1. Effects of snow-load and shading by vascular plants on the vertical growth of hummocks formed by Sphagnum papillosum in a mire of northern Japan

   • Tomotsugu Yazaki
   • Kazuo Yabe

   OriginalPaper 09 June 2012 Pages: 1055 - 1067

   

2. Temperature and water requirements for germination and effects of discontinuous hydration on germinated seed survival in Tillandsia recurvata L.

   • Saraí Montes-Recinas
   • Judith Márquez-Guzmán
   • Alma Orozco-Segovia

   OriginalPaper 12 June 2012 Pages: 1069 - 1079

   

3. Tree growth and death in a tropical gallery forest in Brazil: understanding the relationships among size, growth, and survivorship for understory and canopy dominant species

   • Eduardo van den Berg
   • Robin Chazdon
   • Bruno S. Corrêa

   OriginalPaper 10 June 2012 Pages: 1081 - 1092

   

4. Demographic effects of fire on two endemic plant species in the longleaf pine-wiregrass ecosystem

   • Wade A. Wall
   • William A. Hoffmann
   • Matthew G. Hohmann

   OriginalPaper 20 June 2012 Pages: 1093 - 1104

   

5. Measuring genetic diversity in ecological studies

   • Meghan L. Avolio
   • Jeremy M. Beaulieu
   • Melinda D. Smith

   OriginalPaper 15 June 2012 Pages: 1105 - 1115

   

6. An invasive grass shows colonization advantages over native grasses under conditions of low resource availability

   • Yi Han
   • Yvonne M. Buckley
   • Jennifer Firn

   OriginalPaper 15 June 2012 Pages: 1117 - 1130

   

7. Are plant populations in expanding ranges made up of escaped cultivars? The case of Ilex aquifolium in Denmark

   • Anne-Marie T. Skou
   • Fiorello Toneatto
   • Johannes Kollmann

   OriginalPaper 20 June 2012 Pages: 1131 - 1144

   

8. Microsite and litter cover effects on seed banks vary with seed size and dispersal mechanisms: implications for revegetation of degraded saline land

   • Claire Farrell
   • Richard J. Hobbs
   • Timothy D. Colmer

   OriginalPaper 15 June 2012 Pages: 1145 - 1155

   

9. No evidence for evolutionarily decreased tolerance and increased fitness in invasive Chromolaena odorata: implications for invasiveness and biological control

   • Yang-Ping Li
   • Yu-Long Feng
   • Gregor Barclay

   OriginalPaper 09 June 2012 Pages: 1157 - 1166

   

10. Mucilage secretion by seeds doubles the chance to escape removal by ants

    • Meike Engelbrecht
    • Patricio García-Fayos

    OriginalPaper 20 June 2012 Pages: 1167 - 1175

    

11. Resource-use efficiencies of three indigenous tree species planted in resource islands created by shrubs: implications for reforestation of subtropical degraded shrublands

    • Nan Liu
    • Qinfeng Guo

    OriginalPaper 20 June 2012 Pages: 1177 - 1185

    

12. Impact of atmospheric nitrogen deposition on soil properties and herb-layer diversity in remnant forests along an urban–rural gradient in Guangzhou, southern China

    • Liujing Huang
    • Weixing Zhu
    • Jun Wang

    OriginalPaper 27 June 2012 Pages: 1187 - 1202

    

13. Determinants of perennial and annual grass distribution in Mediterranean-climate California

    • Jeffrey Clary

    Letter 27 June 2012 Pages: 1203 - 1208