annals-of-botany
Developmental changes in root hydraulics (Research in Context)
A study of barley plants during the early stages of vegetative development (9–28 d old) to determine by what means root water uptake is increased.
annals-of-botany
Variation of genes responsible for maturity loci in soybean
This study’s results suggest the existence of unidentified genes for flowering in soybean.
annals-of-botany
Reproduction and invasiveness in St. John’s wort
Invasiveness is not correlated with the genome variability and reproductive variability that characterize St. John’s wort.
annals-of-botany
Floral volatiles in Ipomopsis hybrids
A study of potential scent mediation of prezygotic and postzygotic reproductive isolation in Ipomopsis aggregata and I. tenuituba.
annals-of-botany
Flow cytometric analysis of bee pollen loads
Kron et al. use flow cytometry to characterize pollen loads from individual bees, using DNA content as a species marker,
annals-of-botany
Regulation of root morphogenesis in arbuscular mycorrhizae (Review)
Increased root branching is recognized as a general feature of arbuscular mycorrhizal (AM) roots, but a full understanding of the mechanisms involved is still lacking. Fusconi
annals-of-botany
Seed dormancy cycling in a halophytic shrub
Kalidium gracile has 3 life history traits to help ensure persistence at a site: polycarpic perennial life cycle, persistent seed bank and dormancy cycling.
annals-of-botany
Adaptive and neutral variation in Psilopeganum sinense
Natural selection and genetic drift are important evolutionary forces in determining genetic and phenotypic differentiation in plant populations.
annals-of-botany
Production of peroxynitrite in arabidopsis peroxisomes
Peroxisomes are subcellular compartments involved in multiple cellular metabolic pathways. Corpas and Barroso use fluorescent probes to study transgenic Arabidopsis thaliana and show that under conditions
annals-of-botany
Root cortical aerenchyma inhibits radial nutrient transport
Root cortical aerenchyma (RCA) provides an adaptation to low nutrient availability by reducing the metabolic cost of soil exploration. Hu et al. use radiolabelling to investigate
annals-of-botany
Carnivory and photosynthesis in sundew
The growth of unfed D. capensis plants is P-limited, and this limitation is markedly alleviated by feeding on fruit flies, improving plant nutrient status.
annals-of-botany
Phylogeography of a coastal tree species
Phylogeographic analysis of Eucalyptus gomphocephala (tuart), a tree species restricted to a 400 × 10-km band of coastal sand-plain in south-west Australia.