1. Flowering phenology and reproductive output in two sister species of Ferocactus (Cactaceae)

   • Margrit E. McIntosh

   OriginalPaper Pages: 1 - 13

2. Clonal plants in a spatially heterogeneous environment: effects of integration on Serengeti grassland response to defoliation and urine-hits from grazing mammals

   • Brian Wilsey

   OriginalPaper Pages: 15 - 22

3. Effects of grazing intensity on growth, reproduction, and abundance of three palatable forbs in Kansas tallgrass prairie

   • Karen R. Hickman
   • David C. Hartnett

   OriginalPaper Pages: 23 - 33

4. Effects of topography on tropical lower montane forests under different geological conditions on Mount Kinabalu, Borneo

   • Masaaki Takyu
   • Shin-Ichiro Aiba
   • Kanehiro Kitayama

   OriginalPaper Pages: 35 - 49

5. Seedling growth of climbing species from a southeast Brazilian tropical forest

   • Maria Cristina Sanches
   • I.F.M. Válio

   OriginalPaper Pages: 51 - 59

6. Population viability analysis of Saxifraga cotyledon, a perennial plant with semelparous rosettes

   • Patrik Dinnétz
   • Thomas Nilsson

   OriginalPaper Pages: 61 - 71

7. Weed species diversity and community composition in cropping practices at two intensity levels – a six-year experiment

   • Terho Hyvönen
   • Jukka Salonen

   OriginalPaper Pages: 73 - 81

8. Influence of heat shock on seed germination of plants from regularly burnt savanna woodlands and grasslands in Ethiopia

   • Menassie Gashaw
   • Anders Michelsen

   OriginalPaper Pages: 83 - 93

9. Nitrogen resorption from senescing leaves of three salt marsh plant species

   • P. Cartaxana
   • F. Catarino

   OriginalPaper Pages: 95 - 102

10. Understory development in canopy gaps of pine and pine-hardwood forests of the upper Coastal Plain of Virginia

    • Polly-Anne Rantis
    • James E. Johnson

    OriginalPaper Pages: 103 - 115

11. Erratum

    OriginalPaper Pages: 117 - 117