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    <title>DigitalNatura.Org - Catillaria chalybeia</title>
    <link>http://digitalnatura.org/details.php?image_id=6541</link>
    <description><![CDATA[Picture taken on the 1st July 2007 under Aiguablava Parador,Girona, Catalonia, on siliceous rock, vertical position, shady place, 15 m. altitude.

A very common lichen around Catalonia, thermophilous, frequent near the sea.

Thallus greeneish grey to almost black, areolate, cracked, with a black prothallus. Apothecia numerous, 0,5 mm, matt, thin thalline margin.

C. atomarioides differs in the small apothecia and it grows mainly on slate roofs. 

C. nigroclavata is very common but it is always epiphytal.

See good picture in:

Frank Dobson´s Lichens book pag. 116

No spot reactions or K+ yellow.

Armand Tomás Vidal

Nikon CoolPIX 4.500.

Autoeye, PH, HTLM Editor.]]></description>
    <pubDate>Sun, 12 Apr 2026 15:39:45 GMT</pubDate>
      <image>
      <url>http://digitalnatura.org/data/thumbnails/30/CatiAE_copia.jpg</url>
      <title>Catillaria chalybeia</title>
      <link>http://digitalnatura.org/details.php?image_id=6541</link>
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    <item>
      <title>Molt bona</title>
      <link>http://digitalnatura.org/details.php?image_id=6541#comment7584</link>
      <pubDate>Mon, 23 Jul 2007 06:03:13 GMT</pubDate>
      <description><![CDATA[Pel que veig, no vas deixar un pam al voltant del Parador d'Aiguablava sense fotografiar tots els líquens que hi havia, i nosaltres que ho gaudim així com les excel·lents fitxes explicatives que hi afegeixes. Felicitats.]]></description>
          <category domain="http://digitalnatura.org/details.php?image_id=6541">DigitalNatura.Org - Catillaria chalybeia</category>
              <author><![CDATA[fbaldris@sigmascorpii.com (Francesc Baldrís)]]></author>
              <guid isPermaLink="false">http://digitalnatura.org/details.php?image_id=6541#comment7584</guid>
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