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Tag: gymnosperms

Close Encounters

Honey bees are bad news for some plants in search of pollination

Some people fixate on honey bees as essential for pollination. Reality is more complicated. For one species, honey bee visits actively harm its chances of pollinating a partner.

by Alun SaltSeptember 1, 2021September 1, 2021
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Taxonomy & Evolution

Flowering plants spelled the end of gymnosperm dominance

Coupled with the negative effects of global cooling, angiosperms pushed gymnosperm extinction past the point of recovery.

by Erin ZimmermanNovember 13, 2020November 13, 2020
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Taxonomy & Evolution

Scientists suggest bringing a fresh set of eyes to the problem, ‘When did the first flowers evolve?’

A disagreement on when flowers evolved could be solved by studying the real experts on pollination, the pollinators.

by Alun SaltJune 20, 2020June 19, 2020
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News

Unexpected flowers in the Jurassic

Did flowering plants appear earlier than the fossil record indicates? Two papers independently conclude they did – and suggest what fossil evidence we should look for.

by Alun SaltFebruary 7, 2018February 7, 2018
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Species development over time
Annals of Botany

Integrative approaches to understanding angiosperm origins and diversity

The rise of angiosperms should be studied as part of the global increase in biodiversity.

by botanyoneFebruary 5, 2018February 5, 2018
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Fly on a pollination drop
Annals of Botany

Phylogenetic and functional signals in ovular secretions of gymnosperms

This study reinforces the antiquity of insect–plant pollination mutualisms in Gnetophyta, which have a fossil record beginning in the Triassic.

by botanyoneJanuary 17, 2018January 17, 2018
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Schematic model depicting the changes in the energy flows of Ginkgo and ferns when acclimated to TJB atmospheric conditions.
Annals of Botany

Photosynthetic plasticity and survival across the Triassic-Jurassic boundary

Why did Gingko almost disappear during the Triassic–Jurassic mass extinction when ferns did so well? The answer has relevance for future atmospheric changes.

by botanyoneJuly 17, 2017July 17, 2017
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A stable phylogeny for the cycads
Annals of Botany

A stable phylogeny for the cycads

by botanyoneFebruary 10, 2014February 5, 2014
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Image: Wikimedia Commons.
Plant Cuttings

Giant organisms, giant genomes…

Humans are 98% junk! But a carnivorous plant is far more efficient – containing only 3% junk-DNA.

by Nigel ChaffeyAugust 1, 2013July 25, 2013
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Image: Wikimedia Commons.
Plant Cuttings

Fire

by Nigel ChaffeyFebruary 7, 2013February 1, 2013
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DNA content for 407 plant species from the USA
Annals of Botany

DNA content for 407 plant species from the USA

by botanyoneDecember 30, 2012December 30, 2012
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Image: Wikimedia Commons.
Plant Cuttings

Bryophyte ‘sperminator’…

by Nigel ChaffeyNovember 20, 2012November 21, 2012
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Leaf display by conifer and angiosperm seedlings
Annals of Botany

Leaf display by conifer and angiosperm seedlings

by botanyoneSeptember 28, 2012August 21, 2012
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Botany One is a blog run by the Annals of Botany Company, a non-profit educational charity.

In addition to Botany One, the company currently publishes three journals, the Annals of Botany, AoB PLANTS, and in silico Plants.

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