:

:
Plant
  longevity
   annual or biennial
   perennial
Graminoid Traits
  stem consistency
   hollow except at nodes
   solid
  leaf sheath
   open (split on side)
   closed (not split)
  ligules
   absent
   eciliate membrane
   ciliate membrane
   fringe of hairs
   erose
  spikelet disarticulation
   breaking up at maturity (above glumes)
   falling entire (below glumes)
   persistent
  spikelet compression
   laterally compressed
   dorsally compressed
   subterete
  awns - present/absent
   awns present
   awns absent

Badlands National Park Grasses

Badlands National Park
Species Count: 58

Poaceae