In this issue:

Am. J. Bot. 2002 89: 0. [Full Text]  

Invited Special Paper:

Mordecai J. Jaffe, A. Carl Leopold, and Richard C. Staples

Thigmo responses in plants and fungi
Am. J. Bot. 2002 89: 375-382. [Abstract] [Full Text]  

Anatomy and Morphology:

Gemma Pascual, Marisa Molinas, and Dolors Verdaguer

Comparative anatomical analysis of the cotyledonary region in three Mediterranean Basin Quercus (Fagaceae)
Am. J. Bot. 2002 89: 383-392. [Abstract] [Full Text]  

Book Review:

Sean C. Thomas

Turner's concise encyclopedia of tropical tree biology
Am. J. Bot. 2002 89: 546-549. [Full Text]  

Development and Morphogenesis:

Adrienne Ressayre, Christian Raquin, Agnès Mignot, Bernard Godelle, and Pierre-Henri Gouyon

Correlated variation in microtubule distribution, callose deposition during male post-meiotic cytokinesis, and pollen aperture number across Nicotiana species (Solanaceae)
Am. J. Bot. 2002 89: 393-400. [Abstract] [Full Text]  

Ecology:

Scott J. Meiners, Steward T. A. Pickett, and Steven N. Handel

Probability of tree seedling establishment changes across a forest–old field edge gradient
Am. J. Bot. 2002 89: 466-471. [Abstract] [Full Text]  

Mark E. Welch and Loren H. Rieseberg

Habitat divergence between a homoploid hybrid sunflower species, Helianthus paradoxus (Asteraceae), and its progenitors
Am. J. Bot. 2002 89: 472-478. [Abstract] [Full Text]  

Jean-Michel Gagné and Gilles Houle

Factors responsible for Honckenya peploides (Caryophyllaceae) and Leymus mollis (Poaceae) spatial segregation on subarctic coastal dunes
Am. J. Bot. 2002 89: 479-485. [Abstract] [Full Text]  

Carol C. Baskin, Olle Zackrisson, and Jerry M. Baskin

Role of warm stratification in promoting germination of seeds of Empetrum hermaphroditum (Empetraceae), a circumboreal species with a stony endocarp
Am. J. Bot. 2002 89: 486-493. [Abstract] [Full Text]  

Duane A. Peltzer

Does clonal integration improve competitive ability? A test using aspen (Populus tremuloides [Salicaceae]) invasion into prairie
Am. J. Bot. 2002 89: 494-499. [Abstract] [Full Text]  

Marie-Claude Routhier and Line Lapointe

Impact of tree leaf phenology on growth rates and reproduction in the spring flowering species Trillium erectum (Liliaceae)
Am. J. Bot. 2002 89: 500-505. [Abstract] [Full Text]  

Paleobotany:

José L. Ramírez and Sergio R. S. Cevallos-Ferriz

A diverse assemblage of Anacardiaceae from Oligocene sediments, Tepexi de Rodriguez, Puebla, Mexico
Am. J. Bot. 2002 89: 535-545. [Abstract] [Full Text]  

Physiology and Biochemistry:

Mark K. Johnston, Paul A. S. Benson, Tracy M. Rodgers, and Mark R. Brodl

Slow heating of barley aleurone layers to heat-shock temperature preserves heat-shock-sensitive cellular properties
Am. J. Bot. 2002 89: 401-409. [Abstract] [Full Text]  

Physiology and Development:

Jack Dekker and Mark Hargrove

Weedy adaptation in Setaria spp. V. Effects of gaseous environment on giant foxtail (Setaria faberii) (Poaceae) seed germination
Am. J. Bot. 2002 89: 410-416. [Abstract] [Full Text]  

Population Biology:

Soon-Leong Lee, Kevin K.-S. Ng, Leng-Guan Saw, Adnan Norwati, M. H. Siti Salwana, Chai-Ting Lee, and Muhammad Norwati

Population genetics of Intsia palembanica (Leguminosae) and genetic conservation of Virgin Jungle Reserves in Peninsular Malaysia
Am. J. Bot. 2002 89: 447-459. [Abstract] [Full Text]  

Theresa M. Culley, Lisa E. Wallace, Karla M. Gengler-Nowak, and Daniel J. Crawford

A comparison of two methods of calculating G_ST, a genetic measure of population differentiation
Am. J. Bot. 2002 89: 460-465. [Abstract] [Full Text]  

Reproductive Biology:

Marianne B. Smith, Reid G. Palmer, and Harry T. Horner

Microscopy of a cytoplasmic male-sterile soybean from an interspecific cross between Glycine max and G. soja (Leguminosae)
Am. J. Bot. 2002 89: 417-426. [Abstract] [Full Text]  

Cintia P. Souto, Marcelo A. Aizen, and Andrea C. Premoli

Effects of crossing distance and genetic relatedness on pollen performance in Alstroemeria aurea (Alstroemeriaceae)
Am. J. Bot. 2002 89: 427-432. [Abstract] [Full Text]  

Helen J. Young

Diurnal and nocturnal pollination of Silene alba (Caryophyllaceae)
Am. J. Bot. 2002 89: 433-440. [Abstract] [Full Text]  

Hiroshi S. Ishii and Satoki Sakai

Temporal variation in floral display size and individual floral sex allocation in racemes of Narthecium asiaticum (Liliaceae)
Am. J. Bot. 2002 89: 441-446. [Abstract] [Full Text]  

Systematics:

Petra Korall and Paul Kenrick

Phylogenetic relationships in Selaginellaceae based on RBCL sequences
Am. J. Bot. 2002 89: 506-517. [Abstract] [Full Text]  

Michael J. Moore, Javier Francisco-Ortega, Arnoldo Santos-Guerra, and Robert K. Jansen

Chloroplast DNA evidence for the roles of island colonization and extinction in Tolpis (Asteraceae: Lactuceae)
Am. J. Bot. 2002 89: 518-526. [Abstract] [Full Text] [Supplemental Data]  

Tropical Biology:

Shoko Sakai

Aristolochia spp. (Aristolochiaceae) pollinated by flies breeding on decomposing flowers in Panama
Am. J. Bot. 2002 89: 527-534. [Abstract] [Full Text]  

Errata:

ERRATUM
Am. J. Bot. 2002 89: 517. [Full Text]  

ERRATUM
Am. J. Bot. 2002 89: 549. [Full Text]  

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