Culturally Significant Plant Species of the Pueblo Peoples The latest study focused on artifact-rich locations that had at one time been occupied by the Pueblo peoples of the Colorado Plateau, including the Hopi, Zuni, Utes, and the Navajo (Diné). The scientists were primarily interested in searching for culturally significant Pueblo peoples’ plant species that grow in the area. Puebloan populations in the region were at their peak 1,000 years ago, and these species would have been used back then and in later years for food, medicine, and ceremonial or religious purposes. In total, the...