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Patrick McKenzie

@patrickmckenzie.bsky.social
1.5K followers 537 following 187 posts

Assistant Professor at Oregon State University Botany and Plant Pathology. systematics, speciation, hybridization in flowering plants. Natural history via community science. Birder, Arkansan, he/him

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Patrick McKenzie @patrickmckenzie.bsky.social · 15/09/2026
Yes!!!!!
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Max Telford @maxjtelford.bsky.social · 02/09/2026
Important paper by @kaplipa.bsky.social and colleagues. Advocating for the importance of Natural History museum collections in genomics. www.nature.com/articles/s41...
nature.com
Species-dense genomics through natural history collections - Nature Reviews Genetics
Large-scale genome initiatives are transforming biodiversity genomics, but genomes remain taxonomically sparse and difficult to compare across species. Kapli and colleagues argue that natural history ...
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Norm Douglas @ringstem.bsky.social · 31/08/2026
This is very good news. ncbg.unc.edu/2026/08/31/u...
ncbg.unc.edu
UNC-Chapel Hill, Duke to combine herbaria, creating the third-largest university plant collection in the United States - North Carolina Botanical Garden
The combined herbaria will create an unmatched archive for studying plant diversity in the southeastern United States (Chapel Hill, N.C.— Aug. 31, 2026) UNC-Chapel Hill and Duke University will unite....
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George O'Toole (he/him/his) @geiselbiofilm.bsky.social · 30/08/2026
Pls share: We have a new position for an Assistant Professor of Evolutionary Biology at UNLV. tinyurl.com/4uhpav4j
tinyurl.com
Assistant Professor in Evolutionary Biology, School of Life Sciences [R0153361]
The University of Nevada, Las Vegas (UNLV) appreciates your interest in employment. We ask that you keep in mind the following when completing your application: Once you start the application process ...
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Hannah E. Marx, PhD @hannahmarx.bsky.social · 28/08/2026
I’m excited to announce that we are looking for a Curatorial Associate to join our team and help lead the L. H. Bailey Hortorium Herbarium at Cornell University 🌿 Please help share with interested botanists! jobs.hr.cornell.edu/us/en/job/WD...
jobs.hr.cornell.edu
Curatorial Associate in Ithaca, New York, United States of America | Library & Museum at Cornell University
Apply for Curatorial Associate job with Cornell University in Ithaca, New York, United States of America. Library & Museum at Cornell University
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bioRxiv Evolutionary Biology @biorxiv-evobio.bsky.social · 28/08/2026
All detectable ancient whole-genome duplications involve hybridization www.biorxiv.org/content/10.64898/20…
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Patrick McKenzie @patrickmckenzie.bsky.social · 29/08/2026
Can’t wait to read this!!!
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Lizzie Lombardi @emlombardi.bsky.social · 06/08/2026
New work out, and so happy to have it in a journal with wide, interdisciplinary readship! I just presented on this at #Botany2026 and look forward to continuing research with this * very pretty * pathosystem in the coming years! I'm recruiting grad students for Fall 2027; be in touch!
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Jenn Coughlan @jenncoughlan.bsky.social · 05/08/2026
Ok, BSA’s socials game is 🔥🔥🔥 I’m having huge FOMO missing out this year (life stuff, sigh), but I’m OVERJOYED to see the final face on this preview is former Coughlan lab undergrad- Quinn Evans- AND we just posted his honors thesis to BioRxiv earlier this week! Go Quinn, go!!!!! 🤩🤩🤩🤩🤩
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Chris Martine | Plant People FTW @martinebotany.bsky.social · 04/08/2026
Big #Botany2026 Monday for the lab: great posters by @botanicalbecks.bsky.social and Maria Aguilar (her 1st!) and awesome talk by new Burpee postdoc @devanijolman.bsky.social on her PhD work at ODU. #plantpeopleFTW
Rebecca at her poster Maria at her posterDevani at the podium
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Leilton Luna @leiltonluna.bsky.social · 03/08/2026
I'm looking for PhD student to join my lab at the University of Arkansas at Little Rock (Fall 2027)! If you're interested in evolutionary genomics, conservation genetics, or biogeography, please reach out. I'll also be at #AOS2026 this week talking about sexual selection in small populations.
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Henry Arenas-Castro @henryarenas.bsky.social · 03/08/2026
"How two hybridizing monkeyflowers resist phenotypic homogenization" I'm very happy to share this. We would really appreciate your feedback!
Slide with the title and authors list of a manuscript along with illustrations of the monkeyflowers Mimulus guttatus (left) and Mimulus glaucescens (right). In the background, a Manhattan plot with outlier loci and QTL locations.
Title: Maintenance of phenotypic divergence in two sympatric monkeyflowers with weak reproductive isolation
Authors: Henry Arenas-Castro, Cage Cochran, Quinn Evans, Hongfei Chen, Jenn M. Coughlan
Manuscript: bioRxiv, 10.64898/2026.07.28.741377
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Patrick McKenzie @patrickmckenzie.bsky.social · 03/08/2026
Major #Botany2026 FOMO, but the drive MA->OR starts this week. So, sharing from afar: I’m recruiting grad students for my new lab at OSU! Info: www.mckenzie-lab.org . We're going to have FUN with systematics, speciation genomics, methods, natural history, and more in North Am angiosperms. Reach out!
lab logo with a cartoon of white-flowering beebalm and the following text: "McKenzie Lab, Plant Evolution, Oregon State"
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Jessica Budke 🌱🥼🔬 @mossplants.bsky.social · 03/08/2026
Are you passionate about #naturalhistory #collections? Apply for our open position for the Herbarium Collections Manager @utkherbarium.bsky.social. We will start evaluating applications on Aug 17, so get your application in now. #Botany2026 #herbarium #jobs
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Jenn Coughlan @jenncoughlan.bsky.social · 02/08/2026
So proud of this manuscript- lead by the fantastic @henryarenas.bsky.social with two undergraduates (Cage Cochran and Quinn Evans) each doing a Herculean effort during their honors theses, and Hongfei Chen helping out tremendously with lab work. www.biorxiv.org/content/10.6...
biorxiv.org
Maintenance of phenotypic divergence in two sympatric monkeyflowers with weak reproductive isolation
Sympatric species often exhibit permeable reproductive barriers, yet many of them coexist as phenotypically distinct entities. One way to account for this apparent paradox is that selection on loci th...
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Elena Meyer @evoelena.bsky.social · 01/08/2026
Excited to share some positive updates: I successfully defended my dissertation, and have accepted a postdoctoral position starting this fall at University of Rochester. I'll be working with Mark Hibbins (@rejectresubmit.bsky.social). A big thank you to everyone who has helped me on this journey!
A photo of me at my dissertation defense. I am standing at a podium in a conference room, in front of the title slide for my talk which reads "Sex in plants: birth, death, and trying to survive in changing climates."
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Deren Eaton @daeaton.bsky.social · 31/07/2026
#RADCamp Latin America 2026 was a great success! Big thanks to our sponsors, instructors, and participants. 16 participants came from all over Latin America to learn and generate RADseq data on their own samples, and to perform analyses using ipyrad2! radcamp.github.io/LatinAmerica...
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Carrie M. Tribble, PhD @tribblelab.bsky.social · 30/07/2026
Tribble Lab & University of Washington Herbarium crew at #Botany2026!
A grid of six portraits of researchers from the Tribble Lab, each with their name and presentation topics, with floral graphics above the title "TRIBBLE LAB."

Poster Session
Grand Ballroom
M 5:30–7:00 

Elizabeth Kenny
The morphology and systematics of Allium crenulatum (P254)

Emily Humphreys
Which came first? A modeling approach for examining the role of preadaptation in plant evolution onto harsh soils (P158)

Hayden Wright
The Columbia River Basin: an under-recognized hotspot for vascular plant endemism in central Washington State (P20)

Makoa de Almeida
Habitat heterogeneity and insularity affect fern reproduction strategies (P210)

Fanya Yuan
Investigating the optimal herbarium plant tissue storage protocol (P232)

Cooley Awards
M 8:45, Tucson C-D

Lauren Frankel
Introgression and trait evolution in the Neotropical bellflowers (Campanulaceae: Lobelioideae)

Macroevolution
W 9:30, San Xavier

Carrie Tribble
Umbels mediate faster diversification rates and radiation in a Neotropical radiation
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Jeff Groh @jeffgroh.bsky.social · 28/07/2026
Avocados come in 2 varieties - A-types start each day female and switch to male midday. B-types do the reverse. In work just published from the last chapter of my PhD, we show this system evolved 40+million yrs ago and is regulated by alleles of 1 transcription factor www.pnas.org/doi/10.1073/...
pnas.org
Balanced polymorphism in a floral transcription factor underlies the ancient rhythm of daily sex alternation in avocado | PNAS
In avocado and certain wild relatives in Lauraceae, a highly synchronized daily rhythm of floral sex timing promotes cross-pollination between two ...
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Wayne Maddison @waynemaddison.bsky.social · 16/07/2026
Scientific fashions, perfectionisms, and the value of traditional morphological taxonomy. #evolbio #philsci 🧪 waynemaddison.wordpress.com/2026/07/16/s...
waynemaddison.wordpress.com
Scientific fashions, perfectionisms, and the value of traditional morphological taxonomy
Like any conversation, science goes through wave after wave of fashion. One decade, it will be all the rage to study one type of question, and to shun sloppiness of one kind but tolerate another. A…
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Shelly Gaynor @shellygaynor.bsky.social · 09/07/2026
Slowly updating my website to a lab site and having way too much fun. GEEP lab launching in Spring 2027!
Garnet Jeep with rubber ducks in the windshield and words reading "GEEP Lab. Gaynor Ecology & Evolution of Polyploids". Front license plate reads "Florida State University 2027" and includes a Galax urceolata leaf.
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Anthony Ricciardi @ecoinvasions.bsky.social · 07/07/2026
"Three roles for background natural history in Ecology & Evolutionary Biology: (1) as spark (motivating research questions and hypothesis), (2) as scaffold (supporting the conduct of studies), and (3) as substrate (serving as raw material for new research)." www.journals.uchicago.edu/doi/10.1086/...
journals.uchicago.edu
Spark, Scaffold, Substrate: The Multiple Hidden Roles of Natural History in Ecology and Evolutionary Biology | The American Naturalist: Vol 0, No 0
AbstractOver the last 30 years, as ecology and evolutionary biology (EEB) has become more theoretical, experimental, and data driven, there has been a growing worry that the space for natural history ...
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Patrick McKenzie @patrickmckenzie.bsky.social · 04/06/2026
Short but awesome trip to Mexico with a great team. Also, success: finding Monarda pringlei! It’s one of two red Monarda species (the other being the Appalachian species M didyma) and it is confined just to a tiny area in the mountains above Monterrey
A bright red Monarda flower (Monarda pringlei)Five people smiling at a field siteA person in front of dramatic mountainsFour people pressing plant specimens
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Patrick McKenzie @patrickmckenzie.bsky.social · 22/05/2026
I’m starting at Oregon State University this September as Herbarium Director and Assistant Professor in the Department of Botany and Plant Pathology. An absolute dream job and I am so grateful! Looking to grow the lab soon and will update here. In the meantime please don’t hesitate to reach out!
Picture of a person (me) holding a stuffed beaver toy and a laptop that reads “McKenzie Lab at Oregon State University”
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Patrick McKenzie @patrickmckenzie.bsky.social · 22/05/2026
Let's go!!!!!!!!!!!
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Samuel Church @shchurch.bsky.social · 19/05/2026
Super excited to have been part of the project using participatory science to study flower color variation, led by @patrickmckenzie.bsky.social!
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Kelsie Hunnicutt @kelsiehunnicutt.bsky.social · 12/05/2026
Thrilled that our new review article on animal hybridization is now up on EcoEvoRxiv! 🎉 Working on this review with @mollyschumer.bsky.social was a blast, and it was such a wonderful opportunity to catch up on all the amazing work in animal hybridization over the last few years!
A world map showing the distribution of species studied in hybridization research
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Patrick McKenzie @patrickmckenzie.bsky.social · 06/05/2026
outdoors time today. The birds are moving, the bugs are out, the plants are flowering, and the kids are tired
Small yellow bird with a black eye stripe in the center of a photo, the surrounding filled with foliage A green beetle on a logBroad leaves plants (trilliums) with flowers among fernsSleepy kid getting carried
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Patrick McKenzie @patrickmckenzie.bsky.social · 18/04/2026
So cool to see our work highlighted here! Thanks @botany.one ! And, re: the question “were you one of the observers in our dataset,” besides in the paper supplement, there’s a full list of them here: github.com/pmckenz1/mon...
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Eric Schuettpelz @ferncurator.bsky.social · 09/04/2026
The United States National Herbarium is seeking a Lead Collections Manager! For complete requirements and application procedures, please visit USAJOBS (www.usajobs.gov/job/864499200). Applications and all supporting documentation must be received online by 1 May 2026.
usajobs.gov
USAJOBS connects job seekers with federal jobs across the United States and around the world as the official employment site for the federal government
<p>The Smithsonian Institution is the world&rsquo;s largest museum, education, and research complex, with 21 museums and the National Zoo. The National Museum of Natural History (NMNH) is a major bureau of the Smithsonian Institution that is responsible for the acquisition, curation, and preservation of collections of objects and specimens of natural history within the specialization of botany for this position.</p>
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Uehling lab @uehlinglab.bsky.social · 08/04/2026
We had fun partnering with the Oregon Stater magazine to share a little bit about Mycology at OSU!! Each fall our Mycology class has a fantastic time collecting and identifying fungi on our field trips 🍄 🍄 🍄
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Botany One @botany.one · 01/04/2026
Herbarium Sheets Are Holding Secrets Their Makers Never Intended www.botany.one/herbarium-sh... When you mount a plant on a sheet, you capture more than botany. A new paper reveals the unexpected historical treasures hiding in herbaria, and why closing them is a mistake. #Botany #PlantScience
botany.one
Herbarium Sheets Are Holding Secrets Their Makers Never Intended
When you mount a plant on a sheet, you capture more than botany. A new paper reveals the unexpected historical treasures hiding in herbaria, and why closing them is a mistake.
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Wendy Valencia Montoya @wendyssae.bsky.social · 01/04/2026
My PhD paper on my beloved cycads and beetles on the cover of Science!!! Check out how we studied thermal infrared as a pollination signal, from molecular mechanisms to the wonders of behavior... science.org/doi/10.1126/...
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Andrea Berardi @aeberardi.bsky.social · 31/03/2026
Our greenhouse lights/fixtures need to be replaced. What light systems are newer university/commercial greenhouses using these days? Are we shifting to LEDs and away from high pressure sodium?
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Patrick McKenzie @patrickmckenzie.bsky.social · 27/03/2026
Spun off a lightweight python package “pedigraph-sim” for simulating meiosis on arbitrary pedigrees. It tracks how crossing over produces segments of local ancestry and contains convenience functions like exporting the tree sequence to tskit for analysis: github.com/pmckenz1/ped...
github.com
GitHub - pmckenz1/pedigraph-sim: Combining explicit pedigrees with crossover simulations with ARG tracking.
Combining explicit pedigrees with crossover simulations with ARG tracking. - pmckenz1/pedigraph-sim
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Jeffrey Ross-Ibarra @jrossibarra.bsky.social · 19/03/2026
Only two more days to submit abstracts for the Bay Area PopGen conference! Registration still open for the low low price of $0. bapg-conference.github.io
bapg-conference.github.io
BAPG Spring 2026
Bay Area Population Genomics Conference
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Jenn Coughlan @jenncoughlan.bsky.social · 10/03/2026
I am SO THRILLED to share our first fully-lab lab paper!!!!!! Led by @hybridzones.bsky.social & @hagarsoliman.bsky.social, w/ a major assist from @pfschwarz.bsky.social!!!!!!!!!!!!! Read more below, if you're curious (you should be- it's AWESOME!!!!!!!) link: www.sciencedirect.com/science/arti...
sciencedirect.com
Introgression and parental conflict shape repeated occurrences of postzygotic isolation in Mimulus
Postzygotic reproductive isolation is often thought to accumulate as a byproduct of neutral divergence. Yet it frequently evolves rapidly, in line wit…
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Patrick McKenzie @patrickmckenzie.bsky.social · 06/03/2026
map of overall (radial) avg flowering day across all species, made using PhenoVision-labeled iNat data. Trying to figure out if I should be surprised by this or questioning my data analysis... is the late flowering in the west Sierra Madre well known? Fwiw, corresponds to rainy season there.
a heatmap of average flowering time in North America, with earlier days of year colored in blues and later days as red or orange. General pattern of blue to red from south to north, but with a vertical band of red in western Mexico
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Patrick McKenzie @patrickmckenzie.bsky.social · 05/03/2026
the "lost" species Monarda mexicana is still out there! Known from just 2 historical collections (most recent from the 1950s). Imagine my joy in stumbling on a picture of it on @inaturalist.bsky.social !!! We've now documented the first known modern populations and revived the species name:
doi.org
iNaturalist-facilitated rediscovery of Monarda mexicana (Lamiaceae) in high-elevation habitats of Durango, Mexico | Phytotaxa
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Patrick McKenzie @patrickmckenzie.bsky.social · 04/03/2026
Successful Ithaca visit looks like 1) time in the Bailey Herbarium, and 2) birding the compost piles
Me in the LH Bailey Herbarium at Cornell, with a bunch of Monarda specimens out on the tableMy kid looking out the car window at a bunch of gulls on compost pilesOne of the gulls we came for, in the center of the picture: glaucous-winged gullFour people looking out (birding) at a snowy field
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Patrick McKenzie @patrickmckenzie.bsky.social · 03/02/2026
Can't imagine what it'd be like to deal with TGCT as a child. Proud to be involved in this work characterizing the pediatric patient experience.
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Shelly Gaynor @shellygaynor.bsky.social · 23/01/2026
Happy recruitment/interview season for PhD students! Recruiting students in ecology & evolutionary biology? Make sure your department's stipend is accurate in our database: rhettrautsaw.app/shiny/Biolog...
Salary to living wage plot with only 4 programs falling aprove the 1:1 line and paying a living wage.
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Andrea Berardi @aeberardi.bsky.social · 20/01/2026
Hooray! Check out this special issue for some fantastic new work on flower color!
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Maribeth Latvis @maribethlatvis.bsky.social · 20/01/2026
‘Dispersification’ of Agalinis (Orobanchaceae) Into South America Is Associated With Hummingbird Pollination and Perennial Life-History Shifts @pedropezzi.bsky.social @soltislab.bsky.social onlinelibrary.wiley.com/doi/10.1111/...
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Ben Stone @benstemon.bsky.social · 19/01/2026
New preprint is up! Not going spoil the results for you 🤓 but we looked at some “bird” vs “bee”-pollinated Penstemon hybrid zones and came away with some pretty unexpected results!
Foreground: Penstemon davidsonii, a small mat-forming sub shrub with purple flowers growing on top of a stone. Background: Penstemon newberryi, a slightly larger subshrub with pink flowers growing out of stones. All amidst a mountainous landscape.
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Andrew Hipp @andrewlhipp.bsky.social · 12/01/2026
Join @amsocplanttaxon.bsky.social for the first webinar in our 2026 series: "Taxonomy: What is it good for?" Free to all! Join us to hear @sandyknapp.bsky.social's "Of course taxonomy matters! The story of the mega-genus Solanum (Solanaceae)" Pls register & share: us06web.zoom.us/webinar/regi...
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Patrick McKenzie @patrickmckenzie.bsky.social · 09/01/2026
I wrote in the most recent issue of Arnoldia about using @inaturalist.bsky.social and, more generally, about the continuing role of natural history in motivating questions in evo bio + my excitement about community science for unlocking new scales of analysis: arboretum.harvard.edu/arnoldia-sto...
“Natural History, Crowdsourced,” an article in Arnoldia by Patrick McKenzie. The article begins with an image of a ruby-throated hummingbird visiting Lobelia cardinalis. Quiet hours in the sun, meditating with the bugs, plants, and birds, are my inspiration as an evolutionary biologist.
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Rebecca Beneroff @botanicalbecks.bsky.social · 06/01/2026
Come stop by P40 and chat with me about an east coast Penstemon species - Penstemon canescens! I'll be presenting the early stages of my masters thesis and would love to bounce morphology research methods off people!
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Jeremy Yoder says no war @jbyoder.org · 10/12/2025
I started getting reports of an unseasonal Joshua tree bloom in the last few weeks, and looking over records on @inaturalist.bsky.social it's pretty widespread! So we're putting out the call for folks to record this "bonus bloom" and help us study it 🌿 lab.jbyoder.org/2025/12/10/w...
lab.jbyoder.org
Weird wet weather has Joshua trees flowering early — or late? Help the Yoder Lab map this “bonus bloom” to understand why
A flowering tree in Yucca Valley, CA, observed by iNaturalist contributor wanderingmojave on December 9. A tree with lots of flowers in Tehachapi, CA, observed by iNaturalist contributor tina9294 o…
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