• Thumbnail for Peter H. Raven
    Peter Hamilton Raven (born June 13, 1936) is an American botanist and environmentalist, notable as the longtime director, now President Emeritus, of the...
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  • Thumbnail for Epilobium
    Chamerion), Pyrogennema and Zauschneria within Epilobium according to Peter H. Raven, who has extensively studied the willowherbs and merges the other segregate...
    28 KB (2,408 words) - 19:45, 3 November 2023
  • Thumbnail for Rosa chinensis
    chinensis, p 368 - Registered text as printed work , In: Wu Zheng-yi & Peter H. Raven (Ed.): Flora of China , Volume 9 - Pittosporaceae through Connaraceae...
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  • Raven (disambiguation) Peter H. Raven (born 1936), botanist and environmentalist Robert J. Raven, Australian arachnologist Sarah Raven (born 1963), gardener...
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  • Thumbnail for Coevolution
    the 1960s, when Daniel H. Janzen showed coevolution between acacias and ants (see below) and Paul R. Ehrlich and Peter H. Raven suggested how coevolution...
    48 KB (5,354 words) - 15:22, 4 April 2024
  • Thumbnail for Hiller OH-23 Raven
    The H-23 Raven performed as a utility, observation, and MedEvac helicopter during the Korean War. Model numbers ranged A through D, F and G. The H-23A...
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  • 1–45. doi:10.1111/j.1469-185X.1985.tb00416.x. PMID 3919777. Johnson, Peter H. Raven, George B. (2002). "Respiration". Biology (6th ed.). Boston: McGraw-Hill...
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  • Thumbnail for Chrysanthemum × morifolium
    2008 ( ISBN 2914211384 ). Bailey 1919, p. ii 758–759. Wu Zheng-yi, Peter H. Raven, Deyuan Hong (ed.): Flora of China. Volume 20–21: Asteraceae , Science...
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  • Thumbnail for Gaura
    G. lindheimeri (white gaura). In 2007, Warren L. Wagner, Peter C. Hoch, and Peter H. Raven published a Revised Classification of the Onagraceae, which...
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  • Thumbnail for Chenopodioideae
    Steven E. Clemants (2003): Archiatriplex - Online, In: Wu Zhengyi, Peter H. Raven, Deyuan Hong (Hrsg.): Flora of China, Volume 5: Ulmaceae through Basellaceae...
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  • Thumbnail for Kingdom (biology)
    Empire Biota: a comprehensive taxonomy, [1]. [Historical overview.] Peter H. Raven and Helena Curtis (1970), Biology of Plants, New York: Worth Publishers...
    75 KB (4,869 words) - 14:08, 31 March 2024
  • Thumbnail for Thomas Lovejoy
    Thomas Lovejoy (category Articles with hCards)
    American Academy of Achievement presented by Awards Council member Peter H. Raven. In 2004, a new wasp species that acts as a parasite on butterfly larvae...
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  • selection in plants. The book has been described by plant systematist Peter H. Raven as "the most important book on plant evolution of the 20th century"...
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    Sergei L. Mosyakin & Steven E. Clemants: Chenopodium - In: Wu Zhengyi, Peter H. Raven, Deyuan Hong (Hrsg.): Flora of China. Volume 5: Ulmaceae through Basellaceae...
    26 KB (2,369 words) - 15:07, 5 April 2024
  • Thumbnail for Folk taxonomy
    & Peter H. Raven (1966) "Folk taxonomies and biological classification", Science, 154, 273–275. Berlin, Brent & Dennis E. Breedlove & Peter H. Raven (1973)...
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  • Thumbnail for Systematics
    http://evolvingthoughts.net Michener, Charles D., John O. Corliss, Richard S. Cowan, Peter H. Raven, Curtis W. Sabrosky, Donald S. Squires, and G. W. Wharton (1970). Systematics...
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  • Thumbnail for William H. McRaven
    William Harry McRaven (born November 6, 1955) is a retired United States Navy four-star admiral who served as the ninth commander of the United States...
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  • Thumbnail for Chamaenerion angustifolium
    University Press. p. 209. ISBN 978-0-521-49346-8. Warren L. Wagner; Peter C. Hoch & Peter H. Raven (2007). Revised classification of the Onagraceae. Systematic...
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  • Thumbnail for Missouri Botanical Garden
    David Gates, director, 1965 to 1971 Peter H. Raven, director, 1971 to 2006; president and director, 2006 to 2010 Peter Wyse Jackson, president, appointed...
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  • "Reference." Stanford Encyclopedia of Philosophy. Retrieved 2009-09-23. Raven, Peter H., Berlin, Brent, and Dennis E. Breedlove. 1971. "The Origins of Taxonomy...
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  • Thumbnail for Empetrum nigrum
    " PLANTS. Magnus Popp; Virginia Mirré; Christian Brochmann (2011). Peter H. Raven (ed.). "A single Mid-Pleistocene long-distance dispersal by a bird can...
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  • Thumbnail for Euryops chrysanthemoides
    original (PDF) on May 24, 2006. Retrieved 2008-06-22. Ornduff, Robert; Peter H. Raven; Donald W. Kyhos; A. R. Kruckeberg (February 1963). "Chromosome Numbers...
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  • Thumbnail for Geography of Canada
    September 2018. Peter H. Raven; Linda R. Berg; David M. Hassenzahl (2012). Environment. John Wiley & Sons. pp. 1–3. ISBN 978-0-470-94570-4. James H. Marsh (1999)...
    56 KB (7,039 words) - 02:13, 10 April 2024
  • Thumbnail for Atriplex
    Steven E. Clemants: Chenopodiaceae: Atriplex - online, In: Wu Zhengyi, Peter H. Raven, Deyuan Hong (ed.): Flora of China, Volume 5: Ulmaceae through Basellaceae...
    45 KB (2,212 words) - 20:47, 18 October 2023
  • Thumbnail for Alangium
    and Chamlong Phengklai. 2007. Alangium pages 304-308. In: Wu Zhengyi, Peter H. Raven, and Hong Deyuan (editors). 1994 onward. Flora of China vol. 13: Clusiaceae...
    13 KB (1,100 words) - 19:09, 25 October 2023
  • Berkeley). "The President's National Medal of Science: Recipient Details - Peter H. Raven". National Science Foundation. "The President's National Medal of Science:...
    213 KB (9,884 words) - 21:41, 6 January 2024
  • Thumbnail for Oleaceae
    Chang, Lien-ching Chiu, Zhi Wei, and Peter S. Green. 1996. "Oleaceae" pages 272-319. In: Wu Zhengyi, Peter H. Raven, and Hong Deyuan (editors). 1994 onward...
    19 KB (2,038 words) - 02:56, 8 April 2024
  • Thumbnail for List of National Medal of Science laureates
    Baltimore, Jared Diamond, Lynn Margulis 2000—Nancy Coover Andreasen, Peter H. Raven, Carl Woese 2001—Francisco J. Ayala, George Bass, Mario Capecchi, Ann...
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  • Raven Shamira Goodwin is an American actress. She made her debut with the comedy film Lovely & Amazing (2001), which earned her an Independent Spirit...
    21 KB (1,565 words) - 02:33, 3 March 2024
  • Raven's Progressive Matrices (often referred to simply as Raven's Matrices) or RPM is a non-verbal test typically used to measure general human intelligence...
    13 KB (1,633 words) - 14:54, 18 April 2024