Book Review: Davenport, L.J. 2010. Nature Journal.

Author : T. Lawrence Mellichamp

Davenport, L.J. 2010. Nature Journal. The University of Alabama Press, Tuscaloosa, Alabama. 235 pages. $24.95 pbk. (alkaline paper). ISBN 978-0-8173-5569-2.

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Genetic Structure of the Mesic Forest-Adapted Herbs Trillium cuneatum and Trillium stamineum (Melanthiaceae) in the South-Central United States

Author : Lisa E. Wallace

Additional Authors : Christopher H. Doffitt,

ABSTRACT Trillium (Melanthiaceae) is a highly diverse genus in the Southeast and includes many local endemics. Previous studies on Trillium in eastern North America identified significant genetic structure associated with limited seed dispersal and historical landscape barriers. In this study, genetic structure was examined in Trillium cuneatum and T. stamineum across Mississippi and western Alabama …

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Buellia sharpiana (Physciaceae, Lichenized Ascomycetes), Another New Species from the Great Smoky Mountains of Eastern North America

Author : James C. Lendemer

Additional Authors : Richard C. Harris

ABSTRACT Buellia sharpiana is described as new to science based on material from a single locality at the summit of Mt. LeConte in Great Smoky Mountains National Park in the southern Appalachian Mountains of eastern North America. The species is characterized by its ascospore size, thallus morphology, medullary I reaction, and the production of xanthones. …

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A New Sessile-Flowered Trillium Species from Tennessee

Author : Edward E. Schilling

Additional Authors : Aaron Floden, Susan B. Farmer,

ABSTRACT Trillium tennesseense is described as a newly discovered member of Trillium subgen. Phyllantherum. The new species resembles the recently described T. oostingii but differs from it by having a shorter ovary, relatively longer staminal filaments and stigmas, and crestedundulate stigmatic surfaces. A chromosome count of 2n ¼10 was obtained for it, which agrees with …

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Noteworthy Collections: Missouri – First Record of Limnobium spongia from the Ozarks Physiographic Region

Author : David E. Bowles

Limnobium spongia (Bosc) Rich. ex Steud. (HYDROCHARITACEAE)—Shannon County: Ozark National Scenic Riverways, Current River

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Noteworthy Collections: West Virginia (79-2)

Author : James P. Vanderhorst

Additional Authors : James P. Vanderhorst, Patricia L. Faulkner, Steven P. Grund, John R. Kunsman,

Arctostaphylos uva-ursi (L.) Spreng. (ERICACEAE)— Hampshire County: Yellow Spring

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The Vascular Flora of the Perdido River Forever Wild Tract, Baldwin County, Alabama

Author : T. Wayne Barger

Additional Authors : Daniel D. Spaulding, Brian D. Holt,

ABSTRACT The Perdido River Forever Wild Tract (PRFWT) is a contiguous 7,365-ha property that was acquired through multiple purchases by the State of Alabama’s Forever Wild Program in December 2006. The PRFWT lies 48 km east-northeast of Mobile, Alabama, 56 km northwest of Pensacola, Florida, and is bound on the east by the Perdido River. …

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The Vascular Flora of the Little River National Wildlife Refuge, McCurtain County, Oklahoma

Author : Bruce W. Hoagland

Additional Authors : Amy Buthod

ABSTRACT The Little River National Wildlife Refuge (6,070 ha) is located on thewest Gulf Coastal Plain in southeastern Oklahoma, a region of high plant diversity for the state. An inventory of the refuge yielded 708 taxa of vascular plants in 688 species, 410 genera, and 128 families. The largest families were the Asteraceae (n¼88 taxa), …

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Self-Incompatibility in Byrsonima lucida (Malpighiaceae), a Threatened Pine Rockland Specialist

Author : Jason L. Downing

Additional Authors : Hong Liu,

ABSTRACT Byrsonima lucida (Mill.) DC is the only member of the tropical plant family Malpighiaceae native to North America, and is considered a threatened species by the state of Florida. In order to better conserve the remaining natural populations of B. lucida, we studied the breeding system of this species in natural and garden settings. …

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Seed Germination in the Riparian Zone: The Case of the Rare Shrub, Spiraea virginiana (Rosaceae)

Author : Jessica R. Brzyski

Additional Authors : Theresa M. Culley,

ABSTRACT Conservation of rare species often involves restoration efforts to enhance or expand existing populations, a critical step of which is seed germination. Seed germination can be especially problematic in riparian zones where habitat disturbance through flooding can be a regular and frequent event. Spiraea virginiana Britton, a riparian clonal shrub, is a rare species …

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