[4]: 46 Oreojuncus trifidus is a perennial herb with tufted stems up to 40 centimeters long, growing erect or drooping.

[5][6] The plant reproduces sexually with its flowering structures and vegetatively via its rhizome, when it may form colonies.

[7] This species grows in a number of habitat types, especially in alpine environments.

[citation needed] While not rare in general, the plant faces threats in some locations.

[8] Rush habitat on Camel's Hump and Mount Marcy also suffers from trampling disturbance.