PhytoKeys
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PhytoKeys
@phytokeys.pensoft.net
Open-access, peer-reviewed journal in systematic botany.

Publishes new taxa, revisions, checklists, data papers & more from any geological age and any part of the world.

Published by @pensoft.net. Powered by ARPHA.

Website: phytokeys.pensoft.net
New morphological and molecular evidence supports the inclusion of the plant species 𝘔𝘺𝘤𝘦𝘵𝘪𝘢 𝘩𝘢𝘪𝘯𝘢𝘯𝘦𝘯𝘴𝘪𝘴 within 𝘔𝘰𝘶𝘳𝘦𝘵𝘪𝘢.

Alongside this re-evaluation, this paper provides keys to all genera in the Argostemmateae and to all species in 𝘔𝘰𝘶𝘳𝘦𝘵𝘪𝘢: doi.org/10.3897/phytokeys.270.180324
February 9, 2026 at 2:32 PM
Nearly 25% of 216 studies surveyed on the #genus #Acalypha (copperleaf) contain taxonomic errors, making much of its #medicinal #data unreliable, new review reveals.

This study provides the first validated global synthesis, creating a solid foundation for future #research.
Revisiting Acalypha medicinal interest: ethnobotany, experimental studies, and the implications of taxonomic misuse pitfalls
Acalypha L. (Euphorbiaceae) is a pantropical genus comprising approximately 470 species, many of which have been traditionally used to treat human and animal ailments. Despite its widespread use, the ...
doi.org
February 9, 2026 at 9:40 AM
The alien Solanum species of nightshades in European Russia and the North Caucasus have been revised. 👾

By combing through herbarium collections and recent field collections, this study tracks how prickly invaders like Buffalo Bur are hitchhiking into new territories via imported grain.
February 9, 2026 at 8:38 AM
𝘗𝘳𝘪𝘮𝘶𝘭𝘢 𝘥𝘢𝘨𝘶𝘢𝘯𝘦𝘯𝘴𝘪𝘴 is a stunning new species of flower recently found in the mountains of Yunnan, China.🌸

This beauty stands out from its relatives on account of its wavy-edged leaves and distinctively shaped petals.
February 6, 2026 at 1:23 PM
❤️📊 International #LoveDataWeek is approaching!

Join @pensoft.net CEO Prof. Lyubomir Penev online on Feb 13 for an expert insight into the session Data Papers: How and Why?

Organized by: @icpsr.bsky.social @lovedataweek.bsky.social

#LoveData26 #OpenScience #datapapers #biodiversitydata
Pensoft joins the International Love Data Week, 9-13 February
The International Love Data Week is a global celebration of all things data, held annually during the week of Valentine’s Day. Hosted by the Inter-university Consortium for Political and Social ...
phytokeys.pensoft.net
February 6, 2026 at 8:16 AM
🎍 Identifying Asia's thorny bamboos will become much simpler thanks to a new interactive digital key and checklist covering 13 native species.

Interested in finding out more? Read on here: doi.org/10.3897/phytokeys.270.171208
February 6, 2026 at 8:15 AM
𝘈𝘯𝘨𝘪𝘰𝘱𝘵𝘦𝘳𝘪𝘴 𝘸𝘦𝘪𝘮𝘪𝘯𝘨𝘪𝘪 is a new species of evergreen fern from Yunnan, China.

Named in honour of Professor Wei-Ming Chu for his seminal contributions to the study of lycophtes and ferns, this discovery further enriches the species diversity of Angiopteris: doi.org/10.3897/phytokeys.270.179399
February 5, 2026 at 2:18 PM
The complex family tree of the Mediterranean wildflower 𝘗𝘰𝘭𝘺𝘨𝘢𝘭𝘢 𝘯𝘪𝘤𝘢𝘦𝘦𝘯𝘴𝘪𝘴 has been clarified through the designation of 29 nomenclatural types.🌿

Read more here: doi.org/10.3897/phytokeys.270.174954
February 5, 2026 at 7:39 AM
Four new species in the family Amaryllidaceae have been discovered in Chile: two belonging to the tribe Gilliesieae (𝘎. 𝘳𝘦𝘧𝘭𝘦𝘹𝘢 and 𝘎. 𝘵𝘢𝘨𝘶𝘢𝘵𝘢𝘨𝘶𝘦𝘯𝘴𝘪𝘴) and two to the genus Miersia (𝘔. 𝘯𝘢𝘩𝘶𝘦𝘭𝘣𝘶𝘵𝘦𝘯𝘴𝘪𝘴 and 𝘔. 𝘴𝘶𝘣𝘢𝘯𝘥𝘪𝘯𝘢).

Check them out here: doi.org/10.3897/phyt...

@uchile.bsky.social

#biodiversity
February 4, 2026 at 2:16 PM
Check out this beautiful new species of primrose from Yunnan, China: 𝘓𝘺𝘴𝘪𝘮𝘢𝘤𝘩𝘪𝘢 𝘺𝘶𝘭𝘰𝘯𝘨𝘦𝘯𝘴𝘪𝘴.🌺

Read more about its properties and find out about its provisional conservation status here: doi.org/10.3897/phytokeys.270.177773
February 4, 2026 at 12:37 PM
A new species of spindle tree from the Guizhou Province of southwestern China - 𝘌𝘶𝘰𝘯𝘺𝘮𝘶𝘴 𝘮𝘢𝘰𝘵𝘢𝘪𝘦𝘯𝘴𝘪𝘴 - has been described.

While it is morphologically similar to 𝘌𝘶𝘰𝘯𝘺𝘮𝘶𝘴 𝘤𝘩𝘭𝘰𝘳𝘢𝘯𝘵𝘩𝘰𝘪𝘥𝘦𝘴, it can be distinguished by a few characteristics. Read on here: doi.org/10.3897/phytokeys.270.171340
February 3, 2026 at 1:41 PM
A taxonomic revision of three #plant species, Garcinia cowa, G. oliveri, and G. schomburgkiana, from the mangosteen family (Clusiaceae) is presented.
This study includes detailed morphological descriptions, illustrations, and notes on their distribution, #ecology and more⤵️

doi.org/10.3897/phyt...
February 2, 2026 at 12:01 PM
🌿𝘊𝘢𝘵𝘢𝘭𝘱𝘢 𝘭𝘶𝘵𝘦𝘢 is a newly described #species within the Bignoniaceae (trumpet-creeper) family.

Discovered in China's Henan Province, the species was identified using a combination of #morphological comparisons and #phylogenetic analyses.

👀 Check it out: doi.org/10.3897/phyt...
January 29, 2026 at 10:31 AM
🌺 𝘊𝘢𝘮𝘦𝘭𝘭𝘪𝘢 𝘴𝘩𝘢𝘯𝘨𝘴𝘩𝘪𝘪 is a new tea plant species discovered in the danxia landscape of Danxiashan Mountain.

⛰️ This very same mountain has yielded over 16 new plant species in recent years. Most of these local plant families, including 𝘊𝘢𝘮𝘦𝘭𝘭𝘪𝘢 𝘴𝘩𝘢𝘯𝘨𝘴𝘩𝘪𝘪, are facing a high risk of extinction.
January 29, 2026 at 9:02 AM
𝘐𝘮𝘱𝘢𝘵𝘪𝘦𝘯𝘴 𝘭𝘰𝘯𝘨𝘤𝘢𝘯𝘨𝘨𝘰𝘶𝘦𝘯𝘴𝘪𝘴 - a new species of Balsaminaceae plant from the Sichuan Province of China - is described and illustrated.

Read more: doi.org/10.3897/phytokeys.270.174879
January 28, 2026 at 2:52 PM
The East Asian lily genus 𝘈𝘮𝘢𝘯𝘢 has just received a little spring cleaning. 🌼

After comparing physical traits and DNA, researchers found that the named 𝘈𝘮𝘢𝘯𝘢 𝘺𝘶𝘯𝘫𝘶𝘦𝘯𝘴𝘪𝘴 is actually identical to its cousin, 𝘈𝘮𝘢𝘯𝘢 𝘢𝘯𝘩𝘶𝘪𝘦𝘯𝘴𝘪𝘴.

See the full study: doi.org/10.3897/phytokeys.269.181258
January 28, 2026 at 8:06 AM
🤔 What's the difference between 𝘈𝘮𝘢𝘯𝘯𝘢 𝘺𝘶𝘯𝘫𝘶𝘦𝘯𝘴𝘪𝘴 and 𝘈𝘮𝘢𝘯𝘯𝘢 𝘢𝘯𝘩𝘶𝘪𝘦𝘯𝘴𝘪𝘴?

❗Spoiler alert - None!

Molecular evidence and #morphological #taxonomy reveal that 𝘈. 𝘺𝘶𝘯𝘫𝘶𝘦𝘯𝘴𝘪𝘴 should be treated as a taxonomic synonymy of 𝘈. 𝘢𝘯𝘩𝘶𝘪𝘦𝘯𝘴𝘪𝘴. ⤵️
doi.org/10.3897/phyt...
January 27, 2026 at 11:00 AM
Meet 𝘓𝘺𝘤𝘰𝘳𝘪𝘴 x 𝘹𝘪𝘶𝘪! 🌸 This newly discovered natural hybrid from the Amaryllis family is a cross between 𝘓. 𝘭𝘰𝘯𝘨𝘪𝘵𝘶𝘣𝘢 and 𝘓. 𝘴𝘱𝘳𝘦𝘯𝘨𝘦𝘳𝘪.

It is currently only found on Langya Mountain, China.

📚 doi.org/10.3897/phyt...

#genomes #karyotype #plants
January 26, 2026 at 11:26 AM
A new review provides an updated generic key and looks at the systematic history of the #neotropical tribe Spathicarpeae, which consists of 14 genera distributed from southern Mexico to Uruguay.

🔎Check it out: doi.org/10.3897/phyt...

#botany #Neotropics #taxonomy
January 26, 2026 at 10:58 AM
🍋 𝘕𝘦𝘰𝘤𝘪𝘯𝘯𝘢𝘮𝘰𝘮𝘶𝘮 𝘤𝘪𝘵𝘳𝘢𝘵𝘶𝘮: A newly described species that stands out for the powerful lemon fragrance of its bark, leaves, and branches.

🌿 𝘕𝘦𝘰𝘤𝘪𝘯𝘯𝘢𝘮𝘰𝘮𝘶𝘮 𝘮𝘢𝘤𝘳𝘰𝘤𝘢𝘳𝘱𝘶𝘮: A new combination featuring unique triplinerved leaves and small flowers.

Check them out: doi.org/10.3897/phyt...

#taxonomy
January 23, 2026 at 10:39 AM
Meet 𝘈𝘨𝘢𝘱𝘦𝘵𝘦𝘴 𝘭𝘪𝘤𝘩𝘦𝘯𝘨𝘪𝘪, a newly described species from China.

Named in honour of the #researcher Mr. Li Cheng for his tireless work protecting the #biodiversity of Mêdog County.

📚 doi.org/10.3897/phyt...

#newspecies #taxonomy #morphology
January 22, 2026 at 2:57 PM
A new study characterizes the #hybrid leptosporangiate #fern species 𝘈𝘳𝘢𝘤𝘩𝘯𝘪𝘰𝘥𝘦𝘴 × 𝘵𝘰𝘩𝘵𝘰𝘮𝘪𝘦𝘯𝘴𝘪𝘴 in Japan using plastid #DNA and MIG-Seq analyses.

📚 Read the full study here: doi.org/10.3897/phyt...
January 21, 2026 at 11:16 AM
The newly described Colocasia sookchaloemiae from Thailand occurs on rocky cliffs in dry dipterocarp and mixed deciduous forests at altitudes of 350-400 m above sea level in Phu Pha Yol National Park, underscoring the botanical diversity and conservation value of the region: doi.org/10.3897/phyt...
January 20, 2026 at 2:20 PM
A new study provides illustrations and descriptions of a new species of #fern, 𝘋𝘳𝘺𝘰𝘱𝘵𝘦𝘳𝘪𝘴 𝘯𝘪𝘯𝘨𝘲𝘪𝘢𝘯𝘨𝘦𝘯𝘴𝘪𝘴, discovered in Shanxi, China. ➡️ doi.org/10.3897/phyt...

#newspecies #biodiversity
January 20, 2026 at 2:02 PM
🟣 A Purple Reign in Fujian! 🟣

Scientists have uncovered a new species flaunting vibrant purple blossoms in the valleys of Fujian, China: 𝘐𝘮𝘱𝘢𝘵𝘪𝘦𝘯𝘴 𝘵𝘢𝘪𝘯𝘪𝘯𝘨𝘦𝘯𝘴𝘪𝘴.
January 20, 2026 at 1:27 PM