Andrea B. Posted February 15, 2013 Share Posted February 15, 2013 Blum, A.G. (2013) Rorippa sylvestris (L.) Bess. (Brassicaceae) Creeping Yellow-Cress. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...g-yellow-cress/ Southwest Harbor, Maine, USA 03 August 2012 Wildflower Synonyms: Nasturtium sylvestre (L.) R. Br. Radicula sylvestris (L.) Druce Sisymbrium sylvestre L. Comment: This tiny-flowered Yellow-Cress has become an invasive species across North America. In UV its dark veining is not as prominent as other cresses. Reference: 1. New England Wild Flower Society (2013) Rorippa sylvestris. http://gobotany.newe...ppa/sylvestris/ http://gobotany.newe...ppa/sylvestris/ Equipment [Nikon D300-broadband + Novoflex 35mm f/3.5 Noflexar] Visible Light [f/8 for 1/60" @ ISO-800 with onboard Flash and Baader UVIR-Block Filter] Visible Light [f/8 for 1/60" @ ISO-800 with onboard Flash and Baader UVIR-Block Filter] Ultraviolet Light [f/8 for 1/60" @ ISO-800 with SB-14 UV-modified Flash and Baader UV-Pass Filter] Link to comment
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