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Plant
longevity
annual or biennial
perennial
Leaves
leaf (blade) presence
leaf blades present
no leaves apparent
Flower
flower type
radial sym. 6 or more petals
petals indistinguishable
principal flower color
brown
inconspicuous
Fruit or Cone
mature fruit dehiscence
opening along 3 to many seams
does not split open to release seed
Graminoid Traits
leaf arrangment - number of ranks
2-ranked
3-ranked
stem consistency
solid
hollow except at nodes
culm cross-section
round
oval
angled
leaf sheath
closed (not split)
open (split on side)
floral condition
perianth of tepals
perianth of bristles or capillary hairs
perianth absent; floret subtended by 1 scale
perianth absent; floret subtended by 2 scales
neither perianth nor scales apparent
Sedge Traits
perigynia
absent
glabrous