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How to Manage Pests

Identification: Characteristics of Grasses

Sheaths (grasses)

The lower portion of the leaf blade that encircles the stem is the sheath. Sheaths vary in structure and, therefore, are used in identification. Below are different sheath types.

Split Overlap Fused
Illustration of collar with split sheath Illustration of sheath with overlapping margins Illustration of sheath with closed margins
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