JOURNAL OF THEARNOLD ARBORETUMVOLUME 71 APRIL 1990 NUMBER 2 THE GENERA OF ARUNDINOIDEAE (GRAMINEAE) IN THE SOUTHEASTERN UNITED STATES' 2 GORDON C. TUCKER3Subfamily ARUNDINOIDEAE Tateoka, Jour. Jap. Bot. 32: 277. 1957, "Arun-doideae." Perennial or annual, small to very large herbaceous plants of wetlands, wood-lands, and lowland and montane grasslands [semideserts]. Rhizomes oftenpresent. Stems erect or spreading (stolons sometimes present); nodes solid, 'Prepared for the Generic Flora of the Southeastern United States, a long-term project made possibleby grants from the National Science Foundation and at this writing supported by BSR-8716834(Norton G. Miller, principal investigator), under which this account was prepared, and BSR-8717333(Carroll E. Wood, Jr., principal investigator). This treatment, 132nd in the series, follows the formatestablished in the first paper (Jour. Arnold Arb. 39: 296-346. 1958) and continued to the present.The area covered by the Generic Flora includes North and South Carolina, Georgia, Florida, Ten-nessee, Alabama. Mississippi, Arkansas, and Louisiana. The descriptions are based primarily on theplants of this area, with information about extraregional members of a family or genus in brackets.Those references I did not verify are marked with asterisks. I have continued to enjoy working with Norton Miller and Carroll Wood on the Generic Floraproject and I thank them for their interest and advice. William J. Crins, Ihsan A. Al-Shehbaz, andBarbara Nimblett have helped frequently. Mary E. Barkworth (Utah State University) and StephenJ. Darbyshire (Agriculture Canada, Ottawa) reviewed the manuscript and made numerous valuablesuggestions. Elizabeth B. Schmidt and Stephen A. Spongberg improved the final manuscript withtheir editorial skills. Thanks are extended to the staffs of the New York State Library (especially AltaBeach, Senior Librarian) and the Botany Libraries of Harvard University (especially Geraldine C.Kaye, Librarian) for providing many references. I thank the curators of the following herbaria whohave sent specimens or provided access to collections and hospitality during my visits: A, ALU, CCNL,CONN, DUKE, ECON, GH, NEBC, NYS, TRT, UNA, US. Contribution number 625 of the New York State Science Service. 2The illustrations (by Karen Stoutsenberger from dissections by Carroll Wood) are rearrangementsof parts of FIGURES 3, 5, and 7 in C. S. Campbell's account of the family Gramineae, its subfamilies,and tribes in the southeastern United States (Jour. Arnold Arb. 66: 123-199. 1985). 'Biological Survey, New York State Museum, Albany, New York 12230.� President and Fellows of Harvard College, 1990.Journal of the Arnold Arboretum 71: 145-177. April, 1990.
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