diff --git a/Project.toml b/Project.toml
index 1b164cc1..75ee62c8 100644
--- a/Project.toml
+++ b/Project.toml
@@ -53,12 +53,12 @@ julia = "1"
 FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"
 GeometryTypes = "4d00f742-c7ba-57c2-abde-4428a4b178cb"
 Gtk = "4c0ca9eb-093a-5379-98c5-f87ac0bbbf44"
+HDF5 = "f67ccb44-e63f-5c2f-98bd-6dc0ccc4ba2f"
 ImageMagick = "6218d12a-5da1-5696-b52f-db25d2ecc6d1"
 Images = "916415d5-f1e6-5110-898d-aaa5f9f070e0"
 LibGit2 = "76f85450-5226-5b5a-8eaa-529ad045b433"
 OffsetArrays = "6fe1bfb0-de20-5000-8ca7-80f57d26f881"
 PGFPlotsX = "8314cec4-20b6-5062-9cdb-752b83310925"
-HDF5 = "f67ccb44-e63f-5c2f-98bd-6dc0ccc4ba2f"
 RDatasets = "ce6b1742-4840-55fa-b093-852dadbb1d8b"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
diff --git a/src/series.jl b/src/series.jl
index e2ae1057..014b2352 100644
--- a/src/series.jl
+++ b/src/series.jl
@@ -35,14 +35,22 @@ series_vector(n::Integer, plotattributes) = [zeros(0) for i in 1:n]
 # vector of data points is a single series
 series_vector(v::AVec{<:DataPoint}, plotattributes) = [prepareSeriesData(v)]
 
+# vector of arrays
+series_vector(v::AVec{<:AbstractArray}, plotattributes) =
+    vcat((series_vector(vi, plotattributes) for vi in v)...)
+
 # list of things (maybe other vectors, functions, or something else)
 function series_vector(v::AVec, plotattributes)
     if all(x -> x isa MaybeNumber, v)
-        series_vector(Vector{MaybeNumber}(v), plotattributes)
+        return series_vector(Vector{MaybeNumber}(v), plotattributes)
     elseif all(x -> x isa MaybeString, v)
-        series_vector(Vector{MaybeString}(v), plotattributes)
+        return series_vector(Vector{MaybeString}(v), plotattributes)
     else
-        vcat((series_vector(vi, plotattributes) for vi in v)...)
+        try
+            series_vector(string.(v), plotattributes)
+        catch
+            vcat((series_vector(vi, plotattributes) for vi in v)...)
+        end
     end
 end