Andrea B. Posted February 6, 2014 Share Posted February 6, 2014 Blum, A.G. (2014) Hypochaeris radicata L. (Asteraceae) Cat's Ear. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...icata-cats-ear/ Middletown, New Jersey, USA01 June 2009Wildflower Synonyms:False DandelionHairy Cat's-earHypochoeris radicata L. orth. var.Comment:Its yellow rays and fluffy seed head are similar to the look of a Dandelion, but Cat's Ear has much longer forked stems and different involucre features. In Ultraviolet light the capitulum has a diffuse UV-black central bullseye also similar to that of the Dandelion flower. Reference:1. New England Wild Flower Society (2014) Hypochaeris radicata L. Hairy Cat's-ear. https://gobotany.new...aeris/radicata/ Equipment [Nikon D200-broadband + Coastal Optics 60/4.5] Visible Light [f/11 for 1/350" @ ISO 400 in Sunlight with Baader UVIR-Block Filter] Ultraviolet Light [f/11 for 3" @ ISO 400 in Sunlight with Baader UV-Pass Filter] Link to comment
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