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- July 28, 2017
We return to Shenzhen with more Twitter commentary.
Pollen Tubes to Fertilisation
Thomas Dresselhaus plenary address on plant fertilization at #IBC2017 pic.twitter.com/uaOlrLlAFk
— Dr. Andi Wolfe, Professor Emeritus (@AndiWolfe) July 28, 2017
Botany 101 with Thomas Dresselhaus at #IBC2017 pic.twitter.com/oNoQMDj2hS
— Dr. Andi Wolfe, Professor Emeritus (@AndiWolfe) July 28, 2017
Angiosperm sperm cells are passive cargo in the pollen tube during fertilization – Thomas Dresselhaus #IBC2017
— Dr. Andi Wolfe, Professor Emeritus (@AndiWolfe) July 28, 2017
Morning thought on Fertilization #IBC2017. Fertilization mechanism: A comparison of Eudicot and monocot, by- Dr. Thomas Dresselhaus pic.twitter.com/3LaHMXnleC
— Palash Chandra Mondol (@iampalash11) July 28, 2017
#IBC2017 Thomas Dresselhaus: Fertilization mechanisms in eudicots and grasses – the pollen tube journey in Arabidopsis. pic.twitter.com/lQmNAloakK
— JIPB (@IntegrPlantBiol) July 28, 2017
Dresselhaus T. opens #IBC2017 about #fertilization. Sperms cells are passive cargo in the pollen tube. Fertilization is a precise process.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Dresselhaus T. #IBC2017. For grasses, 1 ovule make the fert. a compet. process between pollen tubes. Pollen induces cell dead by peptides
— Aureliano Bombarely (@aubombarely) July 28, 2017
Dresselhaus T. #IBC2017 peptides segregated by pollen tubes are cys-rich prot. (e.g RALFs). EA1 is required to guide pollen tube in grasses.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Thomas Dresselhaus role of secreted cysteine rich peptides in pollen tube signaling & micropylar guidance. #IBC2017 https://t.co/tFTXgBAynO pic.twitter.com/rbOIiVJGhM
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Dresselhaus T. #IBC2017 EA1 binds apical region in pollen tubes. WSL1-4 (Why-So-Late) interact with EA1 and the receptors guiding pollen tub
— Aureliano Bombarely (@aubombarely) July 28, 2017
#IBC2017 Thomas Dresselhaus: Torenia Fournieri has a naked embryo sac – an excellent model system. pic.twitter.com/lxyeQAfft7
— JIPB (@IntegrPlantBiol) July 28, 2017
Dresselhaus T. #IBC2017 LURE1 & LURE2 guide pollen in Torenia but are not related with AtLUREs. Pollen guide molecules are related with DEFs
— Aureliano Bombarely (@aubombarely) July 28, 2017
#IBC2017 Thomas Dresselhaus: Plant defensins (DEFs) or DEFLs are structurally related to animal toxins. pic.twitter.com/OnwhKgTcxk
— JIPB (@IntegrPlantBiol) July 28, 2017
Dresselhaus T. #IBC2017 shows two Ca2+ when the sperm cells fuse to egg cell. Many TFs (10% genome) is activated after fertilization.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Dresselhaus: Transcriptomes got no break. They become very active right after fertilization #IBC2017 pic.twitter.com/34jwwOCMnJ
— Bier Kraichak (@bierbryo) July 28, 2017
https://twitter.com/Pathh1/status/890745112703016960
Around the Conference
One of several #sciart galleries at #IBC2017 #STEAM #biodiversity #conservation pic.twitter.com/X7BR97nJni
— Matt Gitzendanner (@m_gitz) July 28, 2017
The #technology behind the giant LED screens used in lecture halls at #IBC2017 pic.twitter.com/FpHhXfsYKt
— Matt Gitzendanner (@m_gitz) July 28, 2017
https://twitter.com/LaskyJR/status/890767808455487492
The child-friendly city of #Shenzhen in action teaching about plants and the environment #IBC2017 pic.twitter.com/C6pf6APoYA
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
https://twitter.com/wile_phylote/status/890786534848200704
https://twitter.com/ebsessa/status/890796647898202112
The Origin of Economically Important Cucumis, Citrullus and Momordica
Renner S. #IBC2017 opens her presentation highlighting "importance of names attached to species attached to geography".
— Aureliano Bombarely (@aubombarely) July 28, 2017
Suzanne Renner is sharing cool info about the origin of cucumbers and melons #IBC2017 pic.twitter.com/ixfUA3xTtV
— Dr. Andi Wolfe, Professor Emeritus (@AndiWolfe) July 28, 2017
#IBC2017 Suzanne Renner: The origin of Cucumis, Citrullus, and Momordica. pic.twitter.com/0jilacXlG0
— JIPB (@IntegrPlantBiol) July 28, 2017
Renner: a problem when the taxonomy is too stable (since 1753) You can't touch it! #IBC2017 pic.twitter.com/yikAdR9ngV
— Bier Kraichak (@bierbryo) July 28, 2017
Dr. Suzanne Renner is now talking about the origin of economically important species like Cucumis, Citrullus and Momordica. #IBC2017 pic.twitter.com/JW2STon8vn
— Palash Chandra Mondol (@iampalash11) July 28, 2017
Susanne Renner: cucumber family difficult to study prior to DNA due to morphological diversity & large fruits often not collected. #IBC2017 pic.twitter.com/ExLRFe4HuJ
— Matt Gitzendanner (@m_gitz) July 28, 2017
Renner S. #IBC2017 Linnaeus 1753 pointed out that the habitat of Cucumis is unknown. Muellerargia is the sister genus to cucumis.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Renner: Royle got the Cucumis right since 1835, despite having not seen wild species in Australia or molecular data #IBC2017 pic.twitter.com/DllHiQFmNq
— Bier Kraichak (@bierbryo) July 28, 2017
Susanne Renner uses Cucumis: why names, geographical origin & specimen collections are so important. #IBC2017 sequencing for biodiversity pic.twitter.com/WzAZNjbZgE
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Honey melon is only domesticated in India and Africa, Dr. Susanne Renner #IBC2017 pic.twitter.com/ihBUr9ADDE
— Palash Chandra Mondol (@iampalash11) July 28, 2017
Renner S. #IBC2017 honeymelon was domesticated in parallel in India (C. pubescens) & Africa (C. trigonus).
— Aureliano Bombarely (@aubombarely) July 28, 2017
Renner: without specimens, we would have no idea what the name is for watermelon #IBC2017 pic.twitter.com/3DI3Oh6bc0
— Bier Kraichak (@bierbryo) July 28, 2017
Susanne Renner: Linnaeus did not waste time on descriptions. Only diagnosis required by nomenclature rules. #IBC2017 pic.twitter.com/8sPXNhNzrn
— Matt Gitzendanner (@m_gitz) July 28, 2017
Renner S. #IBC2017 discuss the problem of name a species without leave an herbarium specimen. E.g. watermelon (C. lanatus vs C. battich)
— Aureliano Bombarely (@aubombarely) July 28, 2017
Susanne Renner: Linnaeus named what we call Drosophila, but didn't follow his own rules and make a collection to go with his name. #IBC2017 pic.twitter.com/kdE61PrC0i
— Matt Gitzendanner (@m_gitz) July 28, 2017
Fascinating work by Susanne Renner that combines genomics and old European herbaria to find wild relatives of cucumber and melons #ibc2017 pic.twitter.com/GeuEel1jB0
— Heather Cacanindin (@hcacanindin) July 28, 2017
Importance of names attached to specimens attached to geography – S Renner #IBC2017 pic.twitter.com/JlJY2tKxVd
— Bier Kraichak (@bierbryo) July 28, 2017
Early Angiosperms
Friis: unlocking the secret of early angiosperms why fossils #IBC2017 pic.twitter.com/BbfdQ6Z4Iz
— Bier Kraichak (@bierbryo) July 28, 2017
Friis E.M. #IBC2017 presents her #paleobotany key work to rebuild the #angiosperms history. Dicot fossil dated in the early cretaceous.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Friis E.M. #IBC2017 fossil related with the Laurales (Saporta-flower as sister group) were abundant in the Cretaceous in the Portugal area.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Friis E.M. #IBC2017 Early Cretaceous (EC) eudicots diversity was high but only in Laurales sps. LC shows expl. radiation in core eudicots.
— Aureliano Bombarely (@aubombarely) July 28, 2017
Advances in X-ray technology allows us to get more from fossils – Friis #IBC2017 pic.twitter.com/UtF9uX18al
— Bier Kraichak (@bierbryo) July 28, 2017
https://twitter.com/hsauquet_upsud/status/890770062440714242
Ex situ Cultivated Flora and Germplasm Discovery for Novel Crop Plants
Hongwen Huang gives need for botanic gardens in conservation & germplasm availability for crop breeding. What new fruits will come?#IBC2017 pic.twitter.com/a3mGHL5v8d
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Seed Germination and Seedling Emerging Out of Soil
Deng XW #IBC2017 about #seed_germination. Seed burial & dormancy are long-term survival mechanisms. DET1, HFR1 & PIF1 genes control germinat
— Aureliano Bombarely (@aubombarely) July 28, 2017
Deng – germination: one step of your plant life that you can't really screw up. Slight change of light matters #IBC2017 pic.twitter.com/H2NuXmVhzQ
— Bier Kraichak (@bierbryo) July 28, 2017
Deng XW #IBC2017 chlorophyll precursors biosyn. play a key part in the plant to get out the soil. Ethylene is related with mechanical stress
— Aureliano Bombarely (@aubombarely) July 28, 2017
Proto-chlorophyll in germinating seedling is a goldilocks situation. Too much: oxidative damage. Too little: sun-starved seedling #IBC2017
— Alex Taylor (@ATayters) July 28, 2017
Deng XW #IBC2017 Mechanical stress is perceived by seeding and communicated by C2H4 signaling pathway. COP1 & HY5 for the depth soil signal.
— Aureliano Bombarely (@aubombarely) July 28, 2017
How does seed germinate and seedling emerges from the soil and survivess? by- Dr. Xing-Wang Deng #IBC2017 pic.twitter.com/fL53uCmf32
— Palash Chandra Mondol (@iampalash11) July 28, 2017
Establishing New Botanic Gardens in Indonesia
Didik Wodyatmoko on new botanic gardens for Indonesia. What makes a biodiversity hotspot? (Topic more evident at previous IBCs) #IBC2017 pic.twitter.com/gWt7UbGHFk
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Spatial Phylogenetics
Joe Miller is kicking off the spatial phylogenetic symposium at #IBC2017 pic.twitter.com/TyZMwChNs6
— Dr. Andi Wolfe, Professor Emeritus (@AndiWolfe) July 28, 2017
https://twitter.com/ebsessa/status/890812732575956992
Biodiverse analysis software: CANAPE – Categorical Analysis of Palaeo and Neo Endemism #IBC2017 – some background https://t.co/p2oMntWfaj
— Dr. Andi Wolfe, Professor Emeritus (@AndiWolfe) July 28, 2017
https://twitter.com/hsauquet_upsud/status/890820890795032576
Building and Exploring the Green Plant Tree of Life
.@jleebensmack announces that 1KP raw data now publicly available. Very important resource #IBC2017 pic.twitter.com/pukjV5UwUI
— Mike Moore (@gypsumbotany) July 28, 2017
@jleebensmack is polytomy the true tree (ancestral core eudicots)? Will use 10K genomes to investigate. #IBC2017 pic.twitter.com/cygDgJGRMX
— richie hodel (@richiehodel) July 28, 2017
This tree presented by Tom Givnish is definitely one of the most attractive ones I've seen to date #IBC2017 pic.twitter.com/bRozdY6yoW
— Charles Foster (@theCFos) July 28, 2017
. @gypsumbotany shows how Phyparts can help pinpoint gene tree discordance occurs in subgenome phylogenies #IBC2017 https://t.co/pvUs4A42iz pic.twitter.com/cgRefwgndX
— Matt Johnson, PhD (@mossMatters) July 28, 2017
Thomas Givnish – Thismia has the most highly reduced plastid genome of any mycoheterotroph with only 12 genes #IBC2017
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
There is no relationship between biodiversity and no. of botanical curators – Mauricio Diazgranadas #IBC2017 pic.twitter.com/JE4h33YAoN
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
The most frequent keywords in #IBC2017 abstracts. A huge focus on genes and genetics – Mauricio Diazgrandas pic.twitter.com/cy9iWdRhxk
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
While international conferences focus on genes & genomes, Latin American botanical systematics is still focused on species #IBC2017 pic.twitter.com/l6ttwaE89O
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
Very cool. Preliminary results suggest this is also true within Begonia across the American tropics. #IBC2017 https://t.co/dzApfTOZWA
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
"de novo transcriptome assembly is like a teenager: it makes bold assumptions but makes embarrassing mistakes" – Gitzendanner #IBC2017
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
@m_gitz: Still problematic resolving deep nodes with complete plastid genomes–have we reached the resolution limit?? #IBC2017 pic.twitter.com/KYuHIM3GXs
— richie hodel (@richiehodel) July 28, 2017
Pam Soltis sorts uncertainties in angiosperm tree: conflicts, lack of resolution & poor support in tree root, clades & asterids #IBC2017 pic.twitter.com/RywjMqh25z
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Norman Wickett – "I feel like I am at the Olympics of botany" #IBC2017
— Dr Peter Moonlight (@PeterMoonlight) July 28, 2017
@NormWickett uses MYbaits to get genomes to solve moss mysteries #IBC2017 pic.twitter.com/k32ag6MpDp
— Bier Kraichak (@bierbryo) July 28, 2017
#IBC2017 "because bryophytes are monophyletic I can refer to them as the basal group" taunts Norman Wickett https://t.co/sKlni4bIUQ pic.twitter.com/Nq2FbxJIFK
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
. @NormWickett jokes that a monophyletic bryophytes means we can finally refer to vascular plants as an “early diverging lineage” #IBC2017
— Matt Johnson, PhD (@mossMatters) July 28, 2017
The sample in red is an Onagrad herbarium sample from 1927, recovered 333 genes! #IBC2017 https://t.co/SQar1V7BrK
— Matt Johnson, PhD (@mossMatters) July 28, 2017
Welcome to the brave new world of monophyletic bryophytes and "basal" vascular plants @NormWickett #IBC2017 pic.twitter.com/Ecoei0WQpw
— Bier Kraichak (@bierbryo) July 28, 2017
. @BillJBaker of @KewScience PAFTOL aims for a genus-complete phylogeny of angiosperms with HybSeq #IBC2017 https://t.co/FajmFmguQD
— Matt Johnson, PhD (@mossMatters) July 28, 2017
Have to say I'm very excited about the #PAFTOL project at @kewgardens. Will lead to a #hybseq tree of all angiosperm genera #IBC2017
— Mike Moore (@gypsumbotany) July 28, 2017
Bill Baker Kew gives overview of future for plant tree of life based on https://t.co/8KlomuF93X and vision for https://t.co/AcDYq4RtLo
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Enjoy ZhiDuan Chen plant photos! He measures biodiversity across China. Higher 3000m West has less diversity younger flora than E #IBC2017 pic.twitter.com/nj9rihfIH2
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Bill Baker points out the assertive front page copyright is mostly moderated to CC-BY in T&Cs https://t.co/1dlmhPY4yr
— Pat Heslop-Harrison (@Pathh1) July 28, 2017
Ranunculaceae and the Evo-Devo of the Flower
https://twitter.com/hsauquet_upsud/status/890810494365310977
Latin American Botanical Research
https://twitter.com/charoles/status/890811353329537025
Key Questions on Angiosperm Macroevolution
https://twitter.com/hsauquet_upsud/status/890814214071140353
World Flora Online
Dr. Wyse-Jackson of @mobotgarden: WFO – an intl. plant taxonomic community response to the Global Strategy for Plant Conservation #IBC2017 pic.twitter.com/OmhvRZk0o8
— William Ulate (@WUlate) July 28, 2017
William Thomas presents @NYBG contributions to WFO in "Transforming Hard Copy to Digital for the World Flora Online" #IBC2017 pic.twitter.com/8e1mgDt1Hu
— William Ulate (@WUlate) July 28, 2017
Marianne Le Roux of @SANBI_ZA explains an Alternative Method to Compiling an Online Flora as a Contribution Towards the WFO #IBC2017 pic.twitter.com/1TAqhNybqO
— William Ulate (@WUlate) July 28, 2017
Geoff Levin, from FNA, shares the experience of The Flora of North America in moving from hard copy to digital information sharing #IBC2017
— William Ulate (@WUlate) July 28, 2017
Info. on all world's known seed-bearing plants online by 2020 Abigail Baker at "POWOP, how the RBG, Kew will contribute to the WFO" #IBC2017 pic.twitter.com/NuRDZEZmQm
— William Ulate (@WUlate) July 28, 2017
Abigail Baker from @kewgardens in #IBC2017 presenting the great work done by the POWOP team to provide data to @TheWorldFlora and next steps pic.twitter.com/zuYDxVZ9cW
— William Ulate (@WUlate) July 28, 2017
Flora of North America: Nomenclature Review by Kanchi Gandhi #IBC2017 pic.twitter.com/xj1qLyfasH
— William Ulate (@WUlate) July 28, 2017
Asian and Chinese Bryology
Amiyama: population structures within species suggests speciation of mosses in East Asia archipelago #IBC2017 pic.twitter.com/6ZOmt9BQ6D
— Bier Kraichak (@bierbryo) July 28, 2017
He: NAm-EAsia floristic affinities also strong in missed #IBC2017 pic.twitter.com/uiC50Swjte
— Bier Kraichak (@bierbryo) July 28, 2017
M. Higuchi: "M is for Musci; H is for Hepaticae; I was born to be a bryologist" #IBC2017 pic.twitter.com/dEWVdt41MR
— Bier Kraichak (@bierbryo) July 28, 2017
Ho: tribute to the most wonderful Asian bryologist Benito Tan #IBC2017 pic.twitter.com/MizK0QZxTk
— Bier Kraichak (@bierbryo) July 28, 2017
Ignatov: ambitious project of compiling moss flora of Russia with more than 128000 records #IBC2017 pic.twitter.com/FxvqZNNMg6
— Bier Kraichak (@bierbryo) July 28, 2017
Luong: a long held character no longer holds for Meteorium mosses #IBC2017 pic.twitter.com/2D6mByhdQB
— Bier Kraichak (@bierbryo) July 28, 2017
Shu: strong geographic component in liverworts Leptolejeunea #IBC2017 pic.twitter.com/10dMBK1FwM
— Bier Kraichak (@bierbryo) July 28, 2017
Inoue: morphology works with molecular data for delimitation of subfamily of xerophytic Pottiaceae misses #IBC2017 pic.twitter.com/bOP96CJGox
— Bier Kraichak (@bierbryo) July 28, 2017
Sun figures out how to regenerate peatmoss from its stem #IBC2017 pic.twitter.com/qxoQDUYCh4
— Bier Kraichak (@bierbryo) July 28, 2017
Liu: mosses can recover from low temperature and drought stress pretty well #IBC2017 pic.twitter.com/2yybLQuyzr
— Bier Kraichak (@bierbryo) July 28, 2017
Liu: mosses remember stress. They're more tolerant when they're stressed the second time #IBC2017 #likeAmoss pic.twitter.com/eGpgjM9QyZ
— Bier Kraichak (@bierbryo) July 28, 2017
Mimicry in Plants
Kate Goodrich presents her research on floral mimicry of fruit in Annonaceae #ibc2017 pic.twitter.com/VovpVdBAhr
— Heather Cacanindin (@hcacanindin) July 28, 2017
Halophyte Physiology
https://twitter.com/Pathh1/status/890826865027334144
Systematics in 20250
https://twitter.com/charoles/status/890827196461395968
Evolution of Intercontinental Disjunctions in Ferns and Bryophytes
https://twitter.com/ebsessa/status/890851867080744960
https://twitter.com/wile_phylote/status/890865614830678016
https://twitter.com/wile_phylote/status/890866016216940548
https://twitter.com/wile_phylote/status/890866800996610048
https://twitter.com/ry_folk/status/890867588330385408
https://twitter.com/wile_phylote/status/890867963938713600
https://twitter.com/wile_phylote/status/890868519100977153
https://twitter.com/wile_phylote/status/890869320405983232
Ethnobotany of Mountain Regions
https://twitter.com/Oreotrephes/status/890857852331450369
https://twitter.com/Oreotrephes/status/890859177739829249
https://twitter.com/Oreotrephes/status/890860038025224192
Novel Insights into Wood Research
https://twitter.com/cscoffoni5/status/890862286725816320
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