Field Experience

  • 1971 - Texas, New Mexico, Arizona: Plant ecology field study trip.
  • 1971 - Colorado, Wyoming: Study of pika vocalizations in the alpine zone.
  • 1972 - Colorado: Study of pika vocalizations in the alpine zone.
  • 1973 - México (Coahuila, Jalisco, Colima): Ornithology field study trip.
  • 1973 - Oklahoma: Collections of Lesquerella engelmannii.
  • 1974 - Oklahoma, Texas, Kansas, Colorado: Collections of Lesquerella engelmannii.
  • 1975 - Sonoran Desert (California, Arizona): Plant ecology field study.
  • 1976 - Sonoran and Mojave deserts (California, Arizona): Collections of Eschscholzia.
  • 1977 - Sonoran and Mojave deserts (California, Arizona): Collections of Eschscholzia.
  • 1978 - Sonoran and Mojave deserts (California): Collections of Eschscholzia.
  • 1978 - México (Sonora, Baja California), Arizona: Collections of Encelia, plant ecology field study.
  • 1979 - México (Sonora), Arizona, California: Collections of Encelia, plant ecology field study.
  • 1980 - México (Baja California), California, Nevada: Collections of Encelia, plant ecology field study.
  • 1981 - México (Baja California), California, Arizona, Utah, Nevada: Collections of Encelia, plant ecology field study.
  • 1982 - México (Baja California): Collections of Encelia, plant ecology field study.
  • 1983 - Arizona: Plant ecology field study in Organ Pipe Cactus National Monument, Sycamore Canyon.
  • 1983 - California: Tetracoccus Ridge, Death Valley National Monument.
  • 1983 - Nevada, Utah: Collections of Enceliopsis, plant ecology field study.
  • 1985 - Arizona, New Mexico, Colorado, Utah. Field study of Helianthella.
  • 1988 - Western Mojave Desert (California): Field study of Eschscholzia.
  • 1989 - Western Mojave Desert (California): Field study of Eschscholzia.
  • 1989 - México (Baja California): Collections of Encelia in Sierra Vizcaíno.
  • 1992 - California, Arizona, Nevada, Utah: Collections of Encelia.
  • 1994 - México (Baja California): Collections of Encelia.
  • 1995 - California: Collections of Eschscholzia.
  • 1995 - San Clemente Island (California): Collections of Eschscholzia, Encelia.
  • 1996 - San Clemente Island (California): Collections of Eschscholzia, Encelia.
  • 1998 - San Clemente Island (California): Assisting field research on Lotus, Brodiea, Triteleia.

1981 - present, repeated class field trips to eastern Mojave Desert, western Mojave Desert, Palomar Mountain (California).