<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <HTML> <HEAD> <TITLE>Aspicilia caesiocinerea (images of British lichens)</TITLE> <META NAME="description" CONTENT="Photograph of Aspicilia caesiocinerea (lichen)"> <META NAME="keywords" CONTENT="image, images, photograph, lichen, Aspicilia"> <META NAME="Author" CONTENT="Alan J. Silverside"> </HEAD> <BODY bgcolor="#000000" background="Icback_dr.jpg" TEXT="#000000" LINK="#3672a4" VLINK="#3672a4"> &nbsp; <center><table border=0 bgcolor="#ffffff" width=1000> <tr><td> <a href="Arthonia_vinosa.html" target="_top"><img src="previous.gif" border=0 alt="Previous page" align=left></a> <a href="Aspicilia_calcarea.html" target="_top"><img src="next.gif" border=0 alt="Next page" align=right></a> <blockquote> <h5 align=center><font color="#b22222" face="arial">&nbsp;<br>lastdragon.org</font></h5> <h2 align=center><font color="#b22222">Images of British Lichens</font></h2> <hr width="50%"> <p><br></p> <center> <p><font size=5><b>Aspicilia caesiocinerea</b></font><font size=4> (Nyl. ex Malbr.) Arnold<br>&nbsp;<br> (= <b>Circinaria caesiocinerea</b> (Nyl. ex Malbr.) A.Nordin, S.Savi &amp; Tibell)</font></p> <p><br></p> <table width=740 border=0> <tr><td><div align=justify><font face="arial" size=2>Thallus a warted, blueish- or brownish-grey crust; apothecia more or less immersed, with thick, thalline margins and black, sunken discs. Widespread and locally frequent on base-poor rocks. Distinguished from members of the <i>A.&nbsp;cinerea</i> group by chemical tests (Pd-, K-).</p> <p>Refs: Smith <i>et al.</i> (2009), 183; Purvis <i>et al.</i> (1992), 98; Dobson (2005), 72-3 (photo); Dobson (2011), 79 (photo); van Herk & Aptroot (2004, 2013), 64-5 (photo); Moberg &amp; Holm&aring;son (1984), 111 (photo, upper left); Hansen & Anderson (1995), 77 (photo); Valc&aacute;rcel <i>et al.</i> (2003), 120-1 (photo); Wirth, Hauck &amp; Schulz (2013), 1: 190-1, 367 (photo, as <i>Circinaria caesiocinerea</i>); Thomson (1997), 63, 65 (photo).</p> <p>Sometimes parasitised by <i><a href="Rhizocarpon_viridiatrum.html">Rhizocarpon viridiatrum</a></i>.</p> <p>FGBI: <a href="http://fungi.myspecies.info/all-fungi/circinaria-caesiocinerea" target="_blank">http://fungi.myspecies.info/all-fungi/circinaria-caesiocinerea</a></font></div></td></tr> </table> &nbsp; <table> <tr><td align=center><img src="Aspicilia_caesiocinerea_P4026560.jpg" border=1 vspace=5 alt="Aspicilia caesiocinerea"></td></tr> <tr><td align=center><font face="arial" size=2>On siliceous rock, Glen Tilt, Perthshire, April 2008</font></td></tr> </table> <p><br></p> <table border=0> <tr><td><a href="Arthonia_vinosa.html" target="_top"><img src="baru6.gif" border=0 alt="Previous page"></a></td> <td width="50">&nbsp;</td> <td><a href="Aspicilia_calcarea.html" target="_top"><img src="baru8.gif" border=0 alt="Next page"></a></td></tr> </table> </center> <p><br></p> <p><hr></p> <center><font face="Arial" size=2> <p><b><a href="index.html" target="_top">Lichens HOME PAGE</a> | <a href="indexP.html" target="_top">Index of Species</a> | <a href="http://www.lastdragon.org/conditions.html" target="_top">Conditions of Use and e-mail contact</a> | <a href="references.html" target="_top">References</a> | <a href="http://www.lastdragon.org/home.html" target="_top">Site Home Page</a></b></p> </font></center> <p><br></p> <font face="Arial" size=2> <p>&copy; A.J. Silverside<br> Uploaded October 2009, page last updated January 2016</p> </font> </blockquote> </td></tr> </table></center> </BODY> </HTML>