"gigantopterid" = an English noun describing large leaves with complex reticulate venation resembling the Cathaysian fossil seed plant genus Gigantopteris and North American genus Delnortea of the Permian Period, 260 million years ago"

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[ John M. Miller, Ph.D., Botanist ]

Dr. Miller is a plant systematist and paleobotanist with more than 37 years experience as a researcher, college teacher, and international private sector botanical consultant. John's scientific research papers appear in refereed, international journals covering the disciplines of biochemistry, botany, geology, paleontology, and systematics of flowering plants including a monograph with his major Professor, Ken Chambers on the genus Claytonia, and three online essays on the origin of angiosperms.

His current research focuses on potential coevolutionary origins of flowering plants and the Holometabola.

Professional References:

William Allan, Principal, Analytical Environmental Services, Sacramento, California (916-447-3479); Kenton L. Chambers, Professor Emeritus, Oregon State University, Corvallis (541-737-4106); Peter H. Raven, President, Missouri Botanical Garden and Member of the National Academy of Sciences (314-577-5111).


  • Doctorate (Ph.D.), Oregon State University, 1978, major in botany and plant pathology, minor in plant physiology and biochemistry (Kenton L. Chambers, major professor)

  • Masterís degree (M. S.), Oregon State University, 1975, major in botany and plant pathology; minor in plant physiology and biochemistry

  • Bachelorís degree (A. B.), Humboldt State University, 1973, major in botany

  • Associate of Arts degree (A. A.), Moorpark College, 1971, major in forestry

Professional Affiliations:

  • Botanical Society of America (Pacific, Paleobotanical, and Systematics Sections)


  • 2009-2015, Curatorial Assistant, Herbarium Research Associate, and Volunteer, University of California Berkeley Museums, University and Jepson Herbaria.

  • 2008, Instructor, University of California, Berkeley Continuing Education. Co-presenter for the Jepson Herbarium Workshop, Beneath the Crown: A Paleobotanical Perspective on the Green Tree of Life, June 14, 2008.

  • 1989-2007, Consulting Botanist.

  • 1996-1999, West Valley Community College, Instructor of Biology.

  • 1987-1989, Oregon State University, Corvallis, Courtesy Assistant Professor of Botany and Plant Pathology, conducted National Science Foundation-sponsored research.

  • 1985-1988, University of the South Pacific (USP), Suva, FIJI ISLANDS, Lecturer I in conservation biology, foundation biology, plant physiology, population biology, and plant biology. Chair of the Vice-chancellorís Landscape and Botanical Garden subcommittee. Conducted National Geographic Society- and Australia and Pacific Science Foundation-sponsored research.

  • 1985-1988, Institute of Natural Resources, USP, Suva, Honorary Herbarium Curator, South Pacific Regional Herbarium.

  • 1985-1986, Consultant, Australian Development Assistance Bureau Fiji Hardwood Reforestation Team, Division of Forests, Fiji.

  • 1983-1984, Board of Scientists, Chihuahuan Desert Research Institute, Alpine, Texas.

  • 1979-1984, Sul Ross State University, Alpine, Texas, Assistant Professor of Biology, teacher of general botany, plant morphology, paleobotany, and plant physiology, and conducted National Science Foundation-sponsored research.

  • 1978-1979, University of British Columbia, Vancouver, B. C., CANADA, Post-doctoral Fellow, Department of Botany, Bohm Laboratory.


  • Monitor of the population of Tahoe draba on USFS Lake Tahoe Basin Management Unit lands, Alpine and El Dorado counties, California and Douglas County, Nevada.  Dates of Service 1999-2003. Botanist who was responsible for the long-term monitoring of Draba asterophora var. asterophora transplant sites in the Heavenly Ski Resort Special Use Permit forest lands of the Carson Range. Discoverer of the Monument Peak population of Tahoe draba.

  • Botanist who prepared the recovery plan for several Monterey Bay area federally listed species including the robust spine flower, Monterey Bay spine flower, Scott's valley spine flower, and the sand gilia.

  • Discoverer of a new population of the Mariposa pussypaws (Cistanthe pulchella), Hoover's eriastrum (Eriastrum hooveri [with Glen Clifton]), and the Mount Diablo fairy lantern (Calochortus pulchellus [with Tim Armstrong]).

  • Provided coordination and leadership on Vice-chancellor Geoffrey Caston's Buildings and Grounds Landscape Subcommittee that established a botanical garden on the grounds of the University of the South Pacific Laucala Campus, Suva, FIJI ISLANDS.

  • Botanical and phytochemical studies of the Purple-spined Hedgehog Cactus, Washington County, Utah. Private consultant to the United States Fish & Wildlife Service Region 6 team who evaluated populations of hedgehog cactus in the Dixie Corridor of southeastern Utah.


More than three dozen publications in scientific journals and one case bound monograph (a separate list is available).


Phenotypic Variation in Diploids of the Claytonia perfoliata Complex (Portulacaceae).  Ph.D. Thesis, Oregon State University, Corvallis.

Polymorphic, Sympatric Flavonoid Variants of Claytonia perfoliata from the Columbia River Gorge. Master's Thesis, Oregon State University, Corvallis.

Awards and Honors:

Eagle Scout and Vigil Honor, Ventura County Council, Boy Scouts of America.

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