Muhlenbergia dubia

A large, clumping Muhlenbergia with narrow inflorescences.

Inflorescences on the Pine Tree Trail at Aguirre Spring Recreational Area, east side of the Organ Mountains, Doña Ana County, 17 Sep 2006.

Plant habit on the Pine Tree Trail at Aguirre Spring, 17 Sep 2006.

Spikelets on the Pine Tree Trail at Aguirre Spring, 17 Sep 2006.

A membraneous ligule on the Pine Tree Trail at Aguirre Spring, 17 Sep 2006.