{"product_id":"1-5-detailed-cedrelospermum-nervosum-fossil-plant-leaf-eocene-age-green-river-fm-ut-06fxx183","title":"1.5\" Detailed Cedrelospermum Nervosum Fossil Plant Leaf Eocene Age Green River FM UT","description":"\u003cp\u003eLocation: Green River Formation, Uintah County, Utah\u003c\/p\u003e\n\u003cp\u003eWeight: 3.1 Ounces\u003c\/p\u003e\n\u003cp\u003eDimensions: 2.8 Inches Long, 2.8 Inches Wide, 0.6 Inches Thick (\u003cspan style=\"color: #b45f06;\"\u003e\u003cstrong\u003ePlate\u003c\/strong\u003e\u003c\/span\u003e)\u003c\/p\u003e\n\u003cp\u003eLeaf Dimensions: 1.5 Inches Long, 0.4 Inches Wide\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #6aa84f;\"\u003e\u003cstrong\u003eThe item pictured is the one you will receive.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003eEocene Age 56 million years ago\u003c\/div\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cp data-start=\"98\" data-end=\"221\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong data-start=\"98\" data-end=\"221\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eCardiospermum\u003c\/span\u003e\u003c\/span\u003e Fossil Leaf \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"223\" data-end=\"679\"\u003eThis exceptional \u003cem data-start=\"240\" data-end=\"255\"\u003eCardiospermum\u003c\/em\u003e fossil leaf was recovered from the early Middle Eocene strata of the Green River Formation in Utah, Colorado, and Wyoming. Approximately 50 million years old, the specimen is preserved in finely laminated lake sediments that capture intricate venation and delicate surface detail. Its deep brown coloration contrasts beautifully with the surrounding shale, making it both scientifically informative and visually compelling.\u003c\/p\u003e\n\u003cp data-start=\"681\" data-end=\"1120\"\u003eDuring the Eocene, the Green River region was characterized by expansive freshwater lakes bordered by dense, warm-temperate to subtropical vegetation. Herbaceous vines such as \u003cem data-start=\"857\" data-end=\"872\"\u003eCardiospermum\u003c\/em\u003e likely climbed along shrubs and small trees near the shoreline, contributing to a layered and diverse plant community. The fossil record of this genus helps demonstrate that vine-dominated habitats were already established in Paleogene ecosystems.\u003c\/p\u003e\n\u003cp data-start=\"1122\" data-end=\"1504\"\u003eThe Green River Formation is widely recognized for its extraordinary fossil preservation. In addition to its iconic fish, it contains a rich botanical record that includes leaves, seeds, and occasional insect impressions. Plant fossils like this specimen are essential for reconstructing ancient climate conditions and understanding plant evolution during a period of global warmth.\u003c\/p\u003e\n\u003cp data-start=\"1506\" data-end=\"1668\"\u003eModern \u003cem data-start=\"1513\" data-end=\"1528\"\u003eCardiospermum\u003c\/em\u003e species, commonly called balloon vines, thrive in warm climates today—evidence of a lineage that has endured for tens of millions of years.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch6\u003e\u003cbr\u003e\u003c\/h6\u003e","brand":"GreenInsect26","offers":[{"title":"Default Title","offer_id":51683781771544,"sku":"06FXX183","price":18.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1250\/0441\/files\/5U8A7268_3a03501a-674a-4881-80f6-86b6fd0983f8.jpg?v=1771045472","url":"https:\/\/www.fossilageminerals.com\/products\/1-5-detailed-cedrelospermum-nervosum-fossil-plant-leaf-eocene-age-green-river-fm-ut-06fxx183","provider":"Fossil Age Minerals","version":"1.0","type":"link"}