diff --git a/lib/iris/cube.py b/lib/iris/cube.py
index aa234ea71d..26604ac0e6 100644
--- a/lib/iris/cube.py
+++ b/lib/iris/cube.py
@@ -1835,6 +1835,9 @@ def summary(self, shorten=False, name_padding=35):
 
         nameunit = '{name} / ({units})'.format(name=self.name(),
                                                units=self.units)
+        # If all unknown and a STASH attribute exists, use it.
+        if nameunit == 'unknown / (unknown)' and 'STASH' in self.attributes:
+            nameunit = '{}'.format(self.attributes['STASH'])
         cube_header = '{nameunit!s:{length}} ({dimension})'.format(
             length=name_padding,
             nameunit=nameunit,
diff --git a/lib/iris/tests/unit/cube/test_CubeList.py b/lib/iris/tests/unit/cube/test_CubeList.py
index 16ad9815c6..260da07c33 100644
--- a/lib/iris/tests/unit/cube/test_CubeList.py
+++ b/lib/iris/tests/unit/cube/test_CubeList.py
@@ -1,4 +1,4 @@
-# (C) British Crown Copyright 2014 - 2015, Met Office
+# (C) British Crown Copyright 2014 - 2016, Met Office
 #
 # This file is part of Iris.
 #
@@ -22,6 +22,7 @@
 # Import iris.tests first so that some things can be initialised before
 # importing anything else.
 import iris.tests as tests
+import iris.tests.stock
 
 from cf_units import Unit
 import numpy as np
@@ -30,6 +31,7 @@
 from iris.coords import AuxCoord, DimCoord
 import iris.coord_systems
 import iris.exceptions
+from iris.fileformats.pp import STASH
 
 
 class Test_concatenate_cube(tests.IrisTest):
@@ -276,5 +278,28 @@ def test_scalar_cube_data_constraint(self):
         self.assertEqual(res, expected)
 
 
+class TestPrint(tests.IrisTest):
+    def setUp(self):
+        self.cubes = CubeList([iris.tests.stock.lat_lon_cube()])
+
+    def test_summary(self):
+        expected = ('0: unknown / (unknown)       '
+                    '          (latitude: 3; longitude: 4)')
+        self.assertEqual(str(self.cubes), expected)
+
+    def test_summary_name_unit(self):
+        self.cubes[0].long_name = 'aname'
+        self.cubes[0].units = '1'
+        expected = ('0: aname / (1)       '
+                    '                  (latitude: 3; longitude: 4)')
+        self.assertEqual(str(self.cubes), expected)
+
+    def test_summary_stash(self):
+        self.cubes[0].attributes['STASH'] = STASH.from_msi('m01s00i004')
+        expected = ('0: m01s00i004       '
+                    '                   (latitude: 3; longitude: 4)')
+        self.assertEqual(str(self.cubes), expected)
+
+
 if __name__ == "__main__":
     tests.main()