- BLM, Richfield District, Ut. Rare plant inventory: Warm Springs and House Range Resource Areas.(1990)
- Utah Heritage(1990) Program, Salt Lake City, Ut. Rare plant inventory: Tushar Mountains, Ut.(1990)
- BLM, Salt Lake City, Ut. Rare plant inventory: Great Basin and Deep Creek Mts.(1990)
- Chusa Energy Co. Farmington, NM. Sclerocactus mesa-verde. Navajo Indian Reservation.(1990) Endangered Plant Studies, Anadarko Petroleum Company, Denver, Co. Rare plant inventory: Lonetree, Wy.(1989)
- BLM, Salt Lake City, Ut. Rare plant inventory: San Rafael Swell, Ut.(1989)
- Chusa Energy Company, Farmington, NM. Black-footed ferret inventory: Navajo Indian Reservation, Blanding, Ut.(1989)
- Endangered Plant Studies, Orem, Ut. Utah Power and Light. Rare plant inventory: Blanding, Ut.(1988)
- BLM, Salt Lake City, Ut. Rare plant inventory: San Rafael Resource Area, Ut.(1988)
- Endangered Plant Studies, Orem, Ut. Seis-Pro Corp., Billings, Mt. Rare plant inventory: Nucla, Co.(1988)
- Endangered Plant Studies, Orem, Ut. NPS, Springdale, Ut. Botanical inventory: Zion National Park.(1988)
- Endangered Plant Studies, Orem, Ut. Questar Pipeline Inc., Salt Lake City, Ut. Rare plant inventory in Brown’s Park, Ut.(1988)
- Endangered Plant Studies, Orem, Ut. NPS, Springdale, Ut. Botanical inventory: Zion National Park.(1987)
- Endangered Plant Studies, Orem, Ut. Wayne Co. Water Conservancy District. Rare plant inventory : proposed Fremont River Dam.(1987)
- Endangered Plant Studies, Orem, Ut. Utemco Mineral Corp.,Uravan, Co. Rare plant inventory: radioactive waste repository.(1987)
- Endangered Plant Studies, Orem, Ut. Plateau Mining Corp., Wattis, Ut. Rare plant inventory.(1987)
- Endangered Plant Studies, Orem, Ut. NPS, Springdale, Ut. Botanical inventory: Zion National Park.(1986)
- Neese Investigations, Salt Lake City, Ut. Sclerocactus wrightiae .BLM, Richfield, Ut.(1986)
- El Paso Natural Gas Company. Rare plant inventory: natural gas line in NM.and AZ.(1985)
- Transwestern Pipeline Corporation. Rare plant inventory: natural gas line, NM and Az.(1985)
- Endangered Plant Studies, Orem, Ut. Wayne Co. Water Conservancy. Rare plant inventory: Fremont River Dam, Ut.(1985)
- Endangered Plant Studies, Orem, Ut. Amoco-Badger Oil Co. Vernal, Ut. Rare plant inventory.(1984)
- Bio-West, Logan, Ut. Exxon USA, Midland Tx. Riley Ridge EIS.(1984)
- Bio-West, Logan, Ut. San Juan Basin Coal, EIS, Farmington, NM.(1984)
- Bio-West, Logan, Ut. Gulf Oil Corp, Houston, Tx. EIS. Commissary Ridge, Wy.(1984)
- Endangered Plant Studies, Orem, Ut. Utah Power and Light. Rare plant inventory: Wash. Co., Ut.(1984)
- Endangered Plant Studies, Orem, Ut. UDOT. Rare plant inventory: Interstate 70 in Emery Co., Ut.(1984)
- Endangered Plant Studies, Orem, Ut. Utah Power and Light. Rare plant & Desert Tortise (Gopherus agassizii) inventory: Wash. Co., Ut.(1984)
- Endangered Plant Studies, Orem, Ut. Utah Power and Light. Rare plant inventory: Unita Co., Wy(1983)
- Endangered Plant Studies, Orem, Ut. NGA, Engelwood, Co. Rare plant inventory: Price, Ut.(1983)
- Endangered Plant Studies, Orem, Ut. Chevron USA., Kemmerer, Wy. Rare plant inventory.(1983)
- Endangered Plant Studies, Orem, Ut. Bectel Corp., San Francisco, Ca. Rare plant inventory: railway facility Lavender Canyon Nuclear Waste Repository.(1983)
- Endangered Plant Studies, Orem, Ut. Colorado-Ute Power, Montrose, Co. Rare plant inventory: Grand Junction, Co.(1983)
- Endangered Plant Studies, Orem, Ut. Frontier Exploration, Billing Mt. Rare plant inventory: Price, Ut.(1982)
- Bio-West, Logan, Ut. BLM, Vernal, Ut. Rare plant inventory: Uinta Basin, Ut.(1982)
- Brigham Young University, Provo, Ut. Inventory for Zion Snail (Physa zionis). Zion Natl. History Association.(1982)
- BLM. Las Cruces, New Mexico. Rare plant inventory, Sacramento Mts.(1979)
- Endangered Plant Studies, Orem, Ut. MX missle inventory in Nevada & Utah.(1978)