What determines the number and size of the seeds produced by a plant? How often should it
reproduce them? How often should a plant produce them? Why and how are seeds …

Conservation of rare plant populations is an important dimension of the preservation of
biodiversity. Yet the database underlying both the theoretical understanding and …

Seeds of the majority of plant taxa in all major biomes of the world except tropical rainforest
and tropical semi-evergreen forest are dormant at maturity. Dormant seeds can be classified …

Seed set, size, viability and germination requirements were investigated for two rare (Acacia
ausfeldii and A. willianisonii) and three common (A. pycnantha, A. genistifolia and A …

Determining differences between common and rare species is commonly used to identify
factors responsible for rarity. Existing studies, however, suffer from two important drawbacks …

Summary 1 Species rarity in mosses may be linked to narrow physiological tolerance and
habitat specificity of established colonies and gametophyte fragments (ie fragments of stem …

There is a great need for developing new approaches to monitoring and recovering rare
plants. We have only begun to adopt or invent the perspectives, tools, and institutions to …

Aim and location Solidago shortii T. and G. occurs in a small area of north‐central Kentucky
(USA), whereas S. altissima L. is geographically widespread in North America and is …

Rare plant species are suggested to be less resistant to herbivores than common species.
Their lower apparency and the fact that they often live in isolated populations, resulting in …

Previous studies have examined an association between reproductive success and
pollination biology of rare versus widespread species through pair-wise comparisons of …