Anatomy and Morphology:

Roberto Ligrone, Anna Carafa, Erica Lumini, Valeria Bianciotto, Paola Bonfante, and Jeffrey G. Duckett

Glomeromycotean associations in liverworts: a molecular, cellular, and taxonomic analysis
Am. J. Bot. 2007 94: 1756-1777. [Abstract] [Full Text] [PDF]  

Developmental Biology and Developmental Genetics:

Xianting Wu and Paula McSteen

The role of auxin transport during inflorescence development in maize (Zea mays, Poaceae)
Am. J. Bot. 2007 94: 1745-1755. [Abstract] [Full Text] [PDF] [Supplementary Data]  

Ecology:

André Pornon, Nathalie Escaravage, and Thierry Lamaze

Complementarity in mineral nitrogen use among dominant plant species in a subalpine community
Am. J. Bot. 2007 94: 1778-1785. [Abstract] [Full Text] [PDF]  

Brian K. Dunphy and James L. Hamrick

Estimation of gene flow into fragmented populations of Bursera simaruba (Burseraceae) in the dry-forest life zone of Puerto Rico
Am. J. Bot. 2007 94: 1786-1794. [Abstract] [Full Text] [PDF]  

José Luis Quero, Rafael Villar, Teodoro Marañón, Regino Zamora, and Lourens Poorter

Seed-mass effects in four Mediterranean Quercus species (Fagaceae) growing in contrasting light environments
Am. J. Bot. 2007 94: 1795-1803. [Abstract] [Full Text] [PDF]  

Carrie A. Wu and Diane R. Campbell

Leaf physiology reflects environmental differences and cytoplasmic background in Ipomopsis (Polemoniaceae) hybrids
Am. J. Bot. 2007 94: 1804-1812. [Abstract] [Full Text] [PDF]  

Mycology and Plant Pathology:

Stephanie M. Enright and Don Cipollini

Infection by powdery mildew Erysiphe cruciferarum (Erysiphaceae) strongly affects growth and fitness of Alliaria petiolata (Brassicaceae)
Am. J. Bot. 2007 94: 1813-1820. [Abstract] [Full Text] [PDF]  

Matthew D. Greif, Connie Fe C. Gibas, Akihiko Tsuneda, and Randolph S. Currah

Ascoma development and phylogeny of an apothecioid dothideomycete, Catinella olivacea
Am. J. Bot. 2007 94: 1890-1899. [Abstract] [Full Text] [PDF]  

Paleobotany:

Carlos Castañeda-Posadas and Sergio R. S. Cevallos-Ferriz

Swietenia (Meliaceae) flower in Late Oligocene–Early Miocene amber from Simojovel de Allende, Chiapas, Mexico
Am. J. Bot. 2007 94: 1821-1827. [Abstract] [Full Text] [PDF]  

Population Biology:

Marie-S. Tiébré, Jean-P. Bizoux, Olivier J. Hardy, John P. Bailey, and Grégory Mahy

Hybridization and morphogenetic variation in the invasive alien Fallopia (Polygonaceae) complex in Belgium
Am. J. Bot. 2007 94: 1900-1910. [Abstract] [Full Text] [PDF]  

Reproductive Biology:

Philip J. Taylor, Sarah M. Eppley, and Linley K. Jesson

Sporophytic inbreeding depression in mosses occurs in a species with separate sexes but not in a species with combined sexes
Am. J. Bot. 2007 94: 1853-1859. [Abstract] [Full Text] [PDF]  

Systematics and Phytogeography:

Livia Wanntorp and Louis P. Ronse De Craene

Flower development of Meliosma (Sabiaceae): evidence for multiple origins of pentamery in the eudicots
Am. J. Bot. 2007 94: 1828-1836. [Abstract] [Full Text] [PDF]  

Ruth E. Timme, Beryl B. Simpson, and C. Randal Linder

High-resolution phylogeny for Helianthus (Asteraceae) using the 18S-26S ribosomal DNA external transcribed spacer
Am. J. Bot. 2007 94: 1837-1852. [Abstract] [Full Text] [PDF] [Supplementary Data]  

W. Mark Whitten, Mario A. Blanco, Norris H. Williams, Samantha Koehler, Germán Carnevali, Rodrigo B. Singer, Lorena Endara, and Kurt M. Neubig

Molecular phylogenetics of Maxillaria and related genera (Orchidaceae: Cymbidieae) based on combined molecular data sets
Am. J. Bot. 2007 94: 1860-1889. [Abstract] [Full Text] [PDF]  

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