The cell biology of lignification in higher plants.

abstract：:The 'Oxalis tuberosa alliance' is a group of Andean Oxalis species allied to the Andean tuber crop O. tuberosa Molina (Oxalidaceae), commonly known as 'oca'. As part of a larger project studying the origins of polyploidy and domestication of cultivated oca, flow cytometry was used to survey DNA ploidy levels among Bol...

journal_title：Annals of botany

authors： Emshwiller E

更新日期：2002-06-01 00:00:00

abstract：BACKGROUND AND AIMS:Arachis batizocoi is a wild relative of cultivated peanut (A. hypogaea), an allotetraploid with an AABB genome. Arachis batizocoi was once considered the ancestral donor of the peanut B genome, but cytogenetics and DNA phylogenies have indicated a new genome classification, 'K'. These observations s...

journal_title：Annals of botany

authors： Leal-Bertioli SC,Santos SP,Dantas KM,Inglis PW,Nielen S,Araujo AC,Silva JP,Cavalcante U,Guimarães PM,Brasileiro AC,Carrasquilla-Garcia N,Penmetsa RV,Cook D,Moretzsohn MC,Bertioli DJ

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Changes in key traits occurring during the processes of plant domestication have long been subjects of debate. Only in the case of genetic analysis or with extensive plant remains can specific sets of changes be documented. Historical details of the plant domestication processes are rare and other e...

journal_title：Annals of botany

authors： Wang JX,Gao TG,Knapp S

更新日期：2008-12-01 00:00:00

abstract：BACKGROUND AND AIMS:The diploid cytotype of Paspalum rufum (Poaceae) reproduces sexually and is self-sterile; however, recurrent autopolyploidization through 2n + n fertilization and the ability for reproduction via apomixis have been documented in one genotype of the species. The objectives of this work were to analys...

journal_title：Annals of botany

authors： Delgado L,Galdeano F,Sartor ME,Quarin CL,Espinoza F,Ortiz JP

更新日期：2014-06-01 00:00:00

abstract：BACKGROUND AND AIMS:The Arecoideae is the largest and most diverse of the five subfamilies of palms (Arecaceae/Palmae), containing >50 % of the species in the family. Despite its importance, phylogenetic relationships among Arecoideae are poorly understood. Here the most densely sampled phylogenetic analysis of Arecoid...

journal_title：Annals of botany

authors： Baker WJ,Norup MV,Clarkson JJ,Couvreur TL,Dowe JL,Lewis CE,Pintaud JC,Savolainen V,Wilmot T,Chase MW

更新日期：2011-12-01 00:00:00

abstract：BACKGROUND AND AIMS:Extreme water stress episodes induce tree mortality, but the physiological mechanisms causing tree death are still poorly understood. This study tests the hypothesis that a potted tree's ability to survive extreme monotonic water stress is determined by the cavitation resistance of its xylem tissue....

journal_title：Annals of botany

authors： Barigah TS,Charrier O,Douris M,Bonhomme M,Herbette S,Améglio T,Fichot R,Brignolas F,Cochard H

更新日期：2013-11-01 00:00:00

abstract：BACKGROUND AND METHODS:Polyploidy results in genetic turmoil, much of which is associated with new phenotypes that result in speciation. Five independent lines of synthetic allotetraploid N. x obtusiata (N x o) were created from crosses between the diploid N. attenuata (Na) (male) and N. obtusifolia (No) (female) and t...

journal_title：Annals of botany

authors： Anssour S,Krügel T,Sharbel TF,Saluz HP,Bonaventure G,Baldwin IT

更新日期：2009-06-01 00:00:00

abstract：BACKGROUND AND AIMS:Litter is a key factor in structuring plant populations, through positive or negative interactions. The litter layer forms a mechanical barrier that is often strongly selective against individuals lacking hypocotyle plasticity. Litter composition also interacts with plant growth by providing benefic...

journal_title：Annals of botany

authors： Baltzinger M,Archaux F,Dumas Y

更新日期：2012-05-01 00:00:00

abstract：BACKGROUND AND AIMS:Recent studies of reproductive biology in ancient angiosperm lineages are beginning to shed light on the early evolution of flowering plants, but comparative studies are restricted by fragmented and meagre species representation in these angiosperm clades. In the present study, the progamic phase, f...

journal_title：Annals of botany

authors： Lora J,Hormaza JI,Herrero M

更新日期：2010-02-01 00:00:00

abstract：BACKGROUND AND AIMS:The pseudometallophyte Noccaea caerulescens is an excellent model to study evolutionary processes, as it grows both on normal and on heavy-metal-rich, toxic soils. The evolution and demography of populations are critically impacted by mating system and, yet, information about the N. caerulescens mat...

journal_title：Annals of botany

authors： Mousset M,David P,Petit C,Pouzadoux J,Hatt C,Flaven É,Ronce O,Mignot A

更新日期：2016-03-01 00:00:00

abstract：BACKGROUND AND AIMS:Root diameter, especially apical diameter, plays an important role in root development and function. The variation in diameter between roots, and along roots, affects root structure and thus the root system's overall foraging performance. However, the effect of diameter variation on root elongation,...

journal_title：Annals of botany

authors： Wu Q,Pagès L,Wu J

更新日期：2016-03-01 00:00:00

abstract：BACKGROUND:The origin of new species and of new forms is one of the fundamental characteristics of evolution. However, the mechanisms that govern the diversity and disparity of lineages remain poorly understood. Particularly unclear are the reasons why some taxa are vastly more species-rich than others and the manner i...

journal_title：Annals of botany

authors： Melzer R,Theißen G

更新日期：2016-04-01 00:00:00

abstract：BACKGROUND AND AIMS:Mineral elements have many essential and beneficial functions in plants. Phosphorus (P) deficiency can result in changes in the ionomes of plant organs. The aims of this study were to characterize the effects of P supply on the ionomes of shoots and roots, and to identify chromosomal quantitative tr...

journal_title：Annals of botany

authors： Wang W,Ding G,White PJ,Wang M,Zou J,Xu F,Hammond JP,Shi L

更新日期：2020-06-19 00:00:00

abstract：:Plants adjust their sink-organ growth rates, development and distribution of dry matter in response to whole-plant photosynthate status. To advance understanding of these processes, potato (Solanum tuberosum L.) plants were subjected to CO(2) and light flux treatments, and early tuber growth was assessed. Atmospheric ...

journal_title：Annals of botany

authors： Chen CT,Setter TL

更新日期：2003-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Plasticity of floral traits in response to pollination can enable plants to maximize opportunities for pollen import and export under poor pollination conditions, while minimizing costs under favourable ones. Both floral longevity and display are key traits influencing pollination. While pollination...

journal_title：Annals of botany

authors： Spigler RB

更新日期：2017-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Arbuscular mycorrhizal symbioses are important for nutrient acquisition in >80 % of terrestrial plants. Recently there have been major breakthroughs in understanding the signals that regulate colonization by the fungus, but the roles of the known plant hormones are still emerging. Here our understan...

journal_title：Annals of botany

authors： Foo E,Ross JJ,Jones WT,Reid JB

更新日期：2013-05-01 00:00:00

abstract：BACKGROUND AND AIMS:Late-acting self-incompatibility (LSI), in which selfed flowers fail to form fruits despite apparently successful growth of the pollen tubes to the ovules, is a contentious and still poorly understood phenomenon. Some studies have indicated pollen tube-pistil interactions, and major gene control. Ot...

journal_title：Annals of botany

authors： Gibbs P,Bianchi MB,Taroda Ranga N

更新日期：2004-08-01 00:00:00

abstract：BACKGROUND AND SCOPE:Models of nectar formation and exudation in multilayered nectaries with modified stomata or permeable cuticle are evaluated. In the current symplasmic model the pre-nectar moves from terminal phloem through the symplasm into the apoplasm (cell walls and intercellular spaces) with nectar formation b...

journal_title：Annals of botany

authors： Vassilyev AE

更新日期：2010-03-01 00:00:00

abstract：BACKGROUND AND AIMS:Seagrasses are marine, flowering plants with a hydrophilous pollination strategy. In these plants, successful mating requires dispersal of filamentous pollen grains through the water column to receptive stigmas. Approximately 40 % of seagrass species are monoecious, and therefore little pollen movem...

journal_title：Annals of botany

authors： Sinclair EA,Gecan I,Krauss SL,Kendrick GA

更新日期：2014-06-01 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 AND AIMS:Sarcocornia comprises about 28 species of perennial succulent halophytes distributed worldwide, mainly in saline environments of warm-temperate and subtropical regions. The genus is characterized by strongly reduced leaves and flowers, which cause taxonomic difficulties; however, species in the genu...

journal_title：Annals of botany

authors： Steffen S,Ball P,Mucina L,Kadereit G

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Introgression of crop genes into populations of wild relatives has important implications for germplasm conservation as well as for the persistence of novel transgenes in wild populations. Studies of hybrid fitness can be used to evaluate the potential for introgression to occur following episodes o...

journal_title：Annals of botany

authors： Song ZP,Lu BR,Wang B,Chen JK

更新日期：2004-03-01 00:00:00

abstract：BACKGROUND AND AIMS:A reliable protocol for flowering and fruiting in cuttings was developed with the aim of (a) studying inflorescence and flower development in grapevine cuttings and field plants, and (b) assisting haploid plant production. METHODS:Inflorescence and flower development was studied in 'Gewurztraminer'...

journal_title：Annals of botany

authors： Lebon G,Duchêne E,Brun O,Clément C

更新日期：2005-05-01 00:00:00

abstract：BACKGROUND AND AIMS:The Hawaiian silversword alliance (Asteraceae) is one the best examples of a plant adaptive radiation, exhibiting extensive morphological and ecological diversity. No research within this group has addressed the role of geographical isolation, independent of ecological adaptation, in contributing to...

journal_title：Annals of botany

authors： McGlaughlin ME,Friar EA

更新日期：2011-03-01 00:00:00

abstract：BACKGROUND AND AIMS:Most Neotropical species of Malpighiaceae produce floral fatty oils in calyx glands to attract pollinating oil-collecting bees, which depend on this resource for reproduction. This specialized type of pollination system tends to be lost in members of the family that occur outside the geographic dist...

journal_title：Annals of botany

authors： Cappellari SC,Haleem MA,Marsaioli AJ,Tidon R,Simpson BB

更新日期：2011-06-01 00:00:00

abstract：BACKGROUND AND AIMS:[corrected] Leontodon saxatilis produces two morphologically distinct achenes (morphs) in a single capitulum: one row of dark brown achenes without a pappus lies at the edge ('peripheral achenes'; 0.74 +/- 0.18 mg) while the inner ones are light brown with a pappus ('central achenes'; 0.38 +/- 0.07 ...

journal_title：Annals of botany

authors： Brändel M

更新日期：2007-12-01 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：:Young trees 0.03-1.7 m high of three coexisting Betula species were investigated in four sites of varying soil fertility, but all in full daylight, to separate nutrient and plant size controls on leaf dry mass per unit area (MA), light-saturated foliar photosynthetic electron transport rate (J) and the fraction of pla...

journal_title：Annals of botany

authors： Niinemets U,Portsmuth A,Truus L

更新日期：2002-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Recent developments in DNA sequencing, so-called next-generation sequencing (NGS) methods, can help the study of rare lineages that are known from museum specimens. Here, the taxonomy and evolution of the Malagasy grass lineage Chasechloa was investigated with the aid of NGS. METHODS:Full chloropla...

journal_title：Annals of botany

authors： Silva C,Besnard G,Piot A,Razanatsoa J,Oliveira RP,Vorontsova MS

更新日期：2017-02-01 00:00:00

abstract：BACKGROUND AND AIMS:Numerous studies have examined the effects of climatic factors on the distribution of C(3) and C(4) grasses in various regions throughout the world, but the role of seasonal fluctuations in temperature, precipitation and soil N availability in regulating growth and competition of these two functiona...

journal_title：Annals of botany

authors： Yuan Z,Liu W,Niu S,Wan S

更新日期：2007-10-01 00:00:00