I Spy - 1st Clue

The first clue for the Whirly Bin "I Spy" game was posted today on the Whirly Bin Facebook page.
If you want to play and haven't joined Facebook, I will share the clue here and you can leave your answers as a comment!

Here is the clue:

I was first created in 1888 at a paper mill in Holyoke, MA. Jeff Tweedy, front man for the rock band Wilco, uses me to write all his songs. In my long lines, the sacred Indian national flower can be seen in pink. What am I?

Good Luck!