作者: Norman Alan Douglas
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摘要: MOLECULAR PHYLOGENETIC STUDIES IN NYCTAGINACEAE: PATTERNS OF DIVERSIFICATION ARID NORTH AMERICA by Norman Alan Douglas Department of Biology Duke University Date:_______________________ Approved: ___________________________ Paul Manos, Supervisor A. Jonathan Shaw John Willis Franҫois Lutzoni Richard Spellenberg An abstract a dissertation submitted in partial fulfillment the requirements for degree Ph.D. Graduate School