Again, the scientist's stories end when they get back to the SGC. Parrish hasn't revealed his favored weapon yet but he will. I already know what it is and I leave a few hints here.
The sticker burrs paper references a story I started writing but never finished. I think I'll post what I have under 'Should I Post This?'
Other than that, research for this one was easy: I looked at the weed-filled carnage that is the local lawns. Water restrictions plus spring leads to native wildflowers, including those of the thistle family. And clover burrs. And a million other evil-looking plants with the most beautiful tiny sweet-smelling flowers.