nuove osser\u00advazioni otte\u00adni\u00adamo un quadro pre\u00adciso di dove crescono le piante nei Gri\u00adgioni e con quale fre\u00adquen\u00adza\u00bb, affer\u00adma Chris\u00adt\u00adian Rix\u00aden, co-diret\u00adtore di Flo\u00adra Raet\u00adi\u00adca e col\u00adlab\u00ado\u00adra\u00adtore del WSL Isti\u00adtu\u00adto per lo stu\u00addio del\u00adla neve e delle valanghe SLF.<\/p>\n\n<h3 class=\"wp-block-heading\">Meno erbacce dei campi, pi\u00f9 neofite<\/h3>\n\n<p class=\"wp-block-paragraph\">Gi\u00e0 a met\u00e0 del prog\u00adet\u00adto, la cres\u00adcente mole di dati con\u00adsente di effet\u00adtuare le prime anal\u00adisi sci\u00aden\u00adti\u00adfiche. Una tesi di mas\u00adter pres\u00adso l\u2019SLF dimostra che il 6,5% delle specie pre\u00adsen\u00adti negli anni \u20191930 non \u00e8 sta\u00adto pi\u00f9 ril\u00ade\u00adva\u00adto oggi\u00adgiorno. La met\u00e0 di queste 144 specie \u00e8 con\u00adsid\u00ader\u00ada\u00adta a ris\u00adchio sec\u00adon\u00addo la Lista Rossa del\u00adla Svizzera.  <\/p>\n\n<p class=\"wp-block-paragraph\">Par\u00adti\u00adco\u00adlar\u00admente col\u00adpite sono le specie che dipen\u00addono da pae\u00adsag\u00adgi agri\u00adcoli esten\u00adsivi e di pic\u00adcole dimen\u00adsioni, come le piante che accom\u00adpa\u00adg\u00adnano i campi colti\u00advati delle pia\u00adnure, ad esem\u00adpio l\u2019adonis esti\u00adva. Allo stes\u00adso tem\u00adpo si stan\u00adno dif\u00adfonden\u00addo nuove piante: il 13% delle specie oggi ril\u00ade\u00advate non face\u00adva parte del\u00adla flo\u00adra gri\u00adgionese cent\u2019anni fa. Tra queste fig\u00adu\u00adra\u00adno il piop\u00adpo bian\u00adco e il carpino comune, nonch\u00e9 molte neo\u00adf\u00adite, ad esem\u00adpio il senecione sudafricano.  <\/p>\n\n<h3 class=\"wp-block-heading\">Ritrovamenti sorprendenti<\/h3>\n\n<p class=\"wp-block-paragraph\">\u00abAnche se i dati sono anco\u00adra provvi\u00adsori, mostra\u00adno gi\u00e0 chiara\u00admente quan\u00adto sia cam\u00adbi\u00ada\u00adta la flo\u00adra negli ulti\u00admi cen\u00adto anni\u00bb, affer\u00adma Chris\u00adt\u00adian Rix\u00aden. \u00abAllo stes\u00adso tem\u00adpo, sco\u00adpri\u00adamo con\u00adtin\u00adu\u00ada\u00admente specie inaspet\u00adtate in luoghi dove era da tem\u00adpo che nes\u00adsuno anda\u00adva pi\u00f9 a cer\u00adcare.\u00bb Ad esem\u00adpio, un col\u00adlab\u00ado\u00adra\u00adtore di Flo\u00adra Raet\u00adi\u00adca \u00e8 rius\u00adci\u00adto a indi\u00advid\u00aduare nuo\u00adva\u00admente, per la pri\u00adma vol\u00adta dal 1916, l\u2019estremamente rara cinque\u00adfoglie nivea sopra Davos. <\/p>\n\n<p class=\"wp-block-paragraph\">Ulte\u00adri\u00adori anal\u00adisi dovreb\u00adbero mostrare come il cam\u00adbi\u00ada\u00admen\u00adto cli\u00admati\u00adco e il muta\u00adto uti\u00adliz\u00adzo del ter\u00adri\u00adto\u00adrio influis\u00adcano la bio\u00addi\u00adver\u00adsit\u00e0 \u2013 e fornire impor\u00adtan\u00adti basi per la con\u00adser\u00advazione delle specie e degli habi\u00adtat minac\u00adciati.<\/p>\n\n<h3 class=\"wp-block-heading\">La ricerca come opera collettiva<\/h3>\n\n<p class=\"wp-block-paragraph\">Flo\u00adra Raet\u00adi\u00adca \u00e8 un prog\u00adet\u00adto di cit\u00adi\u00adzen sci\u00adence. I dati non proven\u00adgono solo da esper\u00adti, ma soprat\u00adtut\u00adto da per\u00adsone che ded\u00adi\u00adcano il pro\u00adprio tem\u00adpo libero al mon\u00addo veg\u00ade\u00adtale: dall\u2019esperto di finan\u00adza del Can\u00adtone di Zuri\u00adgo all\u2019assistente sociale di Coira. Essi seg\u00adnalano le loro osser\u00advazioni tramite un\u2019app o parte\u00adci\u00adpano a even\u00adti col\u00adlet\u00adtivi di map\u00adpatu\u00adra. \u00abSen\u00adza l\u2019enorme lavoro dei volon\u00adtari questo prog\u00adet\u00adto sarebbe impos\u00adsi\u00adbile\u00bb, affer\u00adma Chris\u00adt\u00adian Rix\u00aden. \u00abConi\u00adu\u00adga la ricer\u00adca con la vera gioia del\u00adla scop\u00ader\u00adta.\u00bb    <\/p>\n\n<h3 class=\"wp-block-heading\">Uno sguardo alla seconda met\u00e0 del progetto<\/h3>\n\n<p class=\"wp-block-paragraph\">Fino\u00adra sono state stu\u00addi\u00adate in modo par\u00adti\u00adco\u00adlar\u00admente appro\u00adfon\u00addi\u00adto le regioni sit\u00adu\u00adate lun\u00adgo le val\u00adli prin\u00adci\u00adpali e le vie di comu\u00adni\u00adcazione. Per\u00adman\u00adgono invece notevoli lacune nelle zone pi\u00f9 iso\u00adlate, come alcune par\u00adti del\u00adla Sur\u00adsel\u00adva, del\u00adla Valle di Safien, del\u00adlo Schams, del\u00adla Bre\u00adgaglia e del\u00adla Val Poschi\u00ada\u00advo. <\/p>\n\n<p class=\"wp-block-paragraph\">I ril\u00ade\u00adva\u00admen\u00adti botani\u00adci pros\u00adeguiran\u00adno fino al 2028. Suc\u00adces\u00adsi\u00adva\u00admente, i respon\u00ads\u00adabili del prog\u00adet\u00adto val\u00aduter\u00adan\u00adno sci\u00aden\u00adtifi\u00adca\u00admente tut\u00adti i dati. A con\u00adclu\u00adsione del prog\u00adet\u00adto, nel 2032 \u00e8 pre\u00advista la pub\u00adbli\u00adcazione di un libro ric\u00adca\u00admente illus\u00adtra\u00adto, che cos\u00adti\u00adtuir\u00e0 un doc\u00adu\u00admen\u00adto botan\u00adi\u00adco per le gen\u00ader\u00adazioni future.  <\/p>\n\n<h3 class=\"wp-block-heading\">Contatti<\/h3>\n\n<p class=\"wp-block-paragraph\"><strong>Co-diret\u00adtori del prog\u00adet\u00adto Flo\u00adra Raet\u00adi\u00adca<\/strong>                                  <\/p>\n\n<p class=\"wp-block-paragraph\">Chris\u00adt\u00adian Rix\u00aden Thomas Wohlge\u00admuth<br>rixen(at)slf.ch thomas.wohlgemuth(at)wsl.ch<br>+41 81 417 02 14 +41 44 739 23 17<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Coor\u00addi\u00adna\u00adtrice Flo\u00adra Raet\u00adi\u00adca<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Ingrid Jansen<br>ingrid.jansen(at)wsl.ch<br>+41 78 625 27 36 <br><\/p>\n\n<div class=\"wp-block-group has-background is-content-justification-left is-layout-constrained wp-container-core-group-is-layout-9cf455ab wp-block-group-is-layout-constrained\" style=\"background-color:#f2f2f2;margin-top:30px;margin-bottom:30px\">\n<div class=\"wp-block-group alignwide is-content-justification-left is-layout-constrained wp-container-core-group-is-layout-a4681895 wp-block-group-is-layout-constrained\" style=\"border-width:1px;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-left-radius:0px;border-bottom-right-radius:0px;margin-top:0;margin-bottom:0;padding-top:0;padding-right:0;padding-bottom:0;padding-left:0\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-text-align-left\" style=\"padding-top:10px;padding-left:10px\">Flora Raetica in breve:<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<ul class=\"wp-block-list\">\n<li style=\"padding-top:10px;padding-right:10px;padding-bottom:10px;padding-left:10px\">Flo\u00adra Raet\u00adi\u00adca \u00e8 un prog\u00adet\u00adto di cit\u00adi\u00adzen sci\u00adence. Con il sosteg\u00adno di volon\u00adtari, reg\u00adis\u00adtra sis\u00adtem\u00adati\u00adca\u00admente la flo\u00adra dei Gri\u00adgioni. <\/li>\n\n\n\n<li style=\"padding-top:10px;padding-right:10px;padding-bottom:10px;padding-left:10px\">Il prog\u00adet\u00adto mostra come sia cam\u00adbi\u00ada\u00adta la flo\u00adra dei Gri\u00adgioni dall\u2019ultima doc\u00adu\u00admen\u00adtazione com\u00adple\u00adta di Braun-Blan\u00adquet e R\u00fcbel, risalente a 100 anni fa.<\/li>\n\n\n\n<li style=\"padding-top:10px;padding-right:10px;padding-bottom:10px;padding-left:10px\">Dal 2021 sono gi\u00e0 state reg\u00adis\u00adtrate 350\u2019000 nuove osser\u00advazioni di piante. Questi dati cos\u00adti\u00adtu\u00adis\u00adcono una base impor\u00adtante per la con\u00adser\u00advazione del\u00adla bio\u00addi\u00adver\u00adsit\u00e0. <\/li>\n\n\n\n<li style=\"padding-top:10px;padding-right:10px;padding-bottom:10px;padding-left:10px\">Tut\u00adti sono invi\u00adtati a parte\u00adci\u00adpare a questo prog\u00adet\u00adto sec\u00ado\u00adlare, dai prin\u00adcipi\u00adanti ai pro\u00adfes\u00adsion\u00adisti. Ogni osser\u00advazione con\u00adta. <\/li>\n\n\n\n<li style=\"padding-top:10px;padding-right:10px;padding-bottom:10px;padding-left:10px\">Con\u00adtat\u00adti e ulte\u00adri\u00adori infor\u00admazioni: <a href=\"https:\/\/florae.ch\/it\/\" type=\"link\" id=\"https:\/\/florae.ch\/it\/\" target=\"_blank\" rel=\"noreferrer noopener\">florae.ch<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<h3 class=\"wp-block-heading\">Immagini<\/h3>\n\n<div class=\"wp-block-group is-content-justification-left is-layout-constrained wp-container-core-group-is-layout-54d22900 wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Campanula-cenisia_Foto-Michael-Zehnder.jpg\" alt=\"Anche sulle vette pi\u00f9 alte si possono trovare specie particolari; ecco la campanula del Moncenisio (Campanula cenisia). Foto: Michael Zehnder. \"><figcaption class=\"wp-element-caption\">Anche sulle vette pi\u00f9 alte si pos\u00adsono trovare specie par\u00adti\u00adco\u00adlari; ecco la cam\u00adpan\u00adu\u00adla del Monceni\u00adsio (Cam\u00adpan\u00adu\u00adla cenisia). Foto: Michael Zehn\u00adder. <\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Christian-Rixen-beim-Pflanzenbestimmen_Foto-Brigitte-Wenger.jpg\" alt=\"Christian Rixen mentre identifica le piante. Foto: Brigitte Wenger. \"><figcaption class=\"wp-element-caption\">Chris\u00adt\u00adian Rix\u00aden men\u00adtre iden\u00adti\u00adfi\u00adca le piante. Foto: Brigitte Wenger. <\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Botanisieren-auf-dem-Parpaner-Rothorn_Foto-Anna-Barbara-Utelli.jpg\" alt=\"Escursione botanica sul Rothorn di Parpan. Foto: Anna-Barbara Utelli. \"><figcaption class=\"wp-element-caption\">Escur\u00adsione botan\u00adi\u00adca sul Rothorn di Parpan. Foto: Anna-Bar\u00adbara Utel\u00adli. <\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Adonis-aestivalis-2_Foto-Andreas-Gygax.JPG\" alt=\"L\u2019adonis estiva (Adonis aestivalis). Foto: Andreas Gygax. \"><figcaption class=\"wp-element-caption\">L\u2019adonis esti\u00adva (<em>Ado\u00adnis aes\u00adti\u00advalis<\/em>). Foto: Andreas Gygax. <\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Senecio_inaequidens_Foto-Andreas-Gygax.JPG\" alt=\"Il senecione sudafricano (Senecio inaequidens). Foto: Andreas Gygax. \"><figcaption class=\"wp-element-caption\">Il senecione sudafricano (<em>Senecio inae\u00adquidens<\/em>). Foto: Andreas Gygax. <\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Adonis-aestivalis_Foto-Andreas-Gygax.JPG\" alt=\"L\u2019adonis estiva (Adonis aestivalis). Foto: Andreas Gygax. \"><figcaption class=\"wp-element-caption\">L\u2019adonis esti\u00adva (<em>Ado\u00adnis aes\u00adti\u00advalis<\/em>). Foto: Andreas Gygax. <\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/florae.ch\/FloRae_Medien\/Bilder\/Potentilla-nivea_Andreas-Gygax.JPG\" alt=\"La cinquefoglie nivea (Potentilla nivea). Foto: Andreas Gygax \"><figcaption class=\"wp-element-caption\">La cinque\u00adfoglie nivea (<em>Poten\u00adtil\u00adla nivea<\/em>). Foto: Andreas Gygax <\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n<\/div>\n\n<h4 class=\"wp-block-heading\">Download imagini<\/h4>\n\n<p class=\"wp-block-paragraph\">Clic\u00adcan\u00addo con il tas\u00adto destro del mouse sul\u00adl\u2019im\u00admag\u00adine desider\u00ada\u00adta, \u00e8 pos\u00adsi\u00adbile scari\u00adcar\u00adla. <\/p>\n\n<p class=\"wp-block-paragraph\">Al seguente link \u00e8 pos\u00adsi\u00adbile scari\u00adcare tutte le immag\u00adi\u00adni: <a href=\"http:\/\/florae.ch\/FloRae_Medien\/Bilder\" type=\"link\" id=\"http:\/\/florae.ch\/FloRae_Medien\/Bilder\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Down\u00adload<\/a><\/p>\n\n<h4 class=\"wp-block-heading\">Copyright <a href=\"https:\/\/www.slf.ch\/de\/news\/lawinenwinter-1951-anstoss-fuer-gefahrenkarten\/#c1060266\"><\/a><\/h4>\n\n<p class=\"wp-block-paragraph\">Flo\u00adra Raet\u00adi\u00adca mette a dis\u00adpo\u00adsizione gra\u00adtuita\u00admente mate\u00adri\u00adale fotografi\u00adco da uti\u00adliz\u00adzare nel\u00adl\u2019am\u00adbito di arti\u00adcoli gior\u00adnal\u00adis\u00adti\u00adci rel\u00ada\u00adtivi al pre\u00adsente comu\u00adni\u00adca\u00adto stam\u00adpa. Non \u00e8 con\u00adsen\u00adti\u00adto inserire tale mate\u00adri\u00adale in banche dati fotogra\u00adfiche n\u00e9 vender\u00adlo tramite terzi. <\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ben oltre cen\u00adto volon\u00adtari doc\u00adu\u00admen\u00adtano dal 2021 la flo\u00adra dei Gri\u00adgioni \u2013 sono gi\u00e0 state reg\u00adis\u00adtrate 350\u2019000 osser\u00advazioni di piante e si sono ottenu\u00adti i pri\u00admi risul\u00adtati inter\u00ades\u00adsan\u00adti.<\/p>\n","protected":false},"author":28,"featured_media":3105,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"wp_typography_post_enhancements_disabled":false,"footnotes":""},"categories":[30],"tags":[77,75,76,51],"class_list":["post-3106","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-contributo","tag-flora-von-graubuenden","tag-meta","tag-risultati","tag-scienza-dei-cittadini"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - 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