diff --git a/python/plugins/sextante/grass/description/r.stream.angle.txt b/python/plugins/sextante/grass/description/r.stream.angle.txt
new file mode 100644
index 000000000000..649ceda6257c
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.angle.txt
@@ -0,0 +1,13 @@
+r.stream.angle
+r.stream.angle - Route azimuth, direction and relation to streams of higher order.
+Raster (r.*)
+ParameterRaster|stream|Input map: stream mask|False
+ParameterRaster|dirs|Input map: direction map|False
+ParameterRaster|elev|Input map: elevation map|True
+ParameterSelection|order|Stream ordering method|none;hack;horton;strahler|0
+ParameterNumber|length|Search length to calculat direction|1|None|15
+ParameterNumber|skip|Skip segments shorter than|1|None|5
+ParameterNumber|treshold|Max angle (degrees) beetwen stream segments to|1.0|360.0|150.0
+ParameterBoolean|-r|Output angles in radians|False
+ParameterBoolean|-e|Extended topology|False
+OutputVector|seg_vector|Vector to store new network with segments
diff --git a/python/plugins/sextante/grass/description/r.stream.basins.txt b/python/plugins/sextante/grass/description/r.stream.basins.txt
new file mode 100644
index 000000000000..1ad7b0bcc31b
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.basins.txt
@@ -0,0 +1,10 @@
+r.stream.basins
+r.stream.basins - Calculate basins according user input
+Raster (r.*)
+ParameterRaster|dir|Input map: flow direction|False
+ParameterRaster|stream|Input map: stream network|True
+ParameterVector|points|Basins outlets|0|True
+ParameterBoolean|-z|Create zero-value background|False
+ParameterBoolean|-c|Use unique category sequence|False
+ParameterBoolean|-l|Create basins only for last stream links|False
+OutputRaster|basins|Output basin map
diff --git a/python/plugins/sextante/grass/description/r.stream.del.txt b/python/plugins/sextante/grass/description/r.stream.del.txt
new file mode 100644
index 000000000000..87489b28cfa2
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.del.txt
@@ -0,0 +1,8 @@
+r.stream.del
+r.stream.del - Calculate basins according user input
+Raster (r.*)
+ParameterRaster|stream|Input map: stream mask|False
+ParameterRaster|dir|Input map: flow direction|False
+ParameterNumber|threshold|Minimum number of cell in stream|1|None|1
+ParameterBoolean|-z|Create zero-value background|False
+OutputRaster|reduced|Output reduced stream map
diff --git a/python/plugins/sextante/grass/description/r.stream.distance.txt b/python/plugins/sextante/grass/description/r.stream.distance.txt
new file mode 100644
index 000000000000..3f1b1e113f54
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.distance.txt
@@ -0,0 +1,12 @@
+r.stream.distance
+r.stream.distance - Calculate distance to and elevation above streams and outlets
+Raster (r.*)
+ParameterRaster|stream|Input map: streams (outlets) mask|False
+ParameterRaster|dir|Input map: flow direction|False
+ParameterRaster|dem|Input map: elevation map|True
+ParameterSelection|method|Calculation method|upstream,downstream|1
+ParameterBoolean|-o|Calculate parameters for outlets|False
+ParameterBoolean|-s|Calculate parameters for subbasins|False
+ParameterBoolean|-n|Calculate nearest local maximum|False
+OutputRaster|elevation|Output elevation map
+OutputRaster|distance|Output distance map
diff --git a/python/plugins/sextante/grass/description/r.stream.extract.txt b/python/plugins/sextante/grass/description/r.stream.extract.txt
new file mode 100644
index 000000000000..d81081d3ca31
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.extract.txt
@@ -0,0 +1,13 @@
+r.stream.extract
+r.stream.extract - Stream network extraction
+Raster (r.*)
+ParameterRaster|elevation|Input map: elevation map|False
+ParameterRaster|accumulation|Input map: accumulation map|True
+ParameterRaster|depression|Input map: map with real depressions|True
+ParameterNumber|threshold|Minimum flow accumulation for streams|1.0|None|0.1
+ParameterNumber|mexp|Montgomery exponent for slope|0|None|0
+ParameterNumber|stream_length|Delete stream segments shorter than cells|0|None|0
+ParameterNumber|d8cut|Use SFD above this threshold|0|None|0
+OutputRaster|stream_rast|Output raster map with unique stream ids
+OutputVector|stream_vect|Output vector with unique stream ids
+OutputRaster|direction|Output raster map with flow direction
diff --git a/python/plugins/sextante/grass/description/r.stream.order.txt b/python/plugins/sextante/grass/description/r.stream.order.txt
new file mode 100644
index 000000000000..6e696efafa28
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.order.txt
@@ -0,0 +1,11 @@
+r.stream.order
+r.stream.order - Calculate Strahler's and Horton's stream order Hack's main streams and Shreeve's stream magnitude
+Raster (r.*)
+ParameterRaster|stream|Input map: stream mask|False
+ParameterRaster|dir|Input map: direction map|False
+ParameterBoolean|-z|Create zero-value background|False
+OutputRaster|strahler|Output basin map (Strahler)
+OutputRaster|shreve|Output basin map (Shreve)
+OutputRaster|horton|Output basin map (Horton)
+OutputRaster|hack|Output basin map (Hack)
+OutputRaster|top|Output basin map (Top)
diff --git a/python/plugins/sextante/grass/description/r.stream.pos.txt b/python/plugins/sextante/grass/description/r.stream.pos.txt
new file mode 100644
index 000000000000..34ae32d64a0a
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.pos.txt
@@ -0,0 +1,9 @@
+r.stream.pos
+r.stream.pos - Route azimuth, direction and relation to streams of higher order
+Raster (r.*)
+ParameterRaster|stream|Input map: stream mask|False
+ParameterRaster|dir|Input map: flow direction|False
+ParameterNumber|multiplier|Multipier to store stream index value|1|None|1000
+ParameterBoolean|-s|Create new stream category sequence|False
+OutputFile|cells|File to store pixel's position
+OutputFile|lengths|File to store current stream length
diff --git a/python/plugins/sextante/grass/description/r.stream.stats.txt b/python/plugins/sextante/grass/description/r.stream.stats.txt
new file mode 100644
index 000000000000..134199ce6b61
--- /dev/null
+++ b/python/plugins/sextante/grass/description/r.stream.stats.txt
@@ -0,0 +1,6 @@
+r.stream.stats
+r.stream.stats - Calculate Horton's and optionally Hack's statistics
+Raster (r.*)
+ParameterRaster|stream|Input map: stream mask|False
+ParameterRaster|dir|Input map: flow direction|False
+ParameterRaster|dem|Input map: elevation|False