Andrea B. Posted July 3, 2013 Share Posted July 3, 2013 [updated: 28 Oct 2016 Set 2 added.]Blum, A.G. (2016) Malacothrix glabrata (A.Gray exD.C.Eaton)A.Gray (Asteraceae) Desert Dandelion. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...sert-dandelion/ Synonyms:Malacothrix californica DC. var. glabrata A. Gray ex D.C. EatonSmooth Desert DandelionComment:The Desert Dandelion is UV-black with each ray tip being UV-bright. This is particularly evident on the unopened cluster of ray florets which appears red in visible light. Reference:1. W.S. Davis (2016) Malacothrix glabrata, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkel...IJM.pl?tid=4070, accessed on September 06, 2016. SET 1Joshua Tree National Park, California, USA03 March 2012Wildflower Equipment [Nikon D300-broadband + Carl Zeiss 60mm f/4.0 UV-Planar] Visible Light [f/11 for 1/400" @ ISO 200 in Sunlight with Baader UVIR-Block Filter] Visible Light [f/8 for 1/3000" @ ISO 200 with Nikon D3S + Nikon 60mm f/2.8G Micro-Nikkor] Visible Light [f/8 for 1/3000" @ ISO 200 with Nikon D3S + Nikon 60mm f/2.8G Micro-Nikkor] Ultraviolet Light [f/11 for 1/4.3" @ ISO 200 with SB-14 UV-modified Flash and Baader UV-Pass Filter] SET 2Twentynine Palms, California, USA23 February 2016Wildflower growing in cracked pavement near gas station. Equipment [Nikon D600-broadband + Nikon 105mm f/4.5 UV-Nikkor]Unless stated otherwise. Visible Light [f/8 for 1/400" @ ISO-100 EV-0.3 with Nikon D750 + Nikon 24-70/2.8G AFS in Sunlight] Visible Light [f/11 for 1/400" @ ISO-200 in Sunlight with Baader UVIR-Block Filter] Ultraviolet Light [f/11 for 1/30" @ ISO-400 in Sunlight with BaaderU UV-Pass Filter] Visible Light [f/11 for 1/320" @ ISO-200 in Sunlight with Baader UVIR-Block Filter] Ultraviolet Light [f/11 for 1" @ ISO-200 in Sunlight with BaaderU UV-Pass Filter] Link to comment
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