Pteris – the most diverse ferns
The inferred biogeographic history highlights long-distance dispersal as a major process shaping the worldwide distribution of the genus Pteris.
AJ Cann
161 posts
Alan Cann is a Senior Lecturer in the School of Biological Sciences at the University of Leicester and formerly Internet Consulting Editor for AoB.
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Ecophysiology of Nostoc – pioneer and permanent resident
As free-living organisms and as symbionts in lichens, Nostoc species are both pioneers and permanent members of harsh ecosystems.
Some good stuff in the recent edition of CBE Life Sciences Education
Some good stuff in the recent edition of CBE Life Sciences Education.
Plant functional types in Earth system models – application of dynamic vegetation models in high-latitude ecosystems
A review of the origins of the plant functional type concept also addresses the current state of models that use PFTs in northern high-latitude ecosystems.
Asymmetric cell divisions in plant development
Kajala et al. describe regulation of asymmetric cell divisions for the embryo, including the first divisions of the zygote.
Hydrometeorology and ecophysiology of cloud forests
The links between hydrometeorological conditions and vegetation distribution, functioning and survival.
Pollinator discrimination, acorn antiques and fossil climates – new this week in Annals of Botany
Pollinator discrimination, acorn antiques and fossil climates – new this week in Annals of Botany.
Maintenance of plant species cohesion despite ongoing hybridization
When species cohesion is maintained despite ongoing natural hybridisation.
Polyploidy and the evolution of flax
A previous and hitherto unknown whole-genome duplication event also occurred in cultivated flax 20–40 MYA.
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