Rowan J. Schley
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rschley.bsky.social
Rowan J. Schley
@rschley.bsky.social
Evolutionary biologist enthralled by the superlative diversity of life in the tropics.
Speciation | Hybridisation | Genome evolution | Biogeography | Ecology
🌿Excited to share our new study in New Phytologist! 🌿
Polyploidy is a major force in plant evolution, but is understudied in the tropics. We find that polyploidy evolved multiple times in Inga, a characteristic Neotropical tree radiation (1/n) 🧵.

Full paper🔗: tinyurl.com/msnffhs8
November 25, 2025 at 1:11 PM
Reposted by Rowan J. Schley
Allowing proportion (or alpha) to be free in our models allows us to use nQuack to estimate mode of inheritance - which is exactly what @rschley.bsky.social did in our new paper. Check it out here: doi.org/10.1111/nph.... (4/n)
The frequency and importance of polyploidy in tropical rainforest tree radiations
The presence of two or more copies of the genome in an organism, termed ‘polyploidy’, is a crucial force in plant evolution, generating genetic, phenotypic and ecological diversity. The Amazonian tr...
doi.org
November 24, 2025 at 3:30 PM
Reposted by Rowan J. Schley
Updated tutorials for nQuack today. Want to predict ploidy level of sequence data? See this new tutorial on how to process and model data faster: mlgaynor.com/nQuack/artic...
a little boy is driving a red toy car on the street .
Alt: a little kid is driving a red toy car on the street.
media.tenor.com
October 14, 2025 at 1:32 AM
Reposted by Rowan J. Schley
Advances in computational methods for inferring networks from #genome-scale data and guidelines for deriving biological insights from #phylogenetic networks www.pnas.org/doi/10.1073/...
Phylogenetic networks empower biodiversity research | PNAS
Reticulate evolution has long been recognized as a key mechanism that contributes to genetic and trait diversity. With the widespread availability ...
www.pnas.org
July 29, 2025 at 2:00 PM
Reposted by Rowan J. Schley
Herbarium director position opening at Oregon State University ‪@osu-herbarium.bsky.social‬ Great opportunity for herbarium- and field-trained botanists at any rank. bpp.oregonstate.edu/bpp/about/op...
Open Positions
bpp.oregonstate.edu
July 9, 2025 at 2:53 PM
Reposted by Rowan J. Schley
Important new paper on dynamics of seasonally dry tropical forests in Peru
#Ciencia para el #BosqueSeco Interandino 🇵🇪
Conocemos poco de cómo cambian las comunidades de #plantas en los #valles secos, & los factores asociados. Esta información es crítica para informar el manejo y #conservación en el contexto actual de cambio climático.

📷: JL Marcelo

doi.org/10.1016/j.tf...
June 27, 2025 at 5:11 PM
Reposted by Rowan J. Schley
Everyone should read this. I met Dan Janzen when he gave a lecture to @biology.ox.ac.uk I think in the late '80s. I spoke to him afterwards and he said, you know we could save all of the rainforest with a ten cent levy on every cup of coffee sold worldwide....
www.theguardian.com/environment/...
‘Half the tree of life’: ecologists’ horror as nature reserves are emptied of insects
A new point in history has been reached, entomologists say, as climate-led species’ collapse moves up the food chain even in supposedly protected regions free of pesticides
www.theguardian.com
June 3, 2025 at 8:56 AM
Reposted by Rowan J. Schley
New publication out! 🆕 📤

"No evidence of transposable element bursts in the Galápagos Scalesia adaptive radiation despite hybridization, diversification and ecological niche shifts"

mobilednajournal.biomedcentral.com/articles/10....

#TransposableElements #Speciation #AdaptiveRadiation #Genomics
No evidence of transposable element bursts in the Galápagos Scalesia adaptive radiation despite hybridization, diversification and ecological niche shifts - Mobile DNA
Transposable elements (TEs) have been hypothesized to play a pivotal role in driving diversification by facilitating the emergence of novel phenotypes and the accumulation of divergence between specie...
mobilednajournal.biomedcentral.com
June 2, 2025 at 6:16 AM
🌳⚠️Out now in Systematic Biology⚠️🌳
We find rampant reticulation in Inga, the blindingly rapid Amazonian tree radiation! ⚡

BONUS: We also find introgression and selection on genes underlying chemical defences, helping Ingas resist relentless insect herbivory 🐛☠️🌳

academic.oup.com/sysbio/advan...
Rampant Reticulation in a Rapid Radiation of Tropical Trees -Insights from Inga (Fabaceae)
Abstract. Evolutionary radiations underlie much of the species diversity of life on Earth, particularly within the world’s most species-rich tree flora – t
academic.oup.com
May 5, 2025 at 9:43 AM
Check out our new paper led by the amazing @benkuhnhaeuser.bsky.social in @science.org, exploring how the extraordinary diversity of Asian rattan palms was assembled 🌴
1️⃣ 🌍 Fresh out in #Science! The Asian tropics are among the most biodiverse places on Earth, but where does all that diversity come from? 🤔🔍 We used 🌴 phylogenomics and 🦴 new fossils to unravel the roles of different regions in generating and distributing species! 🌱 #Evolution
April 1, 2025 at 3:25 PM