From a drawing in 'Art Embroidery', M.S. Lockwood and E. Glaister, 1878.
Source Firkin
Abstract Geometric Monochrome Pattern Prismatic No Background
Source GDJ
If you want png files of thisu can download them here :
Source Viscious-Speed
The unit cell for this seamless pattern can be had in Inkscape by selecting the rectangle and using shift+alt+i.
Source Firkin
Remixed from a drawing in 'Line and form', Walter Crane, 1914.
Source Firkin
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
Clover with background for St. Patrick's Day. Add to a card with a doily, ribbon, a leprechaun or other embellishments.
Source BAJ
Dark wooden pattern, given the subtle treatment. based on texture from Cloaks.
You don’t see many mid-tone patterns here, but this one is nice.
Source Joel Klein
Colorful Floral Background 3 No Black
Source GDJ
Might not be super subtle, but quite original in its form.
Source Alex Smith
A background tile for web with abstract repeating texture of dark "stone wall".
Source V. Hartikainen
This one looks like a cork panel. Feel free to use it as a tiled background on your blog or website.
Source V. Hartikainen