PhytoKeysPub Date : 2025-05-23eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.150268
Abdurrahman Sefalı, Yakup Yapar, İbrahim Demir, Bayram Yurtvermez, Ali Murat Keser
{"title":"<i>Primulalongipes</i> subsp. <i>bayburtensis</i> Sefali, Yapar & Demir (Primulaceae): A new taxon from north-eastern Anatolia, Türkiye.","authors":"Abdurrahman Sefalı, Yakup Yapar, İbrahim Demir, Bayram Yurtvermez, Ali Murat Keser","doi":"10.3897/phytokeys.256.150268","DOIUrl":"10.3897/phytokeys.256.150268","url":null,"abstract":"<p><p>The new taxon, Primulalongipessubsp.bayburtensis Sefali, Yapar & Demir, <b>subsp. nov.</b> (Primulaceae) is described and illustrated from Bayburt Province, Türkiye. It is morphologically assigned to Primulasect.Crystallophlomis based on its long scapes, lanceolate and denticulate leaf with long petiole and hairless habit, fruits longer than calyx and covered by farina on the scape. This new taxon is similar to <i>Primulalongipes</i> and P.nivalissubsp.turkestanica; it can also be easily distinguished by its calyx divided ratio, thurm flowers (unwidened corolla tube shape and length) and capsules (length) futures.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"141-150"},"PeriodicalIF":1.3,"publicationDate":"2025-05-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12125606/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144199877","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-21eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.153110
Ang Liu, Xiong Li, Guo-Xing Deng, Jun Chen, Zan Liu, Xun-Lin Yu, Lei Wu
{"title":"<i>Cardaminemangshanensis</i>, a new species of Brassicaceae from limestone landform in Southern Hunan, China.","authors":"Ang Liu, Xiong Li, Guo-Xing Deng, Jun Chen, Zan Liu, Xun-Lin Yu, Lei Wu","doi":"10.3897/phytokeys.256.153110","DOIUrl":"10.3897/phytokeys.256.153110","url":null,"abstract":"<p><p><i>Cardaminemangshanensis</i>, a new species, is described and illustrated from the limestone landform in southern Hunan, China. The new species is similar to <i>C.macrophylla</i>, but differs from the latter in having more prominent tubers, shorter plant height (10-25 cm vs. 30-95 cm), fewer cauline leaves (3-4 vs. 3-18), crenate leaf margin (vs. serrate), fewer flowers (4-10 vs. 10-30), an earlier flowering period (late February to mid-March vs. April to June) and a shorter growth cycle (ca. 4 months vs. ca. 8 months). Following the IUCN Red List Criteria, <i>C.mangshanensis</i> is assessed as 'Vulnerable, VU B2ab(ii)'.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"131-139"},"PeriodicalIF":1.3,"publicationDate":"2025-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12120493/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144182445","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Two new tuberous species of <i>Begonia</i> (Begoniaceae) from Guangxi, China.","authors":"Renchuan Hu, Jinye Zhou, Ziyi Zhao, Kedao Lai, Yannong Wu, Daike Tian","doi":"10.3897/phytokeys.256.145725","DOIUrl":"10.3897/phytokeys.256.145725","url":null,"abstract":"<p><p>Two new tuberous species of <i>Begonia</i> (Begoniaceae), <i>Begoniaangustibracteata</i> D.K.Tian & R.C.Hu and <i>B.baishishanensis</i> R.C.Hu & D.K.Tian from Guangxi of China are described with illustrations. <i>Begoniaangustibracteata</i> has sparsely hairy green leaves, undivided placenta, and a small bracteole at the top of the pedicel of pistillate flower. <i>Begoniabaishishanensis</i> has sparsely hispidulous and unlobed leaves, bilaminate placenta and early flowering in March. The differences of these two new species are compared with their allied species, <i>B.fimbristipula</i> and <i>B.danxiaensis.</i> Their conservation status is assessed according to Guidelines for Using IUCN Red List Categories and Criteria.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"119-129"},"PeriodicalIF":1.3,"publicationDate":"2025-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12120498/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144181460","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-20eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.141375
Jan Hackel, Andriantsilavo H I Razafimanantsoa, Vincent Porcher, Michael D Pirie
{"title":"Heathers (<i>Erica</i>, Ericaceae) of Madagascar: taxonomy, evolution, ecology and uses.","authors":"Jan Hackel, Andriantsilavo H I Razafimanantsoa, Vincent Porcher, Michael D Pirie","doi":"10.3897/phytokeys.256.141375","DOIUrl":"10.3897/phytokeys.256.141375","url":null,"abstract":"<p><p>The plant genus <i>Erica</i> L. (heathers; <i>anjavidy</i> in Malagasy) has 35 recognised species in Madagascar, but there has not been a taxonomic revision since 1927 and there are few identification resources. We review available data for Malagasy <i>Erica</i> (previously treated as <i>Philippia</i>), summarise diagnostic species descriptions and incorporate them into the <i>Erica</i> Identification Aid. There is clearly variation in current species concepts that requires further study. Malagasy <i>Erica</i> most likely represent a single clade also encompassing species from the Mascarenes, but resolution is poor and most species remain unsequenced. <i>Erica</i> is found in several of Madagascar's ecosystems, including the high-altitude \"ericoid thickets\" where diversity is highest, but it is absent from the extensive dry western areas. Habitats include the ericoid thickets, shrubland-grassland mosaics in the central highlands and on the eastern coast, and <i>Uapacabojeri</i> (tapia) savanna. Many <i>Erica</i> species are likely to be part of dynamic ecosystems with infrequent fire regimes. The palaeorecord indicates a more widespread ericoid shrub vegetation during the last glacial period. There may be both wind- and insect-pollinated species. <i>Erica</i> is mainly used as fuelwood in Madagascar, but local uses as tools and medicine have also been reported. Estimates suggest at least one-fifth of the species may be threatened, but formal assessments are lacking. Taxonomic revision of the group, coupled with phylogenomic, ecological and ethnobotanic studies, is an urgent priority.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"91-118"},"PeriodicalIF":1.3,"publicationDate":"2025-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12117345/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144174523","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-19eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.142365
Shun Liu, Yu-Jin Wang
{"title":"<i>Loniceralanzhouensis</i> (Caprifoliaceae), a new species from Gansu, Northwest China.","authors":"Shun Liu, Yu-Jin Wang","doi":"10.3897/phytokeys.256.142365","DOIUrl":"10.3897/phytokeys.256.142365","url":null,"abstract":"<p><p><i>Loniceralanzhouensis</i> (Caprifoliaceae), a new species from Lanzhou City, Gansu province, China, is described and illustrated. The new species is morphologically similar to <i>L.webbiana</i> in that it has a bilabiate corolla and a long peduncle. It differs by narrowly lanceolate leaves (vs. ovate to ovate-lanceolate), yellow-green corolla at the beginning and reddish-purple when mature (vs. purple-red) and long involucral bracts (vs. short). The new species is supported by the genetic differentiation and phylogenetic analysis based on ITS and the combined sequences of chloroplast <i>psb</i>A-<i>trn</i>H and <i>mat</i>K fragments.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"83-90"},"PeriodicalIF":1.3,"publicationDate":"2025-05-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12107274/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144161267","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-13eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.148644
Xi Li, Qiu-Ping Wang, Feng Yang, Jing-Yi Ye, Huan-Chong Wang
{"title":"<i>Oreochariscorallodiscoides</i> (Gesneriaceae, Trichosporeae, Didymocarpinae), a new species from Yunnan, southwest China.","authors":"Xi Li, Qiu-Ping Wang, Feng Yang, Jing-Yi Ye, Huan-Chong Wang","doi":"10.3897/phytokeys.256.148644","DOIUrl":"10.3897/phytokeys.256.148644","url":null,"abstract":"<p><p><i>Oreochariscorallodiscoides</i>, a new species of the tribe Trichosporeae (Gesneriaceae), is described and illustrated. This new species is characterized by its ovate, rounded or sometimes rhombic leaves densely covered with appressed hairs, yellow corolla, and the presence of two purple triangular appendages inside the base of the corolla tube. It is known only from the type locality, Luzhijiang dry-hot valley in Yimen county, central Yunnan, southwest China. A morphological comparison with its morphologically similar species (<i>O.agnesiae</i> and <i>O.longifolia</i>) is also presented.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"73-81"},"PeriodicalIF":1.3,"publicationDate":"2025-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12093108/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144120570","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-13eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.145404
Lucila Guillén, Peter W Moonlight, Orlando A Jara-Muñoz, María Sánchez de Stapf, Juan F Carrión
{"title":"A new species of <i>Begonia</i> (Begoniaceae) from the eastern mountains of Panama.","authors":"Lucila Guillén, Peter W Moonlight, Orlando A Jara-Muñoz, María Sánchez de Stapf, Juan F Carrión","doi":"10.3897/phytokeys.256.145404","DOIUrl":"10.3897/phytokeys.256.145404","url":null,"abstract":"<p><p><i>Begoniachucantiensis</i> <b>sp. nov.</b> is described as a new species of BegoniasectionLepsia from Cerro Chucantí, Darién Province, in eastern Panama. A study of the literature and herbarium specimens, as well as fieldwork, suggests that the new taxon is distinguished from other species in the section by the combination of the following characters: uniform nodes, stipules persistent, 3.3-6 × 0.8-1.7 cm leaf blades, only two flowers per inflorescence, 12-14 stamens, and fruits with wings of similar shape and size. Images, information on geographic distribution, habitat, and a preliminary assessment of the conservation status of the new species are also provided.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"61-71"},"PeriodicalIF":1.3,"publicationDate":"2025-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12093111/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144120571","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-12eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.148263
John L Clark
{"title":"Four new species of <i>Drymonia</i> (Gesneriaceae) from South America: Tributes to inspirational leaders.","authors":"John L Clark","doi":"10.3897/phytokeys.256.148263","DOIUrl":"10.3897/phytokeys.256.148263","url":null,"abstract":"<p><p>Exploratory field expeditions and herbarium research have led to the discovery of four new species of <i>Drymonia</i> (Gesneriaceae), distinguished by laterally compressed corollas, elongate inflorescence axes, and a nomadic climbing habit. These species, found in Andean forests of Colombia, Ecuador, and Peru, are unique within the Gesneriaceae for bearing inflorescences on a leafless portion of the stem near the ground, while their foliage is restricted to the subcanopy. Named in honor of visionary and inspirational leaders dedicated to advancing conservation, science, and education, the new species are <i>Drymoniaclavijoiae</i> J.L.Clark, <b>sp. nov.</b>, <i>D.katzensteiniae</i> J.L.Clark, <b>sp. nov.</b>, <i>D.rominieckiae</i> J.L.Clark, <b>sp. nov.</b>, and <i>D.silvaniae</i> J.L.Clark, <b>sp. nov.</b></p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"37-59"},"PeriodicalIF":1.3,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12089965/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144111175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-02eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.152884
Van Tien Tran, The Bach Tran, Ha Phuong Vu, Hoang Tuan Cao, Thu Ha Bui
{"title":"Eriolaenabacgiangensis (Malvaceae), a new species from Vietnam.","authors":"Van Tien Tran, The Bach Tran, Ha Phuong Vu, Hoang Tuan Cao, Thu Ha Bui","doi":"10.3897/phytokeys.256.152884","DOIUrl":"https://doi.org/10.3897/phytokeys.256.152884","url":null,"abstract":"<p><p>The new species <i>Eriolaenabacgiangensis</i> from Vietnam is described and illustrated. The identified key was constructed to indicate the differences amongst three allied species of <i>Eriolaena</i>. <i>E.bacgiangensis</i> was compared with similar species, <i>E.candollei</i> and <i>E.wallichii</i>. <i>E.bacgiangensis</i> differs from <i>E.candollei</i> by the length of pedicel (1.4-2.3 cm long vs. 3.0-4.0 cm in <i>E.candollei</i>); presence of epicalyx after flowers at anthesis in <i>E.bacgiangensis</i> (vs. absence of epicalyx after flowers at anthesis in <i>E.candollei</i>); densely fringed epicalyx in <i>E.bacgiangensis</i> (vs. sparsely fringed epicalyx in <i>E.candollei</i>); style significantly exceeds staminal tube length in <i>E.bacgiangensis</i>, while the style is slightly longer than the staminal tube in <i>E.candollei</i>; the fruit apex round in <i>E.bacgiangensis</i> (vs. pointed and beaked in <i>E.candollei</i>). The linear epicalyx lobes are a key diagnostic trait for distinguishing <i>E.bacgiangensis</i> from <i>E.wallichii</i> (linear vs. ovate in <i>E.wallichii</i>). In addition, the other different characteristics of the two species are: leaf blade (not thickly papery in <i>E.bacgiangensis</i> vs. thickly papery in <i>E.wallichii</i>); length of inflorescences (13.0-18.0 cm in <i>E.bacgiangensis</i> vs. ≤ 6.0 cm in <i>E.wallichii</i>); shape of flower bud (lanceolate in <i>E.bacgiangensis</i> vs. globular in <i>E.wallichii</i>); fruit apex (round in <i>E.bacgiangensis</i> vs. apex shortly beaked in <i>E.wallichii</i>).</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"13-20"},"PeriodicalIF":1.3,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12065006/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144047943","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
PhytoKeysPub Date : 2025-05-02eCollection Date: 2025-01-01DOI: 10.3897/phytokeys.256.149020
Michal Hroneš, Michal Sochor, Alena Uvírová, Azlan Bin Pandai, Salwana Jaafar, Rahayu S Sukri, Martin Dančák
{"title":"<i>Gastrodiamicrochila</i> (Orchidaceae, Epidendroideae), a new species from Brunei Darussalam.","authors":"Michal Hroneš, Michal Sochor, Alena Uvírová, Azlan Bin Pandai, Salwana Jaafar, Rahayu S Sukri, Martin Dančák","doi":"10.3897/phytokeys.256.149020","DOIUrl":"https://doi.org/10.3897/phytokeys.256.149020","url":null,"abstract":"<p><p>A new orchid species, <i>Gastrodiamicrochila</i> is described and illustrated. The species was found in a mixed dipterocarp forest in the Belait district, Brunei Darussalam, northern Borneo in 2024. It is distinct from most <i>Gastrodia</i> species in western Malesia by its small lip and column, and presence of the smooth cushion-like tissue on the inner side of lateral sepals. <i>Gastrodiamicrochila</i> is only the second species of <i>Gastrodia</i> recorded for Brunei Darussalam and the seventh known species for Borneo. A determination key for all <i>Gastrodia</i> species occurring in western Malesia is also provided.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"256 ","pages":"1-11"},"PeriodicalIF":1.3,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12065009/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144041820","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}