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aldpaleo.bsky.social
Paleobotanist at @CNRSecologie.bsky.social & UMR AMAP | (re)posts about fossil & living plants 🌲🌿🍂⛏️ https://annelauredecombeix.wordpress.com
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Today's teaching: Carboniferous fossil plant ID using a key

Happy #TaxonomistAppreciationDay! 🦠🍄🦉🦕🐙🌲🌺🌴 Taxonomy is the science of naming, describing, and classifying living and fossil organisms. It is essential for the study of past and present biodiversity.

🌱🌱🌱Big botanical news🌱🌱🌱 Announcing 'Build A Plant' by the Onyenedum Lab at NYU, a video series all about plant anatomy! I had a plantastic time working on this 🥹 4 eps are out now, covering root, shoot, secondary growth, and leaf anatomy: youtube.com/@joyceonyene... 🧪 #scicomm #botany #plants

Happy early #FossilFriday from synchrotron Soleil ☀️ After some successful tests yesterday, we are going to spend the next 72 hours sending very strong X-rays at very old fossil plants to see very small details of their very cool insides 🤓🌿⛏️ #paleobotany

Excited to see this out!! In this thought-provoking review led by @davidperis.bsky.social and Ricardo Pérez-de la Fuente we further demonstrate that insect #pollination was once widespread among #gymnosperms and existed long before the origin of #angiosperms onlinelibrary.wiley.com/doi/full/10....

⛏️For people working on the Devonian, Carboniferous & Permian (=all the best periods). Deadline for abstract submission is April 1st. geotolosa2025.sciencesconf.org #geology #paleontology #paleobotany #paleoclimatology #paleozoic

Welcome to the 5th Palaeontological Virtual Congress! 🎉 The wait is over, and we are thrilled to have you with us! Over the next 15 days, you can enjoy all the presentations at your own pace, whenever you like. #PALAEOVC2025

Skunk cabbages!!! Ferns!!!! The emergence!!! Circinate venation!!!!The time has come!!!!! 🥹🥹🥹🥹🥹

I have just published the first paper of my PhD. If you are keen about ancient climates and how plants fared extreme events, please read about it in our piece for @theconversation.com! theconversation.com/plants-strug... Article: doi.org/10.1130/B380...

Scientists from the University of Montpellier are standing up for science and academic freedom. #StandUpForScience2025 @cnrsoccitanieest.bsky.social @umontpellier.bsky.social @ird-fr.bsky.social @cirad.bsky.social

How many tropical tree species form annual growth rings? Around 500. How many #tree-ring chronologies exist there? Also 500. These data are important in #globalchange research. That s our message in review led by Peter Groenendijk. #dendrochronology #forest www.sciencedirect.com/science/arti...

Tropical forests are not all the same: they show many shades of geographical variation. Our new paper in Nature led by @jeaggu.bsky.social combines field and satellite data to make a first map the canopy functional traits of the world’s tropical forests: www.nature.com/articles/s41...

No leaves yet, so it's'easy to see the lichen! There was some lovely Teloschistes chrysophthalmum on Prunus spinosa. #lichens

Press release from Stand Up For Science France (cc @standupforscience.bsky.social)

I'm taking a look at the Rhynie Chert again, so I made a quick size chart of the plants I've already illustrated from it. These plants are some of the earliest land #plants, being from the Early #Devonian. From left to right: Asteroxylon, Horneophyton and Aglaophyton. #paleoart #paleobotany #sciart

Twin fronds 🌿🌿

Astragalus macropelmatus Fabaceae Semirom, Iran May 2023; Altitude 2400m There are more than 800 Astragalus species(thorny shrub to annual herbaceous forms) in flora of Iran, and this one is one of the smallest species #astragalus #Fabaceae #botany #ecology #wildlife #gardening

Alright, it's time for a break. Let's see your best lichens. These are from a national park in northern Finland where I spent entirely too much time laying on rocks photographing these fascinating lichens while everyone else was gazing poetically at the view.

For #FossilFriday, a trunk of Bennettitale from the Cretaceous of the UK. Bennettitales are an extinct group of plants that was common in the Mesozoic and looked a bit like cycads 🌴⛏️ You can also play with a low resolution 3D model of this fossil here: sketchfab.com/3d-models/be... #paleobotany

We’re hiring again! Our new Leader Systematic Botany role at Botanic Gardens of Sydney is an exciting opportunity to join a vibrant, diverse, and inclusive team of 15 scientists working on systematics, phylogenomics, and macroevolution of the Australian flora. iworkfor.nsw.gov.au/job/leader-s...

We're hiring! Assistant Professor in Plant Conservation. The successful applicant will have experience in field botany, plant conservation, and/or restoration ecology. Contact me if you have any questions. Please circulate! #PlantScience #Botany #restoration #ecology

Apiaceae, beautiful from leaf to seed. Chamaesciadium acaule, Daucus carota, Bupleurum subovatum, Heracleum sphondylium. #botany #1day1family #wildflowers

This episode of Untold Earth on PBS Terra explores the seeming impossibilities behind our planet’s strangest, most unique natural wonders. This is not a forest but a single tree.

"It is extremely rare to observe, let alone closely examine, the flowering of Climacoptera lanata." A botanist in Kazakhstan photographed this tiny flower and it's our Observation of the Week! Read the story here: www.inaturalist.org/blog/106684-...

I’m super happy to have a great part of my PhD work (under the wonderful supervision of C. Libourel @pierremarcdelaux.bsky.social & @maximebonhomme.bsky.social) now out in @naturegenet.bsky.social ! Here’s a little thread (1/18) www.nature.com/articles/s41...

There's art, and then there's Platanus bark on a rainy day 🌳🎨 #tree #bark #botany

Today's teaching: the wonderful Rhynie Chert - a 400 million year old terrestrial ecosystem - for Yr 3 Palaeobiology on #FossilFriday, then a final piece of evidence dropped for Yr 2 plant biology problem-based learning, and next metamorphic rocks lab for Yr 1. 🧪🌱🌎⚒🔬

Found some beautifully preserved horsetails from the Whitby plant beds! Ravenscar group Middle Jurassic (aalenian stage) #FossilFriday #paleontology #paleobotany #geology

My favorite scale bars! 🍫Glossopteris wood, Permian, Antarctica 2012 🐨🦉Leptophloeum, Devonian, Australia 2018 Happy #paleobotany #FossilFriday 🌿⛏️

🌱 Everything starts with plants. Did you know there are two different species of Juniper found at the #TarPits? Learn how our paleobotanists have been piecing fossilized plants together and as a result, have found a number of exciting things about this seed mystery: tarpits.org/stories/solv...

Our bryophyte curator (Wayne Lampa, MOR) went through his collections a few years ago and painstakingly rehydrated and photographed every one of them, redried them, refiled them. You can see them all on the portal: bryophyteportal.org/portal/collections/list.php?collector=lampa&comingFrom=newsearch

Amaryllidaceae, a family with very showy flowers/inflorescences and mostly bulbous plants. Allium flavum, Narcissus poeticus, Sternbergia lutea, Allium ursinum. #wildflowers #botany #1day1family

It's not much, but it's there to help for any colleagues who find themselves needing it: www.paleosoc.org/paleontologi...

I'm reposting this, because so far we had no applicant! We currently have 2 years of funded salary for a postdoc to work with us on Eocene climate simulations on an exciting topic: understanding how primates dispersed over 1000's of km and across two oceans!

Another cute middle #jurassic plant frond #fossil from yesteryear #geology #paleontology

🌱 BSA issues statement on Supporting our Community & Making our Voices Heard 🌱 "We are absolutely committed to supporting the well-being of all our members by providing safe spaces where they can connect, collaborate, and develop professionally." mailchi.mp/botany.org/b... #botany #iamabotanist

This fossil plant is hands down the best fossil I've come across in the wild 🌿 Both @geologyjohnson.bsky.social and I squealed with excitement at this fossil find! Look at the detail 😍 Whitby plant beds, Ravenscar group Middle Jurassic (aalenian stage) #FossilFriday #paleontology #geology

Happy #FossilFriday 💚 This heart-shaped seed was produced a little over 300 million year ago by a plant that was growing in what is now southern France 🌿⛏️ #paleobotany 1/2

Plant translocations and reintroductions for conservation purposes are often unsuccessful. Sandrine Godefroid and colleagues have summed up the outcome of over 3000 plant translocations across Europe, their outcome and reason for success or failure. link.springer.com/article/10.1...

Photosynthetic suction cups… Hoya imbricata (Apocynaceae) ascending a brick wall in the Lyman Plant House at Smith College Botanic Garden.

Call for Nominations: BSA Impact Award ✨🌿 The $1000 #BSAImpactAward honors individuals, groups, or institutions that have made a lasting impact in fostering a more inclusive and welcoming environment in the botanical sciences. Deadline: May 1, 2025 botany.org/home/awards/... #BSAImpactAward

1/n Please see our new paper in Nature Communications! We used 1,851 tree-ring fire-scar sites and contemporary fire perimeters to quantify the prevalence of wildfire from 1600-1880 compared to 1984-2022. 🧪🌍🔥 Our key findings are as follows ...

Some Ajuga species: A. genevensis (France), A. pyramidalis (France), A. chamaepitys ssp. chia (Armenia) and A. chamaepitys s.str. (France). The ssp. chia has a more eastern distribution and larger flowers than ssp. chamaepitys. It is also supposed to be more polymorphic. #botany #wildflowers

#ComptesRendusPalevol is a diamond fully open access scientific journal with a continuous publication stream devoted to #paleontology and #prehistory. As Associate Editor, I can only recommend that you submit your articles. Here is the last one published sciencepress.mnhn.fr/fr/periodiqu...

The message of trees is unequalled! 🌲💍 The 20th century drought extremes are severe on Tibetan Plateau in the context of the last 3,500 years! ⌚ They are likely linked to the weakening of both the Asian Monsoon and Westerlies due to anthropogenic aerosol emissions 📈🔥 www.nature.com/articles/s41...

🌿 The Michael Cichan Paleobotanical Research Grant, presented by the BSA Paleobotanical Section, is open! 🌿 Up to $2500 for post-docs or non-tenure track positions to support researching paleobotany. Apply by March 15, 2025: botany.org/home/awards/... #BSAawards #IamaBotanist