Carex obnupta

Carex obnupta mature fruits.

Carex obnupta mature fruits.

Carex obnupta growing in 1-gallon containers at a nursery near Seattle, WA.

Carex obnupta growing in 1-gallon containers at a nursery near Seattle, WA. 

Carex obnupta rootball of plant grown in a 1-gallon container.

Carex obnupta rootball of plant grown in a 1-gallon container. 

Carex obnupta grown in a 4-inch container at the Berry Seed Bank research nursery located in Portland, Oregon.

Carex obnupta grown in a 4-inch container at the Berry Seed Bank research nursery located in Portland, Oregon.

Carex obnupta with rootball for plant grown in a 4-inch container at the Berry Seed Bank research nursery located in Portland, Oregon.

Carex obnupta with rootball for plant grown in a 4-inch container at the Berry Seed Bank research nursery located in Portland, Oregon.  

Carex obnupta female flowers viewed through a microscope.

Carex obnupta female flowers viewed through a microscope.  

Carex obnupta male flowers under microscope.

Carex obnupta male flowers under microscope. 

Carex obnupta rhizomes.

Carex obnupta rhizomes.