Andrea B. Posted May 9, 2013 Share Posted May 9, 2013 Blum, A.G. (2013) Opuntia engelmannii Salm-Dyck ex Engelmann var. lindheimeri (Engelmann) Parfitt & Pinkava (Cactaceae) Texas Pricklypear. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...s-pricklypear/ Desert Botanical Garden, Phoenix, Arizona, USA22 April 2013Wildflower in botanical garden Synonyms:Opuntia lindheimeri Engelm.O. lindheimeri Engelm. var. lehmannii L.D. BensonO. lindheimeri var. tricolor (Griffiths) L. D. BensonO. subarmata GriffithsO. tardispina GriffithsComment: Reference:1. Flora of North America Online. (2013) Opuntia engelmannii Salm-Dyck ex Engelmann var. lindheimeri (Engelmann) Parfitt & Pinkava, vol. 4, pp. 136. FNA. New York & Oxford. http://www.efloras.o...on_id=2424151972. Desert Botanical Garden, Phoenix, Arizona, USA Equipment:[Nikon D600-broadband + Nikon 105mm f/4.5 UV-Nikkor][Nikon Coolpix A] Visible Light [f/11 for 1/320" @ ISO 100 with Coolpix A] Visible Light [f/11 for 1/250" @ ISO 100 in Sunlight with with Baader UVIR-Block Filter] Ultraviolet Light [f/11 for 1/2" @ ISO 400 with SB-14 UV-modified Flash and Baader UV-Pass Filter] Detail from preceding photo Link to comment
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