diff --git a/src/calibre/gui2/tag_browser/model.py b/src/calibre/gui2/tag_browser/model.py
index e759783d7b..0324fd8622 100644
--- a/src/calibre/gui2/tag_browser/model.py
+++ b/src/calibre/gui2/tag_browser/model.py
@@ -21,6 +21,7 @@ from calibre.utils.icu import sort_key, lower, strcmp
 from calibre.library.field_metadata import TagsIcons, category_icon_map
 from calibre.gui2.dialogs.confirm_delete import confirm
 from calibre.utils.formatter import EvalFormatter
+from calibre.utils.ordered_dict import OrderedDict
 from calibre.utils.search_query_parser import saved_searches
 
 TAG_SEARCH_STATES = {'clear': 0, 'mark_plus': 1, 'mark_plusplus': 2,
@@ -315,9 +316,11 @@ class TagsModel(QAbstractItemModel): # {{{
                 for i,p in enumerate(path_parts):
                     path += p
                     if path not in category_node_map:
+                        icon = self.category_icon_map['gst'] if is_gst else \
+                                                    self.category_icon_map[key]
                         node = self.create_node(parent=last_category_node,
                                            data=p[1:] if i == 0 else p,
-                                           category_icon=self.category_icon_map[key],
+                                           category_icon=icon,
                                            tooltip=tt if path == key else path,
                                            category_key=path,
                                            icon_map=self.icon_state_map)
@@ -375,6 +378,7 @@ class TagsModel(QAbstractItemModel): # {{{
             collapse_letter = None
             category_node = category
             key = category_node.category_key
+            is_gst = category_node.is_gst
             if key not in data:
                 return
             cat_len = len(data[key])
@@ -455,6 +459,7 @@ class TagsModel(QAbstractItemModel): # {{{
                                      tooltip = None, temporary=True,
                                      category_key=category_node.category_key,
                                      icon_map=self.icon_state_map)
+                    sub_cat.is_gst = is_gst
                     node_parent = sub_cat
                 else:
                     node_parent = category
@@ -1161,7 +1166,10 @@ class TagsModel(QAbstractItemModel): # {{{
                         prefix = ' not '
                     else:
                         prefix = ''
-                    category = tag.category if key != 'news' else 'tag'
+                    if node.is_gst:
+                        category = key
+                    else:
+                        category = tag.category if key != 'news' else 'tag'
                     add_colon = False
                     if self.db.field_metadata[tag.category]['is_csp']:
                         add_colon = True
diff --git a/src/calibre/library/database2.py b/src/calibre/library/database2.py
index 9d8a27d1fb..9fe9d3dabb 100644
--- a/src/calibre/library/database2.py
+++ b/src/calibre/library/database2.py
@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 The database used to store ebook metadata
 '''
 import os, sys, shutil, cStringIO, glob, time, functools, traceback, re, \
-        json, uuid, tempfile, hashlib
+        json, uuid, tempfile, hashlib, copy
 from collections import defaultdict
 import threading, random
 from itertools import repeat
@@ -1794,10 +1794,22 @@ class LibraryDatabase2(LibraryDatabase, SchemaUpgrade, CustomColumns):
 
         for user_cat in sorted(user_categories.keys(), key=sort_key):
             items = []
+            names_seen = {}
             for (name,label,ign) in user_categories[user_cat]:
                 n = icu_lower(name)
                 if label in taglist and n in taglist[label]:
-                    items.append(taglist[label][n])
+                    if user_cat in gst:
+                        # for gst items, make copy and consolidate the tags by name.
+                        if n in names_seen:
+                            names_seen[n].id_set |= taglist[label][n].id_set
+                            names_seen[n].count += taglist[label][n].count
+                        else:
+                            t = copy.copy(taglist[label][n])
+                            t.icon = icon_map['gst']
+                            names_seen[t.name] = t
+                            items.append(t)
+                    else:
+                        items.append(taglist[label][n])
                 # else: do nothing, to not include nodes w zero counts
             cat_name = '@' + user_cat # add the '@' to avoid name collision
             # Not a problem if we accumulate entries in the icon map
diff --git a/src/calibre/library/field_metadata.py b/src/calibre/library/field_metadata.py
index 231af23038..51511e26d9 100644
--- a/src/calibre/library/field_metadata.py
+++ b/src/calibre/library/field_metadata.py
@@ -17,7 +17,7 @@ class TagsIcons(dict):
 
     category_icons = ['authors', 'series', 'formats', 'publisher', 'rating',
                       'news',    'tags',   'custom:', 'user:',     'search',
-                      'identifiers']
+                      'identifiers',       'gst']
     def __init__(self, icon_dict):
         for a in self.category_icons:
             if a not in icon_dict:
@@ -35,7 +35,8 @@ category_icon_map = {
                     'custom:'    : 'column.png',
                     'user:'      : 'tb_folder.png',
                     'search'     : 'search.png',
-                    'identifiers': 'identifiers.png'
+                    'identifiers': 'identifiers.png',
+                    'gst'        : 'catalog.png',
             }