Modelling the development and arrangement of the primary vascular structure in plants.

abstract：BACKGROUND AND AIMS:The leaf rosettes of the carnivorous Pinguicula moranensis follow a spiral phyllotaxis approaching a Fibonacci pattern while the stalked flowers arise from extra-axillary sites between the leaves. The organization of this rosette has been discussed by various authors, with various results. The aim o...

journal_title：Annals of botany

authors： Grob V,Pfeifer E,Rutishauser R

更新日期：2007-10-01 00:00:00

abstract：BACKGROUND AND AIMS:Plants are expected to maximize their net photosynthetic gains and efficiently use available resources, but the fundamental principles governing trade-offs in suites of traits related to resource-use optimization remain uncertain. This study investigated whether Acer saccharum (sugar maple) saplings...

journal_title：Annals of botany

authors： Posada JM,Sievänen R,Messier C,Perttunen J,Nikinmaa E,Lechowicz MJ

更新日期：2012-08-01 00:00:00

abstract：BACKGROUND AND AIMS:The number of flowers blooming simultaneously on a plant may have profound consequences for reproductive success. Large floral displays often attract more pollinator visits, increasing outcross pollen receipt. However, pollinators frequently probe more flowers in sequence on large displays, potentia...

journal_title：Annals of botany

authors： Karron JD,Mitchell RJ

更新日期：2012-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Many experimental studies assume that some topological units are autonomous with regard to carbon because it is convenient. Some plant models simulate carbon allocation, employing complex approaches that require calibration and fitted parameters. For whole-tree canopy simulations, simpler carbon all...

journal_title：Annals of botany

authors： Auzmendi I,Hanan JS

更新日期：2020-09-14 00:00:00

abstract：BACKGROUND AND AIMS:Solanaceae seed morphology and physiology have been widely studied but mainly in domesticated crops. The present study aimed to compare the seed morphology and the physiology of germination of Solanum lycocarpum, an important species native to the Brazilian Cerrado, with two species with endospermic...

journal_title：Annals of botany

authors： Pinto LV,Da Silva EA,Davide AC,De Jesus VA,Toorop PE,Hilhorst HW

更新日期：2007-12-01 00:00:00

abstract：BACKGROUND:Photosystem II (PSII) is the light-driven water:plastoquinone oxidoreductase of oxygenic photosynthesis and is found in the thylakoid membrane of chloroplasts and cyanobacteria. Considerable attention is focused on how PSII is assembled in vivo and how it is repaired following irreversible damage by visible ...

journal_title：Annals of botany

authors： Nixon PJ,Michoux F,Yu J,Boehm M,Komenda J

更新日期：2010-07-01 00:00:00

abstract：BACKGROUND AND AIMS:The capacity for fast-growth recovery after de-submergence is important for establishment of riparian species in a water-level-fluctuation zone. Recovery patterns of two wetland plants, Alternanthera philoxeroides and Hemarthria altissima, showing 'escape' and 'quiescence' responses, respectively, d...

journal_title：Annals of botany

authors： Luo FL,Nagel KA,Scharr H,Zeng B,Schurr U,Matsubara S

更新日期：2011-01-01 00:00:00

abstract：Background and Aims:During the growing season, the cambium of conifer trees produces successive rows of xylem cells, the tracheids, that sequentially pass through the phases of enlargement and secondary wall thickening before dying and becoming functional. Climate variability can strongly influence the kinetics of morp...

journal_title：Annals of botany

authors： Castagneri D,Fonti P,von Arx G,Carrer M

更新日期：2017-04-01 00:00:00

abstract：BACKGROUND AND AIMS:By the year 2100, atmospheric CO2 concentration ([CO2]a) could reach 800 ppm, having risen from ~200 ppm since the Neogene, beginning ~24 Myr ago. Changing [CO2]a affects plant carbon-water balance, with implications for growth, drought tolerance and vegetation shifts. The evolution of C4 photosynth...

journal_title：Annals of botany

authors： Quirk J,Bellasio C,Johnson DA,Beerling DJ

更新日期：2019-08-02 00:00:00

abstract：BACKGROUND:Mineral nutrient limitation affects the water flow through plants. We wanted to test on barley whether any change in root-to-shoot ratio in response to low supply of nitrogen and phosphate is accompanied by changes in root and cell hydraulic properties and involves changes in aquaporin (AQP) gene expression ...

journal_title：Annals of botany

authors： Armand T,Cullen M,Boiziot F,Li L,Fricke W

更新日期：2019-11-27 00:00:00

abstract：BACKGROUND AND AIMS:Many previous studies conclude that pre-zygotic barriers such as mechanical isolation account for most reproductive isolation between pairs of taxa. However, the inheritance and persistence of barriers such as these after the first generation of hybridization is rarely quantified, even though it is ...

journal_title：Annals of botany

authors： Larcombe MJ,Costa E Silva J,Tilyard P,Gore P,Potts BM

更新日期：2016-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Differences in the mating systems and the mechanisms of reproductive isolation between Chamaecrista desvauxii var. graminea and C. desvauxii var. latistipula were examined in the Chapada Diamantina, Brazil. These taxa occur sympatrically, and their populations demonstrate marked morphological differ...

journal_title：Annals of botany

authors： Costa CB,Lambert SM,Borba EL,de Queiroz LP

更新日期：2007-04-01 00:00:00

abstract：BACKGROUND AND AIMS:Mechanical perturbation is known to inhibit elongation of the inflorescence stem of Arabidopsis thaliana. The phenomenon has been reported widely for both herbaceous and woody plants, and has implications for how plants adjust their size and form to survive in mechanically perturbed environments. Wh...

journal_title：Annals of botany

authors： Paul-Victor C,Rowe N

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND AND AIMS:During sexual reproduction in higher angiosperms, the pollen tubes are directed to the ovules in the pistil to deliver sperm cells. This pollen tube attraction is highly species specific, and a group of small secreted proteins, TfCRPs, are necessary for this process in Torenia fournieri. METHODS:A ...

journal_title：Annals of botany

authors： Kanaoka MM,Kawano N,Matsubara Y,Susaki D,Okuda S,Sasaki N,Higashiyama T

更新日期：2011-09-01 00:00:00

abstract：:To investigate crown development patterns, branch architecture, branch-level light interception, and leaf and branch dynamics were studied in saplings of a plagiotropically branching tree species, Polyalthia jenkinsii Hk. f. & Thoms. (Annonaceae) in a Malaysian rain forest. Lengths of branches and parts of the branche...

journal_title：Annals of botany

authors： Osada N,Takeda H

更新日期：2003-01-01 00:00:00

abstract：BACKGROUND AND SCOPE:Self-incompatibility (SI) in flowering plants ensures the maintenance of genetic diversity by ensuring outbreeding. Different genetic and mechanistic systems of SI among flowering plants suggest either multiple origins of SI or considerable evolutionary diversification. In the grasses, SI is based ...

journal_title：Annals of botany

authors： Klaas M,Yang B,Bosch M,Thorogood D,Manzanares C,Armstead IP,Franklin FC,Barth S

更新日期：2011-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Organisms occupying the edges of natural geographical ranges usually survive at the extreme limits of their innate physiological tolerances. Extreme and prolonged fluctuations in environmental conditions, often associated with climate change and exacerbated at species' geographical range edges, are ...

journal_title：Annals of botany

authors： Sinclair EA,Statton J,Hovey R,Anthony JM,Dixon KW,Kendrick GA

更新日期：2016-02-01 00:00:00

abstract：Background: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 be based on a deep ecological and evolutionary understanding of their functioning, which remains limited. Although functional traits can ...

journal_title：Annals of botany

authors： Keppel G,Ottaviani G,Harrison S,Wardell-Johnson GW,Marcantonio M,Mucina L

更新日期：2018-11-30 00:00:00

abstract：BACKGROUND AND AIMS:Mating system is a primary determinant of the ecological and evolutionary dynamics of wild plant populations. Pollen limitation and loss of self-incompatibility genotypes can both act independently to reduce seed set and these effects are commonly observed in fragmented landscapes. This study used a...

journal_title：Annals of botany

authors： Young AG,Broadhurst LM,Thrall PH

更新日期：2012-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Hybridization is an important evolutionary process that can have a significant impact on natural plant populations. Eucalyptus species are well known for weak reproductive barriers and extensive hybridization within subgenera, but there is little knowledge of whether patterns of hybridization differ...

journal_title：Annals of botany

authors： Robins TP,Binks RM,Byrne M,Hopper SD

更新日期：2021-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Flavonoids have the potential to serve as antioxidants in addition to their function of UV screening in photoprotective mechanisms. However, flavonoids have long been reported to accumulate mostly in epidermal cells and surface organs in response to high sunlight. Therefore, how leaf flavonoids actu...

journal_title：Annals of botany

authors： Agati G,Stefano G,Biricolti S,Tattini M

更新日期：2009-10-01 00:00:00

abstract：BACKGROUND AND AIMS:The actual number of domestications of a crop is one of the key questions in domestication studies. Answers to this question have generally been based on relationships between wild progenitors and domesticated descendants determined with anonymous molecular markers. In this study, this question was ...

journal_title：Annals of botany

authors： Kwak M,Toro O,Debouck DG,Gepts P

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND AND AIMS:The leaf anatomy and ultrastructure of Deschampsia antarctica (Poaceae) plants growing in three different habitats (a dry site in the Antarctic tundra, a wet site in a zone exposed to sea spray and a greenhouse) were investigated. The ultrastructure of the leaves of D. antarctica has not been studie...

journal_title：Annals of botany

authors： Gielwanowska I,Szczuka E,Bednara J,Górecki R

更新日期：2005-11-01 00:00:00

abstract：Backgrounds and Aims:Gain or loss of floral nectar, an innovation in floral traits, has occurred in diverse lineages of flowering plants, but the causes of reverse transitions (gain of nectar) remain unclear. Phylogenetic studies show multiple gains and losses of floral nectar in the species-rich genus Pedicularis. Her...

journal_title：Annals of botany

authors： Tong ZY,Wang XP,Wu LY,Huang SQ

更新日期：2019-01-23 00:00:00

abstract：BACKGROUND AND AIMS:The endemic tree Nothofagus alessandrii (Fagaceae) has been historically restricted to the coastal range of Region VII of central Chile, and its forests have been increasingly destroyed and fragmented since the end of the 19th century. In this study, the patterns of within- and among-population gene...

journal_title：Annals of botany

authors： Torres-Díaz C,Ruiz E,González F,Fuentes G,Cavieres LA

更新日期：2007-07-01 00:00:00

abstract：:This section comprises a set of papers taken from those presented at a symposium held to commemorate the 50th anniversary of the Monsi-Saeki theory (1953), together with invited papers. The papers describe recent advances in the study of structure and function of plant canopies and are written by former students (and ...

journal_title：Annals of botany

authors： Hirose T,Terashima I

更新日期：2005-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Plant growth, the increase of organ dimensions over time, and development, the change in plant structure, are often studied as two separate processes. However, there is structural and functional evidence that these two processes are strongly related. The aim of this study was to investigate the co-o...

journal_title：Annals of botany

authors： Dambreville A,Lauri PÉ,Normand F,Guédon Y

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Large clones of rhizomatous plants are found in many habitats, but little is known about whether such clones also occur on cliff faces where environmental conditions are extremely harsh and heterogeneous. METHODS:Using molecular (intersimple sequence repeat, ISSR) markers, the genotypic composition...

journal_title：Annals of botany

authors： Liu FH,Yu FH,Liu WS,Krüsi BO,Cai XH,Schneller JJ,Dong M

更新日期：2007-07-01 00:00:00

abstract：Background and Aims:Enzymes belonging to the RNase T2 family are essential for normal rRNA turnover in eukaryotes. In Arabidopsis thaliana, this function is performed by RNS2. The null mutant rns2-2 has increased rRNA half-life and constitutive autophagy. The aim of this work was to determine the molecular changes that...

journal_title：Annals of botany

authors： Morriss SC,Liu X,Floyd BE,Bassham DC,MacIntosh GC

更新日期：2017-11-28 00:00:00

abstract：:A procedure is described for obtaining allometric regression equations to estimate non-destructively and in a cost-effective manner the current year's above-ground vegetative and reproductive biomass of Vitis vinifera L. Merlot' throughout the growing season. Significant relationships were obtained over a 3-year perio...

journal_title：Annals of botany

authors： Castelan-Estrada M,Vivin P,Gaudillère JP

更新日期：2002-04-01 00:00:00