Microgeographic genome size differentiation of the carob tree, Ceratonia siliqua, at 'Evolution Canyon', Israel.

abstract：BACKGROUND AND AIMS:The Marantaceae (550 spp.) is the most derived family in the order Zingiberales and exhibits a complex explosive pollination mechanism. To understand the evolutionary significance of this unique process of pollen transfer, comparative morphological and ecological studies were conducted in Gabon. ME...

journal_title：Annals of botany

authors： Ley AC,Classen-Bockhoff R

更新日期：2009-07-01 00:00:00

abstract：BACKGROUND:Gynodioecy is a reproductive system of interest for evolutionary biologists, as it poses the question of how females can be maintained while competing with hermaphrodites that possess both male and female functions. One necessary condition for the maintenance of this polymorphism is the occurrence of a femal...

journal_title：Annals of botany

authors： Dufay M,Billard E

更新日期：2012-02-01 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 role of flower specialization in plant speciation and evolution remains controversial. In this study the evolution of flower traits restricting access to pollinators was analysed in the bifid toadflaxes (Linaria sect. Versicolores), a monophyletic group of ~30 species and subspecies with highly ...

journal_title：Annals of botany

authors： Fernández-Mazuecos M,Blanco-Pastor JL,Gómez JM,Vargas P

更新日期：2013-12-01 00:00:00

abstract：BACKGROUND AND AIMS:Synorganisation of floral organs, an important means in angiosperm flower evolution, is mostly realized by congenital or post-genital organ fusion. Intimate synorganisation of many floral organs without fusion, as present in Geranium robertianum, is poorly known and needs to be studied. Obdiplostemo...

journal_title：Annals of botany

authors： Endress PK

更新日期：2010-11-01 00:00:00

abstract：:Production of grain legumes is severely reduced in salt-affected soils because their ability to form and maintain nitrogen-fixing nodules is impaired by both salinity and sodicity (alkalinity). Genotypes of chickpea, Cicer arietinum, with high nodulation capacity under stress were identified by field screening in a so...

journal_title：Annals of botany

authors： Rao DL,Giller KE,Yeo AR,Flowers TJ

更新日期：2002-05-01 00:00:00

abstract：:Roots of Allium cepa L. grown in aerated water elongate rapidly, but are not graviresponsive. These roots (1) possess extensive columella tissues comprised of cells containing numerous sedimented amyloplasts, (2) lack mucilage on their tips, and (3) are characterized by a weakly polar movement of calcium (Ca) across ...

journal_title：Annals of botany

authors： Moore R,Fondren WM

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND AND AIMS:A standardized methodology to assess the impacts of land-use changes on vegetation and ecosystem functioning is presented. It assumes that species traits are central to these impacts, and is designed to be applicable in different historical, climatic contexts and local settings. Preliminary results ...

journal_title：Annals of botany

authors： Garnier E,Lavorel S,Ansquer P,Castro H,Cruz P,Dolezal J,Eriksson O,Fortunel C,Freitas H,Golodets C,Grigulis K,Jouany C,Kazakou E,Kigel J,Kleyer M,Lehsten V,Leps J,Meier T,Pakeman R,Papadimitriou M,Papanastasis VP

更新日期：2007-05-01 00:00:00

abstract：:Clematis flammula var. maritima is a woody lianoid plant that grows on coastal sand dunes in the Mediterranean region. Older perennial stems are present as extensive underground axes. These generate surface growth of shorter-lived stems producing monospecific trellises above the surface of the sand. Despite its sand d...

journal_title：Annals of botany

authors： Isnard S,Rowe N,Speck T

更新日期：2003-03-01 00:00:00

abstract：BACKGROUND AND AIMS:Concomitant increases in O(2) and irradiance upon de-submergence can cause photoinhibition and photo-oxidative damage to the photosynthetic apparatus of plants. As energy and carbohydrate supply from photosynthesis is needed for growth, it was hypothesized that post-submergence growth recovery may r...

journal_title：Annals of botany

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

更新日期：2009-12-01 00:00:00

abstract：BACKGROUND AND AIMS:For 84 years, botanists have relied on calculating the highest common factor for series of haploid chromosome numbers to arrive at a so-called basic number, x. This was done without consistent (reproducible) reference to species relationships and frequencies of different numbers in a clade. Likeliho...

journal_title：Annals of botany

authors： Cusimano N,Sousa A,Renner SS

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND AND AIMS:Preliminary field observations in 2001 and 2002 suggested that Kingdonia uniflora (Circaeasteraceae, Ranunculales) exhibits heterodichogamy, an unusual kind of reproductive heteromorphy, hitherto unreported in Ranunculales and known from only one other genus in basal eudicots. METHODS:During severa...

journal_title：Annals of botany

authors： Wang XM,Zhang P,Du QG,He HX,Zhao L,Ren Y,Endress PK

更新日期：2012-05-01 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:An investigation was carried out to determine whether stomatal closure in flooded tomato plants (Solanum lycopersicum) results from decreased leaf water potentials (psi(L)), decreased photosynthetic capacity and attendant increases in internal CO(2) (C(i)) or from losses of root function such as cyt...

journal_title：Annals of botany

authors： Else MA,Janowiak F,Atkinson CJ,Jackson MB

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND AND AIMS:Several biogeographic models have been proposed to explain the colonization and diversification patterns of Macaronesian lineages. In this study, we calculated the diversification rates and explored what model better explains the current distribution of the 15 endemic species to the Canary Islands b...

journal_title：Annals of botany

authors： Albaladejo RG,Martín-Hernanz S,Reyes-Betancort JA,Santos-Guerra A,Olangua-Corral M,Aparicio A

更新日期：2020-05-09 00:00:00

abstract：BACKGROUND AND AIMS:Spring ephemerals have a specific life-history trait, i.e. shoot growth and sexual reproduction occur simultaneously during a short period from snowmelt to canopy closure in deciduous forests. The aim of this study is to clarify how spring ephemerals invest resources for seed production within a res...

journal_title：Annals of botany

authors： Horibata S,Hasegawa SF,Kudo G

更新日期：2007-09-01 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：BACKGROUND:Grasslands are a major part of the global ecosystem, covering 37 % of the earth's terrestrial area. For a variety of reasons, mostly related to overgrazing and the resulting problems of soil erosion and weed encroachment, many of the world's natural grasslands are in poor condition and showing signs of degra...

journal_title：Annals of botany

authors： O'Mara FP

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND AND AIMS:Many alpine plant species combine clonal and sexual reproduction to minimize the risks of flowering and seed production in high mountain regions. The spatial genetic structure and diversity of these alpine species is strongly affected by different clonal strategies (phalanx or guerrilla) and the pro...

journal_title：Annals of botany

authors： Reisch C,Schurm S,Poschlod P

更新日期：2007-04-01 00:00:00

abstract：:Background and Aims Morphological variation in light-foraging strategies potentially plays important roles in efficient light utilization and carbon assimilation in spatially and temporally heterogeneous environments such as tropical moist forest understorey. By considering a suite of morphological traits at various h...

journal_title：Annals of botany

authors： Laurans M,Vincent G

更新日期：2016-10-01 00:00:00

abstract：BACKGROUND AND AIMS:Land-use changes and associated extinction/colonization dynamics can have a large impact on population genetic diversity of plant species. The aim of this study was to investigate genetic diversity in a founding population of the self-incompatible forest herb Primula elatior and to elucidate the pro...

journal_title：Annals of botany

authors： Jacquemyn H,Vandepitte K,Roldán-Ruiz I,Honnay O

更新日期：2009-03-01 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:The aim of this study was to investigate the importance of pyrophosphate (PPi) for plant metabolism and survival under low oxygen stress. Responses of roots of wild-type potato plants were compared with roots of transgenic plants containing decreased amounts of PPi as a result of the constitutive ex...

journal_title：Annals of botany

authors： Mustroph A,Albrecht G,Hajirezaei M,Grimm B,Biemelt S

更新日期：2005-09-01 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: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:Watermelons, Citrullus species (Cucurbitaceae), are native to Africa and have been cultivated since ancient times. The fruit flesh of wild watermelons is watery, but typically hard-textured, pale-coloured and bland or bitter. The familiar sweet dessert watermelons, C. lanatus, featuring non-bitter, ...

journal_title：Annals of botany

authors： Paris HS

更新日期：2015-08-01 00:00:00

abstract：BACKGROUND AND AIMS:Species and hybrids of the genus Miscanthus contain attributes that make them front-runners among current selections of dedicated bioenergy crops. A key trait for plant biomass conversion to biofuels and biomaterials is cell-wall quality; however, knowledge of cell-wall composition and biology in Mi...

journal_title：Annals of botany

authors： da Costa RM,Lee SJ,Allison GG,Hazen SP,Winters A,Bosch M

更新日期：2014-10-01 00:00:00

abstract：BACKGROUND:Carboxylate-releasing cluster roots of Proteaceae play a key role in acquiring phosphorus (P) from ancient nutrient-impoverished soils in Australia. However, cluster roots are also found in Proteaceae on young, P-rich soils in Chile where they allow P acquisition from soils that strongly sorb P. SCOPE:Unlik...

journal_title：Annals of botany

authors： Lambers H,Bishop JG,Hopper SD,Laliberté E,Zúñiga-Feest A

更新日期：2012-07-01 00:00:00

abstract：BACKGROUND AND AIMS:Buzz pollination involves explosive pollen release in response to vibration, usually by bees. The mechanism of pollen release is poorly understood, and it is not clear which component of vibration (acceleration, frequency, displacement or velocity) is critical; the role of buzz frequency has been pa...

journal_title：Annals of botany

authors： Corbet SA,Huang SQ

更新日期：2014-12-01 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