Results 111 to 120 of about 7,052 (216)

Proteomic evaluation of gymnosperm pollination drop proteins indicates highly conserved and comlex biological functions [PDF]

open access: yes, 2007
The pollination droplet is a highly conservative pollination mechanism that is observed in all major gymnosperm taxa. Proteomics analysis of the pollination drops was carried out on four gymnosperm species: Juniperus communis (common juniper), Juniperus ...
POULIS B.   +7 more
core   +1 more source

Ecological niches and biogeography of nitrogen‐fixing plants in Europe

open access: yesPlant Biology, EarlyView.
Despite sharing N fixation as a common trait, European legume and actinorhizal plant lineages occupy strikingly divergent ecological niches shaped by their evolutionary histories and physiological adaptations. Advanced symbiont control allows IRLC legumes to expand into northern, mesic regions, while non‐IRLC legumes are more common in Mediterranean ...
N. Fahs   +9 more
wiley   +1 more source

First report of Myrothecium roridum from a gymnosperm. North American Fungi [PDF]

open access: yes, 2009
Although Myrothecium roridum has been reported as a pathogen and an endophyte with a wide host range among Angiosperms, it has never before been reported from a gymnosperm host.
Newcombe, George   +2 more
core   +2 more sources

Molecular evolution of terpene synthase underlying the diversification of isoprene emission in Fagaceae

open access: yesPlant Biology, EarlyView.
Isoprene emission in oaks originated from convergent adaptive evolution of terpene synthases, involving a substrate shift from monoterpene to isoprene production within a Fagaceae‐specific TPS lineage. Abstract Plants emit a wide range of volatile organic compounds, among which isoprene is the most abundant and atmospherically influential. Although oak
Y. Ikezaki   +11 more
wiley   +1 more source

Comparative in silico analysis of EST-SSRs in angiosperm and gymnosperm tree genera [PDF]

open access: yes, 2014
Background: Simple Sequence Repeats (SSRs) derived from Expressed Sequence Tags (ESTs) belong to the expressed fraction of the genome and are important for gene regulation, recombination, DNA replication, cell cycle and mismatch repair.
M. García Gil   +8 more
core   +1 more source

Influence of vapour pressure deficit and CO2 on the thermal sensitivity of stomatal function in tropical trees

open access: yesNew Phytologist, Volume 251, Issue 3, Page 1075-1087, August 2026.
Examining the potential thermal sensitivity of the model parameter g1 when accounting for the additive nature of underlying components including CO2 compensation point (Г*) and the marginal water cost of plant carbon gain (λ), when assuming λ is dependent upon changes in the viscosity (inverse of fluidity) of water (η, Pa·s) and the solubility of CO2 ...
Alexander W. Cheesman   +5 more
wiley   +1 more source

The case of Darwinylus marcosi (Insecta: Coleoptera: Oedemeridae): A Cretaceous shift from a gymnosperm to an angiosperm pollinator mutualism [PDF]

open access: yes
Abundant gymnosperm pollen grains associated with the oedemerid beetle Darwinylus marcosi Peris, 2016 were found in Early Cretaceous amber from Spain. This discovery provides confirmatory evidence for a pollination mutualism during the mid Mesozoic for ...
Pérez de la Fuente, Ricardo   +5 more
core  

Gymnosperms : History of Life: Plants: Gymnosperms

open access: yes, 2021
Gymnosperms represent a broad range of seed-bearing plants that differ from flowering plants in not having seeds enclosed within carpels. Gymnosperms are probably monophyletic, having arisen among ‘progymnosperm’ stock in the Devonian. Key adaptations involving retention of the megagametophyte within a protective coating to form a seed on the parent ...
openaire   +1 more source

Fine‐root trait variation in temperate trees follows arc‐shape pattern along deep soil profiles

open access: yesNew Phytologist, Volume 251, Issue 3, Page 1101-1115, August 2026.
Root trait variation along the soil depth profile in four temperate tree species. Summary Roots are plants' interface with the soil, controlling access to water and nutrients. Yet, fine‐root trait variation along deep soil profiles and its functional implications remain poorly understood.
Katrin Pietig   +3 more
wiley   +1 more source

Compounds released by sequential chemolysis from cuticular remains of the Cretaceous Gymnosperm Squamastrobus tigrensis (Patagonia, the Argentine) [PDF]

open access: yes, 1999
The chemical composition of morphologically well-preserved cuticular remains of the Cretaceous Gymnosperm Squamastrobus tigrensis found in the Bajo Tigre locality (Patagonia) was analysed by a progressive chemical degradation sequence involving: (i ...
J Sanz   +11 more
core   +1 more source

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