<p>Ah, the dancing curves of Corydalis flavula.  A small part of the glory of spring in the Mid-Atlantic states.  Picture and specimen from Helen Lowe Metzman from Howard County, Maryland.
<b>               07:30, 25 December 2018 (UTC)07:30, 25 December 2018 (UTC){{{{{{0}}}}}}07:30, 25 December 2018 (UTC)07:30, 25 December 2018 (UTC)</b>
</p><p>All photographs are public domain, feel free to download and use as you wish.
</p><p><br><b>Photography Information: </b>
Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens,  Twin Macro Flash in Styrofoam Cooler,  F5.0,  ISO 100,  Shutter Speed 200
</p><p><br><i>
Beauty is nature's fact.
</i></p><i>
<pre>   - Emily Dickinson
</pre>
</i><p><i></i>
</p><p>You can also follow us on Instagram - account = USGSBIML
</p><p><b>Want some Useful Links to the Techniques We Use?  Well now here you go Citizen:
</b>
</p><p>Best over all technical resource for photo stacking:
&lt;a href="<a rel="nofollow" class="external free" href="http://www.extreme-macro.co.uk">http://www.extreme-macro.co.uk</a>" rel="nofollow"&gt;www.extreme-macro.co.uk/&lt;/a&gt;
</p><p>Art Photo Book:  Bees:  An Up-Close Look at Pollinators Around the World:
&lt;a href="<a rel="nofollow" class="external free" href="https://www.amazon.com/Bees-Up-Close-Pollinators-Around-World/dp/0760347387/ref=sr_1_1?ie=UTF8&amp;qid=1488851025&amp;sr=8-1&amp;keywords=bees+up+close">https://www.amazon.com/Bees-Up-Close-Pollinators-Around-World/dp/0760347387/ref=sr_1_1?ie=UTF8&amp;qid=1488851025&amp;sr=8-1&amp;keywords=bees+up+close</a>" rel="nofollow"&gt;www.amazon.com/Bees-Up-Close-Pollinators-Around-World/dp/...&lt;/a&gt;
</p><p>Free Field Guide to Bee Genera of Maryland:     
&lt;a href="<a rel="nofollow" class="external free" href="http://bio2.elmira.edu/fieldbio/beesofmarylandbookversion1.pdf">http://bio2.elmira.edu/fieldbio/beesofmarylandbookversion1.pdf</a>" rel="nofollow"&gt;bio2.elmira.edu/fieldbio/beesofmarylandbookversion1.pdf&lt;/a&gt;
</p><p>Basic USGSBIML set up:
&lt;a href="<a rel="nofollow" class="external free" href="https://www.youtube.com/watch?v=S-_yvIsucOY">https://www.youtube.com/watch?v=S-_yvIsucOY</a>" rel="nofollow"&gt;www.youtube.com/watch?v=S-_yvIsucOY&lt;/a&gt;
</p><p>USGSBIML Photoshopping Technique:  Note that we now have added using the burn tool at 50% opacity set to shadows to clean up the halos that bleed into the black background from "hot" color sections of the picture.
&lt;a href="<a rel="nofollow" class="external free" href="https://www.youtube.com/watch?v=Bdmx_8zqvN4">https://www.youtube.com/watch?v=Bdmx_8zqvN4</a>" rel="nofollow"&gt;www.youtube.com/watch?v=Bdmx_8zqvN4&lt;/a&gt;
</p><p>Bees of Maryland Organized by Taxa with information on each Genus
&lt;a href="<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/usgsbiml/collections">https://www.flickr.com/photos/usgsbiml/collections</a>"&gt;www.flickr.com/photos/usgsbiml/collections&lt;/a&gt;
</p><p>PDF of Basic USGSBIML Photography Set Up:  
<a rel="nofollow" class="external free" href="ftp://ftpext.usgs.gov/pub/er/md/laurel/Droege/How%20to%20Take%20MacroPhotographs%20of%20Insects%20BIML%20Lab2.pdf">ftp://ftpext.usgs.gov/pub/er/md/laurel/Droege/How%20to%20Take%20MacroPhotographs%20of%20Insects%20BIML%20Lab2.pdf</a>
</p><p>Google Hangout Demonstration of Techniques:
&lt;a href="<a rel="nofollow" class="external free" href="https://plus.google.com/events/c5569losvskrv2nu606ltof8odo">https://plus.google.com/events/c5569losvskrv2nu606ltof8odo</a>" rel="nofollow"&gt;plus.google.com/events/c5569losvskrv2nu606ltof8odo&lt;/a&gt;
or 
&lt;a href="<a rel="nofollow" class="external free" href="https://www.youtube.com/watch?v=4c15neFttoU">https://www.youtube.com/watch?v=4c15neFttoU</a>" rel="nofollow"&gt;www.youtube.com/watch?v=4c15neFttoU&lt;/a&gt;
</p><p>Excellent Technical Form on Stacking:
&lt;a href="<a rel="nofollow" class="external free" href="http://www.photomacrography.net/">http://www.photomacrography.net/</a>" rel="nofollow"&gt;www.photomacrography.net/&lt;/a&gt;
</p><p><b>Contact information:</b>  
Sam Droege  
sdroege@usgs.gov
</p>
301 497 5840
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/54563451@N08">USGS Bee Inventory and Monitoring Lab</a> from Beltsville, Maryland, USA
2018-09-09 22:44
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/usgsbiml/44557855182/">Corydalis flavula, 2, Yellow Corydalis, Howard County, Md, _2018-05-17-15.54</a>