You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
<api>
  <query>
    <allimages>
      <img name="CROP_garland_logo.png" timestamp="2013-05-13T23:47:40Z" url="http://palea.cgrb.oregonstate.edu/paw/images/c/c5/CROP_garland_logo.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:CROP_garland_logo.png" ns="6" title="File:CROP garland logo.png" />
      <img name="Edit_3.png" timestamp="2011-09-26T09:22:11Z" url="http://palea.cgrb.oregonstate.edu/paw/images/0/08/Edit_3.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:Edit_3.png" ns="6" title="File:Edit 3.png" />
      <img name="Gramene_logo.png" timestamp="2011-09-26T09:00:53Z" url="http://palea.cgrb.oregonstate.edu/paw/images/f/f3/Gramene_logo.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:Gramene_logo.png" ns="6" title="File:Gramene logo.png" />
      <img name="Jaiswal_lab_logo.png" timestamp="2011-11-15T23:20:50Z" url="http://palea.cgrb.oregonstate.edu/paw/images/6/64/Jaiswal_lab_logo.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:Jaiswal_lab_logo.png" ns="6" title="File:Jaiswal lab logo.png" />
      <img name="NSF_logo.png" timestamp="2011-09-26T09:17:42Z" url="http://palea.cgrb.oregonstate.edu/paw/images/7/7e/NSF_logo.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:NSF_logo.png" ns="6" title="File:NSF logo.png" />
      <img name="OSU_logo_112_117.png" timestamp="2011-09-26T09:02:16Z" url="http://palea.cgrb.oregonstate.edu/paw/images/5/5e/OSU_logo_112_117.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:OSU_logo_112_117.png" ns="6" title="File:OSU logo 112 117.png" />
      <img name="Poc_logo_135_118.png" timestamp="2011-09-26T09:00:38Z" url="http://palea.cgrb.oregonstate.edu/paw/images/4/41/Poc_logo_135_118.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:Poc_logo_135_118.png" ns="6" title="File:Poc logo 135 118.png" />
      <img name="Tair_logo.png" timestamp="2011-09-26T09:01:07Z" url="http://palea.cgrb.oregonstate.edu/paw/images/c/ca/Tair_logo.png" descriptionurl="http://palea.cgrb.oregonstate.edu/paw/index.php/File:Tair_logo.png" ns="6" title="File:Tair logo.png" />
    </allimages>
  </query>
</api>