Does inkscape uses brushes I'm trying to create a flower as used to Illustrator but can't find brushes , in inskcape is different method ? Maybe path/union?

I think you might be looking for Live Path Effects in Path menu?

Hi 2World

It isn't known whether your help or useful information, but see below cite.
you can download Brush svg files and others from there.

http://www.inkscapeforum.com/viewtopic.php?f=14&t=3798&start=0 posted to "Inkscape & the Web" .