Travell\1anagentent Tonto National Forest Sensitive Plant Species Report Rob rt Madera, Botany Intern, Tonto National Forest Table of Contents Introduction .................................................................................................................................................. 4 Affected Environment ................................................................................................................................... 4 Environmental Consequences ...................................................................................................................... 6 Legal and Regulatory Compliance ............................................................................................................. 6 Methodology and Assumptions ................................................................................................................ 7 Methodology ......................................................................................................................................... 7 Assumptions .......................................................................................................................................... 8 Pima Indian Mallow .................................................................................................................................. 9 Alternative A – Direct and Indirect Effects.......................................................................................... 11 Alternative B– Direct and Indirect Effects ........................................................................................... 11 Alternative C– Direct and Indirect Effects ........................................................................................... 12 Alternative D– Direct and Indirect Effects .......................................................................................... 12 Tonto Basin Agave................................................................................................................................... 12 Alternative A – Direct and Indirect Effects.......................................................................................... 14 Alternative B – Direct and Indirect Effects .......................................................................................... 14 Alternative C – Direct and Indirect Effects .......................................................................................... 15 Alternative D – Direct and Indirect Effects ......................................................................................... 15 Hohokam Agave ...................................................................................................................................... 15 Alternative A– Direct and Indirect Effects .......................................................................................... 18 Alternative B– Direct and Indirect Effects ........................................................................................... 18 Alternative C– Direct and Indirect Effects ........................................................................................... 18 Alternative D– Direct and Indirect Effects .......................................................................................... 19 Mt. Dellenbaugh Sandwort ..................................................................................................................... 19 Alternative A– Direct and Indirect Effects .......................................................................................... 21 Alternative B– Direct and Indirect Effects ........................................................................................... 21 Alternative C– Direct and Indirect Effects ........................................................................................... 21 Alternative D– Direct and Indirect Effects .......................................................................................... 21 Ripley’s Wild Buckwheat ......................................................................................................................... 22 Alternative A– Direct and Indirect Effects .......................................................................................... 24 Alternative B– Direct and Indirect Effects ........................................................................................... 24 Alternative C– Direct and Indirect Effects ........................................................................................... 24 Alternative D– Direct and Indirect Effects .......................................................................................... 24 Eastwood Alum Root............................................................................................................................... 25 Page 2 of 43 Alternative A– Direct and Indirect Effects .......................................................................................... 27 Alternative B– Direct and Indirect Effects ........................................................................................... 27 Alternative C– Direct and Indirect Effects ........................................................................................... 27 Alternative D– Direct and Indirect Effects .......................................................................................... 27 Horseshoe Deer Vetch ............................................................................................................................ 28 Alternative A– Direct and Indirect Effects .......................................................................................... 30 Alternative B– Direct and Indirect Effects ........................................................................................... 30 Alternative C– Direct and Indirect Effects ........................................................................................... 30 Alternative D– Direct and Indirect Effects .......................................................................................... 30 Toumey’s Groundsel ............................................................................................................................... 31 Alternative A– Direct and Indirect Effects .......................................................................................... 33 Alternative B– Direct and Indirect Effects ........................................................................................... 33 Alternative C– Direct and Indirect Effects ........................................................................................... 33 Alternative D– Direct and Indirect Effects .......................................................................................... 34 Arizona Phlox .......................................................................................................................................... 34 Alternative A– Direct and Indirect Effects .......................................................................................... 36 Alternative B– Direct and Indirect Effects ........................................................................................... 36 Alternative C– Direct and Indirect Effects ........................................................................................... 36 Alternative D– Direct and Indirect Effects .......................................................................................... 36 Hualapai Milkwort ................................................................................................................................... 36 Alternative A– Direct and Indirect Effects .......................................................................................... 39 Alternative B– Direct and Indirect Effects ........................................................................................... 39 Alternative C– Direct and Indirect Effects ........................................................................................... 39 Alternative D– Direct and Indirect Effects .......................................................................................... 39 Cumulative Effects of Action Alternatives Common to All Species ............................................................ 40 Fire Management .................................................................................................................................... 40 Range Management ................................................................................................................................ 41 Recreation Management ........................................................................................................................ 41 Road Maintenance and Land Use Projects ............................................................................................. 41 Climate change........................................................................................................................................ 41 References .................................................................................................................................................. 42 Page 3 of 43 Introduction This report addresses the potential impacts associated with the implementation of the Travel Management Rule. The report outlines current regulatory direction, which guides the development of management activities. It discusses the methodology of analysis, summarizes the existing condition, and discloses the direct, indirect,