kex

noun3

1. •
   (rare) A dry husk or covering.

   • On the bedside table a new package of cigarettes and a traveling clock had for neighbor a nicely wrapped box containing the green figurine of a girl skier which shone through the double kix. — 1972
2. •
   (dialect, no longer used) The dried stem of certain large herbaceous plants.

   • "I suppose you'll want a dish o' tay, or victuals of some sort, hey? […] I should be as dry as kex wi' travelling so far." — 1891
3. •
   (no longer used) A plant having such a stem; a weed, a kecksy.