{"id":2676,"date":"2011-04-19T11:45:04","date_gmt":"2011-04-19T15:45:04","guid":{"rendered":"https:\/\/extension.umaine.edu\/blueberries\/"},"modified":"2024-02-05T16:13:20","modified_gmt":"2024-02-05T21:13:20","slug":"fireweed","status":"publish","type":"page","link":"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/","title":{"rendered":"Fireweed"},"content":{"rendered":"<p><em>Prepared by Jennifer L. D&#8217;Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated April 2019.<\/em><\/p>\n<p><strong>Scientific name:<\/strong> <em>Chamerion angustifolium<\/em> (L.) Holub; old <em>Epilobium angustifolium <\/em>L.<em><br \/>\n<\/em><\/p>\n<p><strong>Common name(s):<\/strong> fireweed,\u00a0narrow-leaved fireweed, willow herb, great willow-herb, rosebay willowherb<\/p>\n<p><strong>Links:<\/strong> <a href=\"https:\/\/plants.usda.gov\/home\/plantProfile?symbol=CHAN9\" target=\"_blank\" rel=\"noopener noreferrer\">USDA PLANTS Profile<\/a> , <a href=\"http:\/\/www.wildflower.org\/plants\/result.php?id_plant=CHAN9\" target=\"_blank\" rel=\"noopener noreferrer\">NPIN Profile<\/a>, <a href=\"https:\/\/gobotany.nativeplanttrust.org\/species\/chamerion\/angustifolium\/\" target=\"_blank\" rel=\"noopener noreferrer\">Go Botany<\/a><\/p>\n<p><em><strong>Images:<\/strong> (to see enlargements [PC]: click on image, then right click and choose &#8220;view image&#8221;)<\/em><\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 25%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-2676 gallery-columns-4 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-002.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-002-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"fireweed plant\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-002-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-002-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-2c.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-2c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Chamerion angustifolium leaves\" aria-describedby=\"gallery-1-2679\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-2c-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-2c-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-2679'>\n\t\t\t\tfireweed, leaves\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-007.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-007-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"fireweed leaves\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-007-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-007-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-1c.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-1c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Chamerion angustifolium in flower mid-July\" aria-describedby=\"gallery-1-2678\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-1c-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-1c-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-2678'>\n\t\t\t\tfireweed in flower, mid-July\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-003.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-003-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"fireweed in flower\" aria-describedby=\"gallery-1-16664\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-003-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-003-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-16664'>\n\t\t\t\tflowering progresses upward\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-006.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-006-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"fireweed flowers\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-006-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-006-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-3c.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-3c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Chamerion angustifolium flowers close up\" aria-describedby=\"gallery-1-2680\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-3c-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-3c-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-2680'>\n\t\t\t\tflower detail\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-4c.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-4c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Chamerion angustifolium early September\" aria-describedby=\"gallery-1-2677\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-4c-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-4c-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-2677'>\n\t\t\t\tfruit, early September\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2013\/06\/Chamerion-angustifolium-2.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2013\/06\/Chamerion-angustifolium-2-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Chamerion angustifolium seed pods\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2013\/06\/Chamerion-angustifolium-2-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2013\/06\/Chamerion-angustifolium-2-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-5c.jpg'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-5c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Chamerion angustifolium in prune blueberry field\" aria-describedby=\"gallery-1-2984\" srcset=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-5c-150x150.jpg 150w, https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2011\/02\/Chamerion-angustifolium-5c-32x32.jpg 32w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-2984'>\n\t\t\t\tin prune blueberry field\n\t\t\t\t<\/dd><\/dl>\n\t\t\t<br style='clear: both' \/>\n\t\t<\/div>\n\n<p><strong>Description:<\/strong><\/p>\n<p>-perennial<\/p>\n<p>-herbaceous<\/p>\n<p>-generally flowers late spring through August in ME<\/p>\n<p>-reddish stems<\/p>\n<p>-deep pink or rose colored flowers<\/p>\n<ul>\n<li>four spreading sepals<\/li>\n<\/ul>\n<p>-may be confused with <em>E. hirsutum<\/em> or <em>Lythrum salicaria<\/em>; see left sidebar on <a href=\"https:\/\/gobotany.nativeplanttrust.org\/species\/chamerion\/angustifolium\/\" target=\"_blank\" rel=\"noopener noreferrer\">Go Botany<\/a> webpage<\/p>\n<p><strong>Habitat:<\/strong><\/p>\n<p>-widespread in northern climates<\/p>\n<p>-disturbed areas<\/p>\n<p>-burned or logged forests<\/p>\n<p>-meadows<\/p>\n<p>-moist areas<\/p>\n<ul>\n<li>not waterlogged<\/li>\n<li>lakes and bog<\/li>\n<\/ul>\n<p>-known to be a natural colonizer of oil spill sites, acidic coal spills and mine waste<\/p>\n<p><strong>Agriculture:<\/strong><\/p>\n<p>-disperses by wind<\/p>\n<p>-extensive root system<\/p>\n<p>-wildlife foraging species<\/p>\n<p>-produces nectar<\/p>\n<p>-attracts pollinators<\/p>\n<p>-can be a problem in perennial crops<\/p>\n<p><strong>Natural History:<\/strong><\/p>\n<p>-named after being found in burned areas<\/p>\n<p>-can boil or steam the stems to eat<\/p>\n<p>-can have a laxative effect<\/p>\n<p>-used as an external medicine against eczema<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Source(s):<\/strong><\/p>\n<p>Hansen, R.W., S.B. Hansen and E.A. Osgood. 1991. Reproductive phenologies of selected flowering plants in eastern Maine forests. ME Agric. Exp. Station Tech. Bull. 143. 17 pp.<\/p>\n<p>Heinrich, B. 1976. Flowering phenologies: Bog, woodland, and disturbed habitats. <em>Ecology<\/em>. 57(5):890-899.<\/p>\n<p>USDA. \u201cFIREWEED Chamerion Angustifolium Holub.\u201d <i>Natural REsource Conservation Service- Plant Guide<\/i>, United States Department of Agriculture, 2016, plants.usda.gov\/plantguide\/pdf\/pg_chan9.pdf.<\/p>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Prepared by Jennifer L. D&#8217;Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated April 2019. Scientific name: Chamerion angustifolium (L.) Holub; old Epilobium angustifolium L. Common name(s): fireweed,\u00a0narrow-leaved fireweed, willow herb, great willow-herb, rosebay willowherb Links: USDA PLANTS Profile , NPIN Profile, Go Botany Images: (to see enlargements [PC]: click on image, then right [&hellip;]<\/p>\n","protected":false},"author":218,"featured_media":0,"parent":6082,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"templates\/page-withsidebar.php","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-2676","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fireweed - Cooperative Extension: Maine Wild Blueberries - University of Maine Cooperative Extension<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fireweed - Cooperative Extension: Maine Wild Blueberries - University of Maine Cooperative Extension\" \/>\n<meta property=\"og:description\" content=\"Prepared by Jennifer L. D&#8217;Appollonio, Assistant Scientist, University of Maine, Orono, ME 04469. Updated April 2019. Scientific name: Chamerion angustifolium (L.) Holub; old Epilobium angustifolium L. Common name(s): fireweed,\u00a0narrow-leaved fireweed, willow herb, great willow-herb, rosebay willowherb Links: USDA PLANTS Profile , NPIN Profile, Go Botany Images: (to see enlargements [PC]: click on image, then right [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/\" \/>\n<meta property=\"og:site_name\" content=\"Cooperative Extension: Maine Wild Blueberries\" \/>\n<meta property=\"article:modified_time\" content=\"2024-02-05T21:13:20+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/extension.umaine.edu\/blueberries\/wp-content\/uploads\/sites\/41\/2019\/04\/Chamerion-angustifolium18-002-150x150.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/\",\"url\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/\",\"name\":\"Fireweed - Cooperative Extension: Maine Wild Blueberries - University of Maine Cooperative Extension\",\"isPartOf\":{\"@id\":\"https:\/\/extension.umaine.edu\/blueberries\/#website\"},\"datePublished\":\"2011-04-19T15:45:04+00:00\",\"dateModified\":\"2024-02-05T21:13:20+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/fireweed\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/extension.umaine.edu\/blueberries\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Weed ID Tool\",\"item\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Herbaceous Broadleaf Weeds\",\"item\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Herbaceous Broadleaf Weeds: Pink Flowers\",\"item\":\"https:\/\/extension.umaine.edu\/blueberries\/weed-images\/herbaceous-broadleaf-weeds\/pink-flowers\/\"},{\"@type\":\"ListItem\",\"position\":5,\"name\":\"Fireweed\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/extension.umaine.edu\/blueberries\/#website\",\"url\":\"https:\/\/extension.umaine.edu\/blueberries\/\",\"name\":\"Cooperative Extension: Maine Wild Blueberries\",\"description\":\"Information you can use. 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