Quercus gambelii and Amelanchier utahensis were the codominant shrubs.
The dominant and codominant plants in the overstory (trees or shrubs) were noted at each station.
Grasses are dominant in the ground cover, and Sphaeralcea coccinea (globe mallow) is codominant.
The codominant shrubs in the understory of this zone are Amelanchier utahensis, Artemisia nova and Purshia tridentata.
codominant co·dom·i·nant (kō-dŏm'ə-nənt)
Of or relating to an equal degree of dominance of two genes, both being expressed in the phenotype of the individual.