JoJo Sardina
@jojosardina.bsky.social
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Postdoc @ University of Oxford Fan of the charophytes
pinned post!
Fertile male of the dioecious Chara rusbyana The orange spheres are the male reproductive structures (“antheridia”) They are protected by intricately crafted “shield cells” (transparent outer layer), which unfold prior to mating
9 months ago
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Some work from my PhD was featured in New Scientist! We found that fungus-farming ants capture atmospheric CO2 and convert it into a biomineralized armor. 🐜 🪨🛡️
add a skeleton here at some point
2 months ago
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Bed of Chara hosting a frogspawn in an Oxford pond
3 months ago
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First collections of 2026! Chara hispida (?, left) and Chara contraria (right) collected in Oxford, England.
4 months ago
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Happy to share this newly published work from my PhD, which I co-led in collaboration with the
@lingjun2025.bsky.social
lab, published in
@pubs.acs.org
. And our cover art was accepted! 🧵1/5
5 months ago
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“O Christmas stonewort, o Christmas stonewort” Season’s greeting from the Characeae 🎄
5 months ago
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Characeae-inspired architecture (maybe): Spiraled columns of Norwich Cathedral…. Inspired by (perhaps) Chara axis cortication.
5 months ago
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Chara vulgaris collected in Oxford, UK
9 months ago
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Fertile male of the dioecious Chara rusbyana The orange spheres are the male reproductive structures (“antheridia”) They are protected by intricately crafted “shield cells” (transparent outer layer), which unfold prior to mating
9 months ago
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Fertile male of the dioecious Chara australis Check out the intricate patterns on the antheridium (male gametangium)
#phycologyfriday
9 months ago
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Chara globularis collected this weekend in Oxford Is it me or do the oogonia look like SpongeBob’s home?🍍
9 months ago
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Monoecious gametangia of Chara braunii
#PhycologyPhriday
9 months ago
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reposted by
JoJo Sardina
Laura Moody
9 months ago
📢 To all molecular mossers 📢 The Moss Workshop will be held in (not always as sunny as this) Oxford next year (30th June until 2nd July 2026). More details will follow soon, but in the meantime please make a note of the dates 😃 👍
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reposted by
JoJo Sardina
Laura Moody
10 months ago
Registration for the EMBO workshop ‘Plant evolution: from origins to diversification on land’ closes on 25th August. Don’t miss it! More details can be found here:
meetings.embo.org/event/25-pla...
🌱 😀
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Plant evolution: from origins to diversification on land
The evolution of plants – photosynthetic eukaryotes resulting from the endosymbiosis of a cyanobacterium and a non-photosynthetic host cell – transformed the earth system by reducing the amount of CO…
https://meetings.embo.org/event/25-plant-evolution
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Chara is cool
about 1 year ago
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#PhycologyPhriday
Fertile branchlet whorls of a british Chara species (hispida?). Can you spot the tiny oogonia?
about 1 year ago
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#phycologyphriday
Got to examine some beautiful Chara hispida vouchers, one collected by G.R. Bullock-Webster Thanks to the Oxford Herbarium for the tour
about 1 year ago
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Chara rusbyana (?) culture in Madison, WI
over 1 year ago
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