<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0">
  <channel>

    <title>DigitalNatura.Org - Umbilicaria torrefacta</title>
    <link>http://digitalnatura.org/details.php?image_id=8742</link>
    <description><![CDATA[Pictur etaken during the summer at Targasonne, Oriental Pyrenees, Alta Cerdanya, France, on a granite boulder, 1.600 m. altitude.

Lichen very variable in form but with a more or less constant colour that give it the name &quot;torrefacta&quot;. Thallus single-lobed, but very contorted, dark brown (almost black), the surface is tessellated. Apothecia gyrose.

Medulla: K+ yellow, C+ red.

See pictures in:

F. Dobson, Lichens, pag. 438.

C. Pérez et alter (2003) Guía dos liches de Galicia, Bahia Edicions, pag. 368.

Armand Tomás Vidal

Nikon Coolpix 4.500

Autoeye, PH and HTLM Editor]]></description>
    <pubDate>Sun, 26 Apr 2026 18:30:22 GMT</pubDate>
      <image>
      <url>http://digitalnatura.org/data/thumbnails/30/a1ae_copia.jpg</url>
      <title>Umbilicaria torrefacta</title>
      <link>http://digitalnatura.org/details.php?image_id=8742</link>
    </image>
    
    <item>
      <title>Molt bona</title>
      <link>http://digitalnatura.org/details.php?image_id=8742#comment10665</link>
      <pubDate>Mon, 10 Mar 2008 05:54:39 GMT</pubDate>
      <description><![CDATA[Curiós el nom de &quot;Torrefacta&quot; per a aquesta espècie. Molt bona la captura i molt interessant l'explicació. Felicitats.]]></description>
          <category domain="http://digitalnatura.org/details.php?image_id=8742">DigitalNatura.Org - Umbilicaria torrefacta</category>
              <author><![CDATA[fbaldris@sigmascorpii.com (Francesc Baldrís)]]></author>
              <guid isPermaLink="false">http://digitalnatura.org/details.php?image_id=8742#comment10665</guid>
    </item>

  </channel>
</rss>