Anatomy and Morphology:

Qiang Sun, Thomas L. Rost, and Mark A. Matthews

Pruning-induced tylose development in stems of current-year shoots of Vitis vinifera (Vitaceae)
Am. J. Bot. 2006 93: 1567-1576. [Abstract] [Full Text] [PDF]  

Patrick Heuret, Céline Meredieu, Thierry Coudurier, Florence Courdier, and Daniel Barthélémy

Ontogenetic trends in the morphological features of main stem annual shoots of Pinus pinaster (Pinaceae)
Am. J. Bot. 2006 93: 1577-1587. [Abstract] [Full Text] [PDF]  

Jean-Christophe Domec, Barbara Lachenbruch, and Frederick C. Meinzer

Bordered pit structure and function determine spatial patterns of air-seeding thresholds in xylem of Douglas-fir (Pseudotsuga menziesii; Pinaceae) trees
Am. J. Bot. 2006 93: 1588-1600. [Abstract] [Full Text] [PDF]  

Brief Communication:

Elene R. Valdivia, Daniel J. Cosgrove, and Andrew G. Stephenson

Role of accelerated style senescence in pathogen defense
Am. J. Bot. 2006 93: 1725-1729. [Abstract] [Full Text] [PDF]  

Ecology:

Jennifer Read, Gordon D. Sanson, Michel de Garine-Wichatitsky, and Tanguy Jaffré

Sclerophylly in two contrasting tropical environments: low nutrients vs. low rainfall
Am. J. Bot. 2006 93: 1601-1614. [Abstract] [Full Text] [PDF]  

Andrew J. Eckert

Influence of substrate type and microsite availability on the persistence of foxtail pine (Pinus balfouriana, Pinaceae) in the Klamath Mountains, California
Am. J. Bot. 2006 93: 1615-1624. [Abstract] [Full Text] [PDF]  

Daniel M. Johnson and William K. Smith

Low clouds and cloud immersion enhance photosynthesis in understory species of a southern Appalachian spruce–fir forest (USA)
Am. J. Bot. 2006 93: 1625-1632. [Abstract] [Full Text] [PDF]  

Physiology and Biochemistry:

Anna F. Armstrong, David C. Logan, and Owen K. Atkin

On the developmental dependence of leaf respiration: responses to short- and long-term changes in growth temperature
Am. J. Bot. 2006 93: 1633-1639. [Abstract] [Full Text] [PDF]  

Population Biology:

Bohumil Mandák, Katerina Bímová, and Ivana Placková

Genetic structure of experimental populations and reproductive fitness in a heterocarpic plant Atriplex tatarica (Chenopodiaceae)
Am. J. Bot. 2006 93: 1640-1649. [Abstract] [Full Text] [PDF]  

Sylvie Oddou-Muratorio, Etienne K. Klein, Brigitte Demesure-Musch, and Frédéric Austerlitz

Real-time patterns of pollen flow in the wild-service tree, Sorbus torminalis (Rosaceae). III. Mating patterns and the ecological maternal neighborhood
Am. J. Bot. 2006 93: 1650-1659. [Abstract] [Full Text] [PDF]  

Reproductive Biology:

Gidi Ne'eman, Rina Ne'eman, and Aaron M. Ellison

Limits to reproductive success of Sarracenia purpurea (Sarraceniaceae)
Am. J. Bot. 2006 93: 1660-1666. [Abstract] [Full Text] [PDF]  

Abraham J. Miller-Rushing, Richard B. Primack, Daniel Primack, and Sharda Mukunda

Photographs and herbarium specimens as tools to document phenological changes in response to global warming
Am. J. Bot. 2006 93: 1667-1674. [Abstract] [Full Text] [PDF]  

Ethel Arias-Cóyotl, Kathryn E. Stoner, and Alejandro Casas

Effectiveness of bats as pollinators of Stenocereus stellatus (Cactaceae) in wild, managed in situ, and cultivated populations in La Mixteca Baja, central Mexico
Am. J. Bot. 2006 93: 1675-1683. [Abstract] [Full Text] [PDF]  

Systematics and Phytogeography:

Vincent Merckx, Peter Schols, Hiltje Maas-van de Kamer, Paul Maas, Suzy Huysmans, and Erik Smets

Phylogeny and evolution of Burmanniaceae (Dioscoreales) based on nuclear and mitochondrial data
Am. J. Bot. 2006 93: 1684-1698. [Abstract] [Full Text] [PDF]  

Andrea D. Wolfe, Christopher P. Randle, Shannon L. Datwyler, Jeffery J. Morawetz, Nidia Arguedas, and Jose Diaz

Phylogeny, taxonomic affinities, and biogeography of Penstemon (Plantaginaceae) based on ITS and cpDNA sequence data
Am. J. Bot. 2006 93: 1699-1713. [Abstract] [Full Text] [PDF]  

T. Slotte, A. Ceplitis, B. Neuffer, H. Hurka, and M. Lascoux

Intrageneric phylogeny of Capsella (Brassicaceae) and the origin of the tetraploid C. bursa-pastoris based on chloroplast and nuclear DNA sequences
Am. J. Bot. 2006 93: 1714-1724. [Abstract] [Full Text] [PDF]  

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