AoB PLANTS
Pleasant or not, the fragrance of a flower typically serves as a sensory cue for pollinators, often indicative of some kind of reward, notably nectar. Floral
annals-of-botany
The Neotropical savanna fruiting tree species, Hancornia speciosa (Apocynaceae) has high social and economic importance in Brazil. Originally classified as six botanical varieties, more recently only
annals-of-botany
Sexual reproduction requires close proximity of mates, but ensures genetic variation in the local population. Although independent of cross-pollination, asexual reproduction can however, reduce genetic
annals-of-botany
Growing in flooding environments is a high risk strategy for plants. Izzo et al. show that in order to colonize the margins of the Juruena River,
annals-of-botany
In Grime’s C-S-R strategy model, plant ecological strategies vary between ruderals (R), stress-tolerators (S) and competitors (C). These variations are assumed to
annals-of-botany
Refugia are island-like habitats that are linked to long-term environmental stability and, as a result, high endemism. Conservation of refugia and endemism hotspots should
News in Brief
Are you getting the hazelnuts you pay for? How do you know? A new technique offers an alternative to subjective tests like flavour.
annals-of-botany
Root hairs increase the contact area of roots with soil and thereby enhance the capacity for solute uptake. The strict hair/non-hair pattern of Arabidopsis
annals-of-botany
In the pantropical eudicot genus Begonia (Begoniaceae), non-contiguous clusters of helicocytic stomata develop from an inwardly spiralling series of amplifying divisions and secondary meristemoids that
AoB PLANTS
Hypocotyl elongation of Arabidopsis seedlings is influenced by light and numerous growth factors. Light inhibits hypocotyl elongation (photomorphogenesis), whereas elongation is promoted in the dark (skotomorphogenesis)
annals-of-botany
Polarisation and asymmetrical division generating the Poaceous subsidiary cells constitutes a very attractive model for the study of local intercellular stimulation. Auxin operates as an inductive
annals-of-botany
The production of a new lateral root from parental root primary tissues has been investigated extensively, and the most important regulatory mechanisms are now well known.