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
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
A new #endemic species from the karst areas of Guangxi and Guizhou Provinces in China, 𝘙𝘩𝘰𝘥𝘰𝘥𝘦𝘯𝘥𝘳𝘰𝘯 𝘮𝘶𝘭𝘶𝘯𝘦𝘯𝘴𝘦, has been described, illustrated, and is assessed as “Endangered” following IUCN criteria in one of our latest publications:
doi.org/10.3897/phyt...
#Conservation #morphology #taxonomy
doi.org/10.3897/phyt...
#Conservation #morphology #taxonomy
January 12, 2026 at 8:09 AM
A new #endemic species from the karst areas of Guangxi and Guizhou Provinces in China, 𝘙𝘩𝘰𝘥𝘰𝘥𝘦𝘯𝘥𝘳𝘰𝘯 𝘮𝘶𝘭𝘶𝘯𝘦𝘯𝘴𝘦, has been described, illustrated, and is assessed as “Endangered” following IUCN criteria in one of our latest publications:
doi.org/10.3897/phyt...
#Conservation #morphology #taxonomy
doi.org/10.3897/phyt...
#Conservation #morphology #taxonomy
#Molecular #phylogeny and electron #microscopy reveal 𝘔𝘢𝘭𝘭𝘰𝘯𝘰𝘮𝘪𝘢 𝘪𝘮𝘱𝘦𝘳𝘢𝘵𝘰𝘳𝘪𝘢, a new golden #algal species found across 22 localities in 9 Vietnamese provinces and Malaysia!
📖 Learn more here: phytokeys.pensoft.net/article/1792...
📖 Learn more here: phytokeys.pensoft.net/article/1792...
January 12, 2026 at 7:49 AM
#Molecular #phylogeny and electron #microscopy reveal 𝘔𝘢𝘭𝘭𝘰𝘯𝘰𝘮𝘪𝘢 𝘪𝘮𝘱𝘦𝘳𝘢𝘵𝘰𝘳𝘪𝘢, a new golden #algal species found across 22 localities in 9 Vietnamese provinces and Malaysia!
📖 Learn more here: phytokeys.pensoft.net/article/1792...
📖 Learn more here: phytokeys.pensoft.net/article/1792...
❗New study on Uganda's #plants: Analyzed 4,816 native vascular species, identifying 184 #endemic or near-endemic taxa.
🔴Alarming result: 58% are threatened (VU, EN, CR on IUCN Red List).
➡ See more here: doi.org/10.3897/phyt...
@kewgardens.bsky.social
#biodiversity #conservation #diversity
🔴Alarming result: 58% are threatened (VU, EN, CR on IUCN Red List).
➡ See more here: doi.org/10.3897/phyt...
@kewgardens.bsky.social
#biodiversity #conservation #diversity
January 9, 2026 at 12:18 PM
❗New study on Uganda's #plants: Analyzed 4,816 native vascular species, identifying 184 #endemic or near-endemic taxa.
🔴Alarming result: 58% are threatened (VU, EN, CR on IUCN Red List).
➡ See more here: doi.org/10.3897/phyt...
@kewgardens.bsky.social
#biodiversity #conservation #diversity
🔴Alarming result: 58% are threatened (VU, EN, CR on IUCN Red List).
➡ See more here: doi.org/10.3897/phyt...
@kewgardens.bsky.social
#biodiversity #conservation #diversity
𝘗𝘰𝘭𝘺𝘨𝘰𝘯𝘢𝘵𝘶𝘮 𝘥𝘢𝘣𝘪𝘦𝘴𝘩𝘢𝘯𝘦𝘯𝘴𝘦 is the new addition to the #asparagus family - found in Dabieshan Mountains, China.
➡️ doi.org/10.3897/phyt...
#newspecies #plant #ecology
➡️ doi.org/10.3897/phyt...
#newspecies #plant #ecology
January 8, 2026 at 11:06 AM
𝘗𝘰𝘭𝘺𝘨𝘰𝘯𝘢𝘵𝘶𝘮 𝘥𝘢𝘣𝘪𝘦𝘴𝘩𝘢𝘯𝘦𝘯𝘴𝘦 is the new addition to the #asparagus family - found in Dabieshan Mountains, China.
➡️ doi.org/10.3897/phyt...
#newspecies #plant #ecology
➡️ doi.org/10.3897/phyt...
#newspecies #plant #ecology
🌿Through field expeditions and continuous herbarium research, a new goldfish #plant has been discovered in the Chocó #biogeographical region of Ecuador: 𝘊𝘰𝘭𝘶𝘮𝘯𝘦𝘢 𝘳𝘶𝘣𝘳𝘰𝘮𝘢𝘳𝘨𝘪𝘯𝘢𝘵𝘢.
📖Read the full study here: doi.org/10.3897/phyt...
📖Read the full study here: doi.org/10.3897/phyt...
January 6, 2026 at 1:49 PM
🌿Through field expeditions and continuous herbarium research, a new goldfish #plant has been discovered in the Chocó #biogeographical region of Ecuador: 𝘊𝘰𝘭𝘶𝘮𝘯𝘦𝘢 𝘳𝘶𝘣𝘳𝘰𝘮𝘢𝘳𝘨𝘪𝘯𝘢𝘵𝘢.
📖Read the full study here: doi.org/10.3897/phyt...
📖Read the full study here: doi.org/10.3897/phyt...
🐜 Observations of #ants collecting nectar from the newly described 𝘚𝘰𝘭𝘢𝘯𝘶𝘮 𝘯𝘦𝘤𝘵𝘢𝘳𝘪𝘧𝘰𝘭𝘪𝘶𝘮 at its type locality in Australia’s Tanami Desert suggest a plant-animal #coadaptation resulting in defense against #herbivory.
🔗 doi.org/10.3897/phyt...
@martinebotany.bsky.social
🔗 doi.org/10.3897/phyt...
@martinebotany.bsky.social
January 5, 2026 at 8:37 AM
🐜 Observations of #ants collecting nectar from the newly described 𝘚𝘰𝘭𝘢𝘯𝘶𝘮 𝘯𝘦𝘤𝘵𝘢𝘳𝘪𝘧𝘰𝘭𝘪𝘶𝘮 at its type locality in Australia’s Tanami Desert suggest a plant-animal #coadaptation resulting in defense against #herbivory.
🔗 doi.org/10.3897/phyt...
@martinebotany.bsky.social
🔗 doi.org/10.3897/phyt...
@martinebotany.bsky.social
Huge thanks to all our readers, authors, editors, and reviewers for making 2025 such a great year for PhytoKeys!
🌱 We’re so excited to see what amazing work will sprout in 2026!
#Pensoft2025Review
🌱 We’re so excited to see what amazing work will sprout in 2026!
#Pensoft2025Review
December 30, 2025 at 3:09 PM
Huge thanks to all our readers, authors, editors, and reviewers for making 2025 such a great year for PhytoKeys!
🌱 We’re so excited to see what amazing work will sprout in 2026!
#Pensoft2025Review
🌱 We’re so excited to see what amazing work will sprout in 2026!
#Pensoft2025Review
The nightshade (Solanaceae) family has a new member 🌿 𝘚𝘰𝘭𝘢𝘯𝘶𝘮 𝘯𝘦𝘤𝘵𝘢𝘳𝘪𝘧𝘰𝘭𝘪𝘶𝘮 - a newly recognised dioecious bush tomato from the northern Tanami Desert in Australia’s Northern Territory, bringing the total number of Australian functionally dioecious 𝘚𝘰𝘭𝘢𝘯𝘶𝘮 species to 15. → doi.org/10.3897/phyt...
December 30, 2025 at 10:55 AM
The nightshade (Solanaceae) family has a new member 🌿 𝘚𝘰𝘭𝘢𝘯𝘶𝘮 𝘯𝘦𝘤𝘵𝘢𝘳𝘪𝘧𝘰𝘭𝘪𝘶𝘮 - a newly recognised dioecious bush tomato from the northern Tanami Desert in Australia’s Northern Territory, bringing the total number of Australian functionally dioecious 𝘚𝘰𝘭𝘢𝘯𝘶𝘮 species to 15. → doi.org/10.3897/phyt...
A taxonomic revision of the genus Mullein (𝘝𝘦𝘳𝘣𝘢𝘴𝘤𝘶𝘮) on the Arabian Peninsula recognizes 17 species. 𝘝𝘦𝘳𝘣𝘢𝘴𝘤𝘶𝘮 𝘴𝘢𝘳𝘢𝘸𝘢𝘵𝘪𝘤𝘶𝘮 is newly described, and 𝘝𝘦𝘳𝘣𝘢𝘴𝘤𝘶𝘮 𝘦𝘳𝘦𝘮𝘰𝘣𝘪𝘶𝘮 is newly confirmed for the peninsula’s flora.
doi.org/10.3897/phyt...
#newspecies
@rbgkew.bsky.social
doi.org/10.3897/phyt...
#newspecies
@rbgkew.bsky.social
December 30, 2025 at 10:44 AM
A taxonomic revision of the genus Mullein (𝘝𝘦𝘳𝘣𝘢𝘴𝘤𝘶𝘮) on the Arabian Peninsula recognizes 17 species. 𝘝𝘦𝘳𝘣𝘢𝘴𝘤𝘶𝘮 𝘴𝘢𝘳𝘢𝘸𝘢𝘵𝘪𝘤𝘶𝘮 is newly described, and 𝘝𝘦𝘳𝘣𝘢𝘴𝘤𝘶𝘮 𝘦𝘳𝘦𝘮𝘰𝘣𝘪𝘶𝘮 is newly confirmed for the peninsula’s flora.
doi.org/10.3897/phyt...
#newspecies
@rbgkew.bsky.social
doi.org/10.3897/phyt...
#newspecies
@rbgkew.bsky.social
𝘚𝘦𝘥𝘶𝘮 𝘲𝘪𝘯𝘨𝘺𝘶𝘢𝘯𝘦𝘯𝘴𝘦 - a new stonecrop species (𝘚𝘦𝘥𝘶𝘮, Crassulaceae) found in Qingyuan City, Guangdong Province, China.
Check out the study here: doi.org/10.3897/phyt...
#newspecies #phylogeny
Check out the study here: doi.org/10.3897/phyt...
#newspecies #phylogeny
December 29, 2025 at 1:22 PM
𝘚𝘦𝘥𝘶𝘮 𝘲𝘪𝘯𝘨𝘺𝘶𝘢𝘯𝘦𝘯𝘴𝘦 - a new stonecrop species (𝘚𝘦𝘥𝘶𝘮, Crassulaceae) found in Qingyuan City, Guangdong Province, China.
Check out the study here: doi.org/10.3897/phyt...
#newspecies #phylogeny
Check out the study here: doi.org/10.3897/phyt...
#newspecies #phylogeny
Meet 𝘔𝘢𝘭𝘭𝘰𝘮𝘰𝘯𝘢𝘴 𝘮𝘰𝘯𝘪𝘭𝘪𝘧𝘦𝘳𝘢 new #tropical chrysophyte distinguished by unique rimmed pits on its scales and genetic divergence from 𝘔. 𝘨𝘶𝘵𝘵𝘢𝘵𝘢. Discovered in the Philippines using electron #microscopy and molecular #phylogeny.
Check out the study here: doi.org/10.3897/phyt...
#newspecies
Check out the study here: doi.org/10.3897/phyt...
#newspecies
December 29, 2025 at 11:33 AM
Meet 𝘔𝘢𝘭𝘭𝘰𝘮𝘰𝘯𝘢𝘴 𝘮𝘰𝘯𝘪𝘭𝘪𝘧𝘦𝘳𝘢 new #tropical chrysophyte distinguished by unique rimmed pits on its scales and genetic divergence from 𝘔. 𝘨𝘶𝘵𝘵𝘢𝘵𝘢. Discovered in the Philippines using electron #microscopy and molecular #phylogeny.
Check out the study here: doi.org/10.3897/phyt...
#newspecies
Check out the study here: doi.org/10.3897/phyt...
#newspecies
Happy holidays from everyone at PhytoKeys!
December 23, 2025 at 9:04 AM
Happy holidays from everyone at PhytoKeys!
The first comprehensive investigation of chrysophytes from the Philippines describes one new species from Mindanao Island - find out more about it here: doi.org/10.3897/phyt...
#newspecies #taxonomy #chrysophytes
#newspecies #taxonomy #chrysophytes
December 22, 2025 at 3:49 PM
The first comprehensive investigation of chrysophytes from the Philippines describes one new species from Mindanao Island - find out more about it here: doi.org/10.3897/phyt...
#newspecies #taxonomy #chrysophytes
#newspecies #taxonomy #chrysophytes
Molecular and morphological insights into the hornwort 𝘗𝘩𝘢𝘦𝘰𝘤𝘦𝘳𝘰𝘴 𝘩𝘪𝘮𝘢𝘭𝘢𝘺𝘦𝘯𝘴𝘪𝘴 (𝘕𝘰𝘵𝘰𝘵𝘩𝘺𝘭𝘢𝘥𝘢𝘤𝘦𝘢𝘦) and related species identify two new species, 𝘗. 𝘢𝘦𝘲𝘶𝘢𝘵𝘶𝘴 and 𝘗. 𝘴𝘵𝘦𝘯𝘰𝘵𝘩𝘢𝘭𝘭𝘶𝘴, from Northern Thailand.
Find out more here: doi.org/10.3897/phyt...
@ulaval.ca
Find out more here: doi.org/10.3897/phyt...
@ulaval.ca
December 22, 2025 at 11:40 AM
Molecular and morphological insights into the hornwort 𝘗𝘩𝘢𝘦𝘰𝘤𝘦𝘳𝘰𝘴 𝘩𝘪𝘮𝘢𝘭𝘢𝘺𝘦𝘯𝘴𝘪𝘴 (𝘕𝘰𝘵𝘰𝘵𝘩𝘺𝘭𝘢𝘥𝘢𝘤𝘦𝘢𝘦) and related species identify two new species, 𝘗. 𝘢𝘦𝘲𝘶𝘢𝘵𝘶𝘴 and 𝘗. 𝘴𝘵𝘦𝘯𝘰𝘵𝘩𝘢𝘭𝘭𝘶𝘴, from Northern Thailand.
Find out more here: doi.org/10.3897/phyt...
@ulaval.ca
Find out more here: doi.org/10.3897/phyt...
@ulaval.ca
𝘔𝘢𝘺𝘢𝘮𝘢𝘦𝘢 𝘥𝘦𝘯𝘴𝘦𝘴𝘵𝘳𝘪𝘢𝘵𝘢, a new terrestrial diatom species, is identified through morphological and #molecular analyses from moist agricultural #soil in Henan Province, China.
Learn more here: doi.org/10.3897/phyt...
#newspecies #phylogeny
Learn more here: doi.org/10.3897/phyt...
#newspecies #phylogeny
December 22, 2025 at 10:11 AM
𝘔𝘢𝘺𝘢𝘮𝘢𝘦𝘢 𝘥𝘦𝘯𝘴𝘦𝘴𝘵𝘳𝘪𝘢𝘵𝘢, a new terrestrial diatom species, is identified through morphological and #molecular analyses from moist agricultural #soil in Henan Province, China.
Learn more here: doi.org/10.3897/phyt...
#newspecies #phylogeny
Learn more here: doi.org/10.3897/phyt...
#newspecies #phylogeny
A new #endemic species of acanthus, 𝘚𝘵𝘳𝘰𝘣𝘪𝘭𝘢𝘯𝘵𝘩𝘦𝘴 𝘥𝘢𝘯𝘹𝘪𝘢𝘦𝘯𝘴𝘪𝘴, has been described in the Danxia Mountains, China.
doi.org/10.3897/phyt...
doi.org/10.3897/phyt...
December 19, 2025 at 12:41 PM
A new #endemic species of acanthus, 𝘚𝘵𝘳𝘰𝘣𝘪𝘭𝘢𝘯𝘵𝘩𝘦𝘴 𝘥𝘢𝘯𝘹𝘪𝘢𝘦𝘯𝘴𝘪𝘴, has been described in the Danxia Mountains, China.
doi.org/10.3897/phyt...
doi.org/10.3897/phyt...
𝘋𝘺𝘴𝘰𝘴𝘮𝘢 𝘹𝘪𝘴𝘩𝘶𝘪𝘦𝘯𝘴𝘪𝘴, a new species of barberry, is added to the family 𝘉𝘦𝘳𝘣𝘦𝘳𝘪𝘥𝘢𝘤𝘦𝘢𝘦 from Guizhou, China.
Check it out: doi.org/10.3897/phyt...
#newspecies #taxonomy
Check it out: doi.org/10.3897/phyt...
#newspecies #taxonomy
December 19, 2025 at 12:05 PM
𝘋𝘺𝘴𝘰𝘴𝘮𝘢 𝘹𝘪𝘴𝘩𝘶𝘪𝘦𝘯𝘴𝘪𝘴, a new species of barberry, is added to the family 𝘉𝘦𝘳𝘣𝘦𝘳𝘪𝘥𝘢𝘤𝘦𝘢𝘦 from Guizhou, China.
Check it out: doi.org/10.3897/phyt...
#newspecies #taxonomy
Check it out: doi.org/10.3897/phyt...
#newspecies #taxonomy
Reposted by PhytoKeys
If you ever tried to ID an #Inga ( #Leguminosae )collection 🌿, you know its hard at best. Interesting paper on "Determining the best morphological characters for #taxonomic identification of Inga species in the #Colombian #Andes"
Determining the best morphological characters for taxonomic identification of Inga species in the Colombian Andes using correlation, entropy and a discriminant index
The genus Inga (Leguminosae, Caesalpinioideae) is a key component of tropical American forests, yet its high species diversity and morphological complexity hinder accurate identification, especially i...
phytokeys.pensoft.net
December 16, 2025 at 5:24 PM
If you ever tried to ID an #Inga ( #Leguminosae )collection 🌿, you know its hard at best. Interesting paper on "Determining the best morphological characters for #taxonomic identification of Inga species in the #Colombian #Andes"
New insights into the hornwort genus Phaeoceros in Asia, morphological and molecular data fully supported the recognition of two subgenera: Phaeoceros and Himalayanus. Two new species of subgen. Himalayanus, P. aequatus and P. stenothallus, were also described.
doi.org/10.3897/phyt...
doi.org/10.3897/phyt...
December 16, 2025 at 2:58 PM
New insights into the hornwort genus Phaeoceros in Asia, morphological and molecular data fully supported the recognition of two subgenera: Phaeoceros and Himalayanus. Two new species of subgen. Himalayanus, P. aequatus and P. stenothallus, were also described.
doi.org/10.3897/phyt...
doi.org/10.3897/phyt...
The genus Inga (𝐿𝑒𝑔𝑢𝑚𝑖𝑛𝑜𝑠𝑎𝑒, 𝐶𝑎𝑒𝑠𝑎𝑙𝑝𝑖𝑛𝑖𝑜𝑖𝑑𝑒𝑎𝑒), found in the Colombian Andes, is characterized by high species #diversity and notable morphological complexity, making accurate identification challenging. A recent study revealed that…
Curious? Explore the full study here: doi.org/10.3897/phyt...
Curious? Explore the full study here: doi.org/10.3897/phyt...
December 16, 2025 at 9:41 AM
The genus Inga (𝐿𝑒𝑔𝑢𝑚𝑖𝑛𝑜𝑠𝑎𝑒, 𝐶𝑎𝑒𝑠𝑎𝑙𝑝𝑖𝑛𝑖𝑜𝑖𝑑𝑒𝑎𝑒), found in the Colombian Andes, is characterized by high species #diversity and notable morphological complexity, making accurate identification challenging. A recent study revealed that…
Curious? Explore the full study here: doi.org/10.3897/phyt...
Curious? Explore the full study here: doi.org/10.3897/phyt...
𝑀𝑖𝑑𝑑𝑙𝑒𝑡𝑜𝑛𝑖𝑎 𝑡𝑖𝑒𝑝𝑖𝑎𝑛𝑎 is a newly discovered species of 𝐺𝑒𝑠𝑛𝑒𝑟𝑖𝑎𝑐𝑒𝑎𝑒 from southern Vietnam, making it the third species of the genus known from Vietnam.
Interested? See more here: doi.org/10.3897/phyt...
Interested? See more here: doi.org/10.3897/phyt...
December 16, 2025 at 8:59 AM
𝑀𝑖𝑑𝑑𝑙𝑒𝑡𝑜𝑛𝑖𝑎 𝑡𝑖𝑒𝑝𝑖𝑎𝑛𝑎 is a newly discovered species of 𝐺𝑒𝑠𝑛𝑒𝑟𝑖𝑎𝑐𝑒𝑎𝑒 from southern Vietnam, making it the third species of the genus known from Vietnam.
Interested? See more here: doi.org/10.3897/phyt...
Interested? See more here: doi.org/10.3897/phyt...
A new 𝑀𝑖𝑐𝑟𝑎𝑛𝑡ℎ𝑒𝑠 species is described from the southeastern USA as researchers re-examine the taxonomy, morphology and cytology of 𝑀𝑖𝑐𝑟𝑎𝑛𝑡ℎ𝑒𝑠 𝑣𝑖𝑟𝑔𝑖𝑛𝑖𝑒𝑛𝑠𝑖𝑠 and provide new chromosome counts for 𝑀𝑖𝑐𝑟𝑎𝑛𝑡ℎ𝑒𝑠 species.
🔗 doi.org/10.3897/phyt...
🔗 doi.org/10.3897/phyt...
December 12, 2025 at 3:08 PM
A new 𝑀𝑖𝑐𝑟𝑎𝑛𝑡ℎ𝑒𝑠 species is described from the southeastern USA as researchers re-examine the taxonomy, morphology and cytology of 𝑀𝑖𝑐𝑟𝑎𝑛𝑡ℎ𝑒𝑠 𝑣𝑖𝑟𝑔𝑖𝑛𝑖𝑒𝑛𝑠𝑖𝑠 and provide new chromosome counts for 𝑀𝑖𝑐𝑟𝑎𝑛𝑡ℎ𝑒𝑠 species.
🔗 doi.org/10.3897/phyt...
🔗 doi.org/10.3897/phyt...
Researchers review the typification of names applied to Mesoamerican taxa and designate lectotypes or neotypes for 42 names with illustrations, type specimens and field images
🔗 doi.org/10.3897/phyt...
🔗 doi.org/10.3897/phyt...
December 12, 2025 at 11:28 AM
Researchers review the typification of names applied to Mesoamerican taxa and designate lectotypes or neotypes for 42 names with illustrations, type specimens and field images
🔗 doi.org/10.3897/phyt...
🔗 doi.org/10.3897/phyt...
𝑀𝑦𝑐𝑒𝑡𝑖𝑎 𝑠𝑎𝑥𝑖𝑐𝑜𝑙𝑎, a newly discovered cauliflorous species in the family Rubiaceae is described and illustrated from limestone areas in Yunnan, China.
doi.org/10.3897/phyt...
doi.org/10.3897/phyt...
December 10, 2025 at 7:47 AM
𝑀𝑦𝑐𝑒𝑡𝑖𝑎 𝑠𝑎𝑥𝑖𝑐𝑜𝑙𝑎, a newly discovered cauliflorous species in the family Rubiaceae is described and illustrated from limestone areas in Yunnan, China.
doi.org/10.3897/phyt...
doi.org/10.3897/phyt...
Researchers describe and illustrate 𝑉𝑖𝑜𝑙𝑎 𝑦𝑢𝑒𝑙𝑖𝑛𝑔𝑒𝑛𝑠𝑖𝑠, a new violet species distributed in Guangxi, China.
🔗 doi.org/10.3897/phyt...
🔗 doi.org/10.3897/phyt...
December 9, 2025 at 12:12 PM
Researchers describe and illustrate 𝑉𝑖𝑜𝑙𝑎 𝑦𝑢𝑒𝑙𝑖𝑛𝑔𝑒𝑛𝑠𝑖𝑠, a new violet species distributed in Guangxi, China.
🔗 doi.org/10.3897/phyt...
🔗 doi.org/10.3897/phyt...