diff --git a/bokeh/glyphs.py b/bokeh/glyphs.py
index 8b9aabc..4bf2522 100644
--- a/bokeh/glyphs.py
+++ b/bokeh/glyphs.py
@@ -167,6 +167,7 @@ class ImageURI(BaseGlyph):
     x = DataSpec
     y = DataSpec
     angle = DataSpec
+    url = DataSpec
 
 class ImageRGBA(BaseGlyph):
     __view_model__ = 'image_rgba'
@@ -258,4 +259,4 @@ class Wedge(BaseGlyph, FillProps, LineProps):
     radius = DataSpec(min_value=0)
     start_angle = DataSpec
     end_angle = DataSpec
-    direction = Enum(Direction)
\ No newline at end of file
+    direction = Enum(Direction)
diff --git a/bokeh/plotting.py b/bokeh/plotting.py
index 7997b9f..883566c 100644
--- a/bokeh/plotting.py
+++ b/bokeh/plotting.py
@@ -789,6 +789,9 @@ Notes:
 """
 )
 
+image_url = _glyph_function(glyphs.ImageURL, ("url", "x", "y", "angle"), "FIXME: Need docstring")
+
+
 inverted_triangle = _glyph_function(glyphs.InvertedTriangle, ("x", "y"),
 """ The `inverted_triangle` glyph is a marker that renders upside-down triangles at `x`, `y` with size `size` or `radius`.