Stricta Types (male atop female, slender blades)
 

Carex stricta (Strict Tussock Sedge)

Carex lasiocarpa? (Wire Grass)

Carex haydenii (Hayden's Sedge)

Carex lanuginosa (Woolly Sedge)

Ovales Types (Ball Sedges)
 

Carex muhlenbergii (Muhlenberg's Sedge)

Carex scoparius? (Pointed Broom Sedge)

Carex bebbii (Bebb's Sedge)

Carex brunnescens? (Brownish Sedge)

Carex canescens (Hoary Ball Sedge)

Distinctive Types
 

Carex oligosperma (Few-seeded Sedge)

Carex intumescens (Bladder Sedge)

Drooping (pedunculate) Types
 

Carex limosa? (Mud Sedge)

Carex gracillima (Graceful Sedge)

Branching Types
 

Carex trisperma (Three-Fruited Sedge)

Broad-leaved Types with Large Heads
 

Carex comosa? (Sunrise Sedge)

Carex lacustris (Lake Sedge)

Undetermined Species
 

Carex spp (Heckenlaible Sedges)

Carex rosea (Sunrise Sedge)