January 1999 - Present | Curator, Missouri Botanical Garden | |
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January 1999 - Present | Professor, University of Missouri-St. Louis ‐ Department of Biology | |
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1983 - 1998 | Curator, Harvard University ‐ Arnold Arboretum and Gray Herbarium | |
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1983 - 1998 | Professor, Harvard University ‐ Depatment of Biology | |
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1980 - 1983 | Associate Curator, Harvard University ‐ Arnold Arboretum and Gray Herbarium | |
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1980 - 1983 | Associate Professor, Harvard University ‐ Department of Biology | |
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1977 - 1980 | Assistant Professor, Harvard University ‐ Department of Biology | |
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1977 - 1980 | Associate Curator, Harvard University ‐ Arnold Arboretum | |
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1973 - 1976 | Assistant Curator, Harvard University ‐ Arnold Arboretum | |
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Disciplines
Research Interests
Courses
- Plants of the Tropics
- Systematic Biology
- Outline of Biological Diversity
- History of Systematic Biology
- Evolution and Diversification of Flowering Plants [introductory level families]
- Angiosperm Families [covers all angiosperm families]
- Taxonomy and Plant Families [in Brasil, Costa Rico (for Organisation of Tropical Studies and InBio), Madagascar, Peru]
- Introduction to biology (for biology majors, the organismal semester).
1971 | MA, University of Oxford ‐ Department of Biology | |
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1970 | PhD, The University of Edinburgh ‐ Department of Biology | |
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1966 | BA, University of Oxford ‐ Department of Biology | |
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Contact Information
314-516-6215
Email: