--- editors/ckeditor.inc
+++ editors/ckeditor.inc
@@ -164,7 +164,7 @@ function wysiwyg_ckeditor_settings($editor, $config, $theme) {
     // Versions below 3.0.1 could only handle one stylesheet.
     if (version_compare($editor['installed version'], '3.0.1.4391', '<')) {
       if ($config['css_setting'] == 'theme') {
-        $settings['contentsCss'] = reset(wysiwyg_get_css());
+        $settings['contentsCss'] = reset(wysiwyg_get_css($config['css_theme']));
       }
       elseif ($config['css_setting'] == 'self' && isset($config['css_path'])) {
         $settings['contentsCss'] = strtr($config['css_path'], array('%b' => base_path(), '%t' => path_to_theme()));
@@ -172,7 +172,7 @@ function wysiwyg_ckeditor_settings($editor, $config, $theme) {
     }
     else {
       if ($config['css_setting'] == 'theme') {
-        $settings['contentsCss'] = wysiwyg_get_css();
+        $settings['contentsCss'] = wysiwyg_get_css($config['css_theme']);
       }
       elseif ($config['css_setting'] == 'self' && isset($config['css_path'])) {
         $settings['contentsCss'] = explode(',', strtr($config['css_path'], array('%b' => base_path(), '%t' => path_to_theme())));
--- editors/fckeditor.inc
+++ editors/fckeditor.inc
@@ -129,7 +129,7 @@ function wysiwyg_fckeditor_settings($editor, $config, $theme) {
 
   if (isset($config['css_setting'])) {
     if ($config['css_setting'] == 'theme') {
-      $settings['EditorAreaCSS'] = implode(',', wysiwyg_get_css());
+      $settings['EditorAreaCSS'] = implode(',', wysiwyg_get_css($config['css_theme']));
     }
     elseif ($config['css_setting'] == 'self' && isset($config['css_path'])) {
       $settings['EditorAreaCSS'] = strtr($config['css_path'], array('%b' => base_path(), '%t' => path_to_theme()));
--- editors/wymeditor.inc
+++ editors/wymeditor.inc
@@ -172,7 +172,7 @@ function wysiwyg_wymeditor_settings($editor, $config, $theme) {
   if (isset($config['css_setting'])) {
     if ($config['css_setting'] == 'theme') {
       // WYMeditor only supports one CSS file currently.
-      $settings['stylesheet'] = reset(wysiwyg_get_css());
+      $settings['stylesheet'] = reset(wysiwyg_get_css($config['css_theme']));
     }
     elseif ($config['css_setting'] == 'self' && isset($config['css_path'])) {
       $settings['stylesheet'] = strtr($config['css_path'], array('%b' => base_path(), '%t' => path_to_theme()));
--- editors/yui.inc
+++ editors/yui.inc
@@ -200,7 +200,7 @@ function wysiwyg_yui_settings($editor, $config, $theme) {
 
   if (isset($config['css_setting'])) {
     if ($config['css_setting'] == 'theme') {
-      $settings['extracss'] = wysiwyg_get_css();
+      $settings['extracss'] = wysiwyg_get_css($config['css_theme']);
     }
     elseif ($config['css_setting'] == 'self' && isset($config['css_path'])) {
       $settings['extracss'] = strtr($config['css_path'], array('%b' => base_path(), '%t' => path_to_theme()));
--- wysiwyg.admin.inc
+++ wysiwyg.admin.inc
@@ -18,6 +18,12 @@ function wysiwyg_profile_form($form, &$form_state, $profile) {
   if (empty($profile['settings'])) {
     $profile['settings'] = array();
   }
+  if (variable_get('node_admin_theme')) {
+    $css_theme = variable_get('admin_theme');
+  }
+  else {
+    $css_theme = variable_get('theme_default');
+  }
   $profile['settings'] += array(
     'default' => TRUE,
     'user_choose' => FALSE,
@@ -40,6 +46,7 @@ function wysiwyg_profile_form($form, &$form_state, $profile) {
     'apply_source_formatting' => FALSE,
     'paste_auto_cleanup_on_paste' => FALSE,
     'css_setting' => 'theme',
+    'css_theme' => $css_theme,
     'css_path' => NULL,
     'css_classes' => NULL,
   );
@@ -270,7 +277,25 @@ function wysiwyg_profile_form($form, &$form_state, $profile) {
     '#title' => t('Editor CSS'),
     '#default_value' => $profile->settings['css_setting'],
     '#options' => array('theme' => t('Use theme CSS'), 'self' => t('Define CSS'), 'none' => t('Editor default CSS')),
-    '#description' => t('Defines the CSS to be used in the editor area.<br />Use theme CSS - loads stylesheets from current site theme.<br/>Define CSS - enter path for stylesheet files below.<br />Editor default CSS - uses default stylesheets from editor.'),
+    '#description' => t('Defines the CSS to be used in the editor area.<br />Use theme CSS - loads stylesheets from the specified theme below.<br/>Define CSS - enter path for stylesheet files below.<br />Editor default CSS - uses default stylesheets from editor.'),
+  );
+
+  $themes = list_themes();
+  $theme_list = array();
+  foreach($themes as $theme) {
+    if ($theme->status) {
+      $theme_list[$theme->name] = $theme->info['name'];
+    }
+  }
+  $form['css']['css_theme'] = array(
+    '#type' => 'select',
+    '#title' => t('Theme'),
+    '#default_value' => $profile->settings['css_theme'],
+    '#description' => t("Select which theme's CSS to apply to the editor.<br />Note: This is only applied when 'Editor CSS' field above is set to 'Use theme CSS'"),
+    '#options' => $theme_list,
+    '#states' => array(
+      'visible' => array('select[name="css_setting"]' => array('value' => 'theme')),
+    ),
   );
 
   $form['css']['css_path'] = array(
--- wysiwyg.module
+++ wysiwyg.module
@@ -605,7 +605,7 @@ function wysiwyg_get_editor_config($profile, $theme) {
  * @return
  *   An array containing CSS files, including proper base path.
  */
-function wysiwyg_get_css() {
+function wysiwyg_get_css($theme) {
   static $files;
 
   if (isset($files)) {
@@ -617,13 +617,13 @@ function wysiwyg_get_css() {
   }
 
   $files = array();
-  foreach (drupal_add_css() as $filepath => $info) {
-    if ($info['group'] >= CSS_THEME && $info['media'] != 'print') {
-      if (file_exists($filepath)) {
-        $files[] = base_path() . $filepath;
-      }
+  $themes = list_themes();
+  foreach($themes[$theme]->stylesheets['all'] as $file => $path) {
+    if (file_exists($path)) {
+      $files[] = base_path() . $path;
     }
   }
+
   return $files;
 }