Professional Paper 1650–F
AcknowledgmentsThe authors wish to express their appreciation of the support provided by Debra A. Willard and the Research and Development Program of the USGS Climate and Land Use Mission Area. Daniel R. Muhs and Paul E. Carrara provided thoughtful and comprehensive reviews, and Thomas Judkins improved this report through his timely and careful editing. Botanical illustrations were taken from Sudworth (1908). |
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