Authenticated DNA from ancient wood remains.

abstract：BACKGROUND AND AIMS:The spatial distribution of cytotypes can provide valuable insights into evolutionary patterns of polyploid complexes. In a previous study the macro-scale distribution of the three main cytotypes in Senecio carniolicus (Asteraceae) within the Eastern Alps was characterized. Employing a roughly 12-fo...

journal_title：Annals of botany

authors： Sonnleitner M,Flatscher R,Escobar García P,Rauchová J,Suda J,Schneeweiss GM,Hülber K,Schönswetter P

更新日期：2010-12-01 00:00:00

abstract：BACKGROUND AND AIMS:The use of microarrays to characterize the transcript profile of Arabidopsis under various experimental conditions is rapidly expanding. This technique provides a huge amount of expression data, requiring bioinformatics tools to allow the proposal of working hypotheses. The aim of this study was to ...

journal_title：Annals of botany

authors： Gonzali S,Loreti E,Novi G,Poggi A,Alpi A,Perata P

更新日期：2005-09-01 00:00:00

abstract：BACKGROUND AND AIMS:The palm tribe Chamaedoreeae displays flowers arranged in a complex partial inflorescence called an acervulus. This type of partial inflorescence has so far not been reported elsewhere in the largest palm subfamily Arecoideae, which is traditionally characterized by flowers predominantly arranged in...

journal_title：Annals of botany

authors： Ortega-Chávez N,Stauffer FW

更新日期：2011-12-01 00:00:00

abstract：BACKGROUND AND AIMS:Wetlands are impacted by changes in hydrological regimes that can lead to periods of low water levels. During these periods, aquatic plants experience a drastic change in the mechanical conditions that they encounter, from low gravitational and tensile hydrodynamic forces when exposed to flow under ...

journal_title：Annals of botany

authors： Hamann E,Puijalon S

更新日期：2013-12-01 00:00:00

abstract：BACKGROUND AND AIMS:Exogenous ethylene has recently gained commercial interest as a sprouting inhibitor of onion bulbs. The role of ethylene in dormancy and sprouting of onions, however, is not known. METHODS:A cultivar (Allium cepa 'Copra') with a true period of dormancy was used. Dormant and sprouting states of onio...

journal_title：Annals of botany

authors： Bufler G

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Phosphorus commonly limits crop yield and is frequently applied as fertilizer; however, supplies of quality rock phosphate for fertilizer production are diminishing. Plants have evolved many mechanisms to increase their P-fertilizer use efficiency, and an understanding of these traits could result i...

journal_title：Annals of botany

authors： Brown LK,George TS,Thompson JA,Wright G,Lyon J,Dupuy L,Hubbard SF,White PJ

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND AND AIMS:Most genera of the neotropical Galipeinae (tribe Galipeeae, Rutoideae) exhibit several forms and degrees of fusion between the floral organs, including the union of petals into an apparently sympetalous corolla, the joining of the stamens among themselves and to the corolla, and the partial to compl...

journal_title：Annals of botany

authors： El Ottra JH,Pirani JR,Endress PK

更新日期：2013-05-01 00:00:00

abstract：BACKGROUND AND AIMS:Photosynthetic thermotolerance (PT) is important for plant survival in tropical and sub-tropical savannas. However, little is known about thermotolerance of tropical and sub-tropical wild plants and its association with leaf phenology and persistence. Longer-lived leaves of savanna plants may experi...

journal_title：Annals of botany

authors： Zhang JL,Poorter L,Hao GY,Cao KF

更新日期：2012-10-01 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:We tested whether the local differences in genome size recorded earlier in the wild barley, Hordeum spontaneum, at 'Evolution Canyon', Mount Carmel, Israel, can also be found in other organisms. As a model species for our test we chose the evergreen carob tree, Ceratonia siliqua. METHODS:Genome siz...

journal_title：Annals of botany

authors： Bures P,Pavlícek T,Horová L,Nevo E

更新日期：2004-05-01 00:00:00

abstract：:Culture of cassava somatic embryos on media with an altered macro- and micro-nutrient salt concentration affected embryo development and germination capability. In the tests, quarter-, half-, full- or double-strength Murashige and Skoog (MS) media were compared. The maximum number of somatic embryos differentiated fro...

journal_title：Annals of botany

authors： Groll J,Mycock DJ,Gray VM

更新日期：2002-05-01 00:00:00

abstract：Background and Aims:Interstitial telomeric repeat (ITR) sites, consisting of tandem repeats of telomeric motifs localized at intrachromosomal sites, have been reported in a few unrelated organisms including plants. However, the causes for the occurrence of ITRs outside of the chromosomal termini are not fully understoo...

journal_title：Annals of botany

authors： Rosato M,Álvarez I,Feliner GN,Rosselló JA

更新日期：2018-08-27 00:00:00

abstract：BACKGROUND AND AIMS:Bromus tectorum (cheatgrass or downy brome) is an exotic annual grass that is dominant over large areas of former shrubland in western North America. To flower in time for seed production in early summer, B. tectorum plants generally require vernalization at winter temperatures, either as imbibed se...

journal_title：Annals of botany

authors： Meyer SE,Nelson DL,Carlson SL

更新日期：2004-06-01 00:00:00

abstract：BACKGROUND AND AIMS:The effects of cotyledon damage on seedling growth and survival are relatively well established, but little is known about the effects on aspects of plant fitness such as seed number and size. Here the direct and indirect mechanisms linking cotyledon damage and plant fitness in the annual species Me...

journal_title：Annals of botany

authors： Zhang S,Zhao C,Lamb EG

更新日期：2011-03-01 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:Species of the Nepenthaceae family are under-represented in studies of leaf traits and the consequent view of mineral nutrition and limitation in carnivorous plants. This study is aimed to complement existing data on leaf traits of carnivorous plants. METHODS:Physico-chemical properties, including ...

journal_title：Annals of botany

authors： Osunkoya OO,Daud SD,Di-Giusto B,Wimmer FL,Holige TM

更新日期：2007-05-01 00:00:00

abstract：BACKGROUND:Salt stress has become a major threat to plant growth and productivity. Arbuscular mycorrhizal fungi colonize plant root systems and modulate plant growth in various ways. SCOPE:This review addresses the significance of arbuscular mycorrhiza in alleviation of salt stress and their beneficial effects on plan...

journal_title：Annals of botany

authors： Evelin H,Kapoor R,Giri B

更新日期：2009-12-01 00:00:00

abstract：BACKGROUNDS AND AIMS:The rhizosphere priming effect (RPE) has been explained from the perspective of microbial responses to root exudates and nutrient availability. This study introduced a chemical process that could also contribute to RPE: root exudates (organic acid ligands) could liberate mineral-protected carbon (C...

journal_title：Annals of botany

authors： Xu Q,Wang X,Tang C

更新日期：2019-11-27 00:00:00

abstract：BACKGROUND AND AIMS:Models assessing the prospects of plant species at the landscape level often focus primarily on the relationship between species dynamics and landscape structure. However, the short-term prospects of species with slow responses to landscape changes depend on the factors affecting local population dy...

journal_title：Annals of botany

authors： Hemrová L,Cervenková Z,Münzbergová Z

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND AND AIMS:Although numerous angraecoid orchids in Madagascar display typical sphingophilous syndrome (i.e. white, nectariferous, long-spurred flowers, producing a strong scent at the crepuscule that is attractive to moths), three species of Angraecum in Reunion, belonging to the endemic section Hadrangis, hav...

journal_title：Annals of botany

authors： Micheneau C,Fournel J,Pailler T

更新日期：2006-06-01 00:00:00

abstract：BACKGROUND AND AIMS:The pericarp weight comprises <17 % of wheat grain weight at harvest. The pericarp supports the hydration and nutrition of both the embryo and endosperm during early grain filling. However, studies of the pericarp and its association with final grain weight have been scarce. This research studied th...

journal_title：Annals of botany

authors： Herrera J,Calderini DF

更新日期：2020-10-30 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:Root cortical senescence (RCS) is a poorly understood phenomenon with implications for adaptation to edaphic stress. It was hypothesized that RCS in barley (Hordeum vulgare L.) is (1) accelerated by exogenous ethylene exposure; (2) accompanied by differential expression of ethylene synthesis and sig...

journal_title：Annals of botany

authors： Schneider HM,Wojciechowski T,Postma JA,Brown KM,Lynch JP

更新日期：2018-06-28 00:00:00

abstract：BACKGROUND AND AIMS:Cotton (Gossypium hirsutum) has indeterminate growth. The growth regulator mepiquat chloride (MC) is used worldwide to restrict vegetative growth and promote boll formation and yield. The effects of MC are modulated by complex interactions with growing conditions (nutrients, weather) and plant popul...

journal_title：Annals of botany

authors： Gu S,Evers JB,Zhang L,Mao L,Zhang S,Zhao X,Liu S,van der Werf W,Li Z

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Under predicted climate change scenarios, increased temperatures are likely to predispose trees to leaf and other tissue damage, resulting in plant death and contraction of already narrow distribution ranges in many relictual species. The effects of predicted upward temperatures may be further exace...

journal_title：Annals of botany

authors： Offord CA

更新日期：2011-08-01 00:00:00

abstract：BACKGROUND AND AIMS:The large monophyletic genus Mimosa comprises approx. 500 species, most of which are native to the New World, with Central Brazil being the main centre of radiation. All Brazilian Mimosa spp. so far examined are nodulated by rhizobia in the betaproteobacterial genus Burkholderia. Approximately 10 My...

journal_title：Annals of botany

authors： Gehlot HS,Tak N,Kaushik M,Mitra S,Chen WM,Poweleit N,Panwar D,Poonar N,Parihar R,Tak A,Sankhla IS,Ojha A,Rao SR,Simon MF,Reis Junior FB,Perigolo N,Tripathi AK,Sprent JI,Young JP,James EK,Gyaneshwar P

更新日期：2013-07-01 00:00:00

abstract：BACKGROUND AND AIMS:Water is an increasingly scarce resource that limits crop productivity in many parts of the world, and the frequency and severity of drought are predicted to increase as a result of climate change. Improving tolerance to drought stress is therefore important for maximizing future crop yields. The ai...

journal_title：Annals of botany

authors： Marquez-Garcia B,Shaw D,Cooper JW,Karpinska B,Quain MD,Makgopa EM,Kunert K,Foyer CH

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Increasing energy demands and the necessity to reduce greenhouse gas emissions are key motivating factors driving the development of lignocellulosic crops as an alternative to non-renewable energy sources. The effects of global climate change will require a better understanding of the genetic basis ...

journal_title：Annals of botany

authors： Carlson CH,Gouker FE,Crowell CR,Evans L,DiFazio SP,Smart CD,Smart LB

更新日期：2019-10-29 00:00:00

abstract：BACKGROUND AND AIMS:The process of vascular development in plants results in the formation of a specific array of bundles that run throughout the plant in a characteristic spatial arrangement. Although much is known about the genes involved in the specification of procambium, phloem and xylem, the dynamic processes and...

journal_title：Annals of botany

authors： Cartenì F,Giannino F,Schweingruber FH,Mazzoleni S

更新日期：2014-09-01 00:00:00

abstract：BACKGROUND AND AIMS:Alterations of plasmodesma (PD) connectivity are likely to be very important for plant development. Here, the repetitive division pattern of cambial initials in Populus nigra 'italica' was studied to follow the development of the PD network during maturation. Furthermore, seasonal changes were inves...

journal_title：Annals of botany

authors： Fuchs M,van Bel AJ,Ehlers K

更新日期：2010-03-01 00:00:00