diff --git a/docs/graphite.md b/docs/graphite.md
index 9786f30a4f..719a4bb8b5 100644
--- a/docs/graphite.md
+++ b/docs/graphite.md
@@ -30,14 +30,20 @@ Here are the currently included functions:
 Function name and signature                           | Alias        | Metrictank
 ----------------------------------------------------- | ------------ | ----------
 alias(seriesList, alias) seriesList                   |              | Stable
-aliasByNode(seriesList, nodeList) seriesList          |              | Stable
+aliasByNode(seriesList, nodeList) seriesList          | aliasByTags  | Stable
 aliasSub(seriesList, pattern, replacement) seriesList |              | Stable
 averageSeries(seriesLists) series                     | avg          | Stable
 consolidateBy(seriesList, func) seriesList            |              | Stable
+diffSeries(seriesLists) series                        |              | Stable
 divideSeries(seriesList, dividend, divisor) seriesList|              | Stable
+groupByTags(seriesList, func, tagList) seriesList     |              | Stable
 maxSeries(seriesList) series                          | max          | Stable
+minSeries(seriesList) series                          | min          | Stable
+multiplySeries(seriesList) series                     |              | Stable
 movingAverage(seriesLists, windowSize) seriesList     |              | Unstable
 perSecond(seriesLists) seriesList                     |              | Stable
-scale(seriesLists, num) series                        | sum          | Stable
+rangeOfSeries(seriesList) series                      |              | Stable
+scale(seriesLists, num) series                        |              | Stable
+stddevSeries(seriesList) series                       |              | Stable
 sumSeries(seriesLists) series                         | sum          | Stable
 transformNull(seriesList, default=0) seriesList       |              | Stable
diff --git a/expr/funcs.go b/expr/funcs.go
index e28667b334..468424af39 100644
--- a/expr/funcs.go
+++ b/expr/funcs.go
@@ -53,16 +53,20 @@ func init() {
 		"avg":            {NewAggregateConstructor("average", crossSeriesAvg), true},
 		"averageSeries":  {NewAggregateConstructor("average", crossSeriesAvg), true},
 		"consolidateBy":  {NewConsolidateBy, true},
+		"diffSeries":     {NewAggregateConstructor("diff", crossSeriesDiff), true},
 		"divideSeries":   {NewDivideSeries, true},
 		"groupByTags":    {NewGroupByTags, true},
 		"max":            {NewAggregateConstructor("max", crossSeriesMax), true},
 		"maxSeries":      {NewAggregateConstructor("max", crossSeriesMax), true},
 		"min":            {NewAggregateConstructor("min", crossSeriesMin), true},
 		"minSeries":      {NewAggregateConstructor("min", crossSeriesMin), true},
+		"multiplySeries": {NewAggregateConstructor("multiply", crossSeriesMultiply), true},
 		"movingAverage":  {NewMovingAverage, false},
 		"perSecond":      {NewPerSecond, true},
+		"rangeOfSeries":  {NewAggregateConstructor("rangeOf", crossSeriesRange), true},
 		"scale":          {NewScale, true},
 		"smartSummarize": {NewSmartSummarize, false},
+		"stddevSeries":   {NewAggregateConstructor("stddev", crossSeriesStddev), true},
 		"sum":            {NewAggregateConstructor("sum", crossSeriesSum), true},
 		"sumSeries":      {NewAggregateConstructor("sum", crossSeriesSum), true},
 		"transformNull":  {NewTransformNull, true},