Complex sentence: Of the plants that grow in the region, vegetation in the Puna occurs in the form of grass and shrub steppe, with different types of vegetation encountered in wetlands; 25 species have been identified in the Tocomar wetland.
Split into simpler sentences: Of the plants that grow in the region, vegetation in the Puna occurs in the form of grass and shrub steppe. Wetlands have a different flora; 25 species have been identified in the Tocomar wetland.