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Monthly Archives: December, 2013

Contrasting physiological responses to excess heat and irradiance in two tropical savanna sedges

Trinidad’s Aripo Savanna is a rare example of an intact tropical grassland. It is a living laboratory in which to explore the mechanisms used...

AoB Blog – 2013 in review

Looking at the statistics for AoB Blog for the past 12 months (Dec 2012-Nov 2013) shows some interesting comparisons with the previous year: In the...

The future of food is P?

Slate has news why a shortage of phosphorus could be a problem.

Hybridization and long-distance colonization at different time scales

Africa was apparently colonized by grasses twice from two different sources, Europe and East Asia.

Yes, we will have no bananas!

io9 explains why a pandemic may be set to wipe out many popular bananas.

The tannosome: a new chloroplast-derived organelle

Condensed tannins (proanthocyanidins) are widely distributed amongst the vascular plants (Tracheophyta). Brillouet et al. use a variety of techniques to examine tannin-rich samples from...

Stomatal development of early angiosperms

A novel ultrastructural study of developing stomata in leaves of several representative early-divergent angiosperms.

Conservative water management in the widespread conifer genus Callitris

How plants manage their water use in seasonally dry environments is a major component of each individual species’ ecology. In a new study in...

Non-leaf photosynthesis

Photosynthetic activity of green nectaries can explain a significant part, if not all, of the sugar secreted in nectar.

Reproductive differentiation into sexual and apomictic cytotypes

Mechanisms enabling the maintenance of sexual and apomictic modes of seed formation in sympatry are poorly understood. Dobeš et al. study populations of Potentilla...

Most Read

Phylogeny, age and adaptive evolution of genus Allium

The genus Allium L., one of the largest monocotyledonous genera and one that includes many economically important crops with nutritional and medicinal...

Plants from different climates can react to drought in similar ways

How do plants react when circumstances change? One method can be to evolve a local adaptation. Another can be be phenotypic plasticity,...

Not All Pine Needles Are Identical: Lower Crown Loss in Pinus radiata

When fungal infection comes to Pinus radiata, it can run through the bottom of the crown of the tree, removing its leaves....

How do you get more DNA down a pollen tube?

A common event for flowering plants is whole genome duplication (WGD), where a plant gets extra chromosomes. It’s often studied in mature...