PhytoKeysPub Date : 2024-10-15eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.130721
Maria Melanie P Medecilo-Guiang, Derek Cabactulan
{"title":"<i>Pothosdeleonii</i> (Araceae, Potheae, Pothoideae), a new species from Bukidnon, Mindanao, Philippines.","authors":"Maria Melanie P Medecilo-Guiang, Derek Cabactulan","doi":"10.3897/phytokeys.247.130721","DOIUrl":"https://doi.org/10.3897/phytokeys.247.130721","url":null,"abstract":"<p><p>A new species of <i>Pothos</i> is described and illustrated. This species is very similar to <i>Pothosphilippinensis</i> (sheathing and leaf morphology) but differs by the inflorescence and flowers. It is closely related also to <i>P.kingii</i> by the deep purple inflorescence, but differs in having longer peduncle, broadly ovate-concave to cucullate spathe (which is deep wine-red when fresh to purplish-black when senescing), and the spadix that is 7/10<sup>th</sup> the entire length of the spathe.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11496825/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142505870","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 : 2024-10-15eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.125070
Ko Mochizuki, Shuichi Nemoto, Jin Murata, Tetsuo Ohi-Toma
{"title":"<i>Vincetoxicumnakaianum</i> (Asclepiadoideae, Apocynaceae), a new species from Japan for <i>Cynanchummagnificum</i> Nakai, nomen nudum.","authors":"Ko Mochizuki, Shuichi Nemoto, Jin Murata, Tetsuo Ohi-Toma","doi":"10.3897/phytokeys.247.125070","DOIUrl":"https://doi.org/10.3897/phytokeys.247.125070","url":null,"abstract":"<p><p><i>Vincetoxicum</i> Wolf is the third largest genus in Asclepiadoideae, and 23 species are distributed in Japan. We discovered that an erect herb species, distributed in the eastern part of the Honshu island, was invalidly named <i>Vincetoxicummagnificum</i> (Nakai) Kitag. based on <i>Cynanchummagnificum</i> Nakai, nomen nudum. Therefore, we presently name this species <i>Vincetoxicumnakaianum</i> K.Mochizuki & Ohi-Toma, and we give a detailed description in this study. Additionally, we provide photographs that demonstrate its ecology and diagnostic characteristics.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11496837/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142505872","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 : 2024-10-15eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.132060
Michael G Simpson, Dana A York
{"title":"<i>Cryptanthawhippleae</i> (Boraginaceae), a new serpentine-adapted species endemic to northern California, U.S.A.","authors":"Michael G Simpson, Dana A York","doi":"10.3897/phytokeys.247.132060","DOIUrl":"https://doi.org/10.3897/phytokeys.247.132060","url":null,"abstract":"<p><p><i>Cryptanthawhippleae</i> D.A.York & M.G.Simpson (Boraginaceae) is described as new. This species is currently known to occur in serpentine barrens in the Shasta-Trinity National Forest of Siskiyou County, California, with one outlier population in possible serpentine of Lake County, California. The new species is most similar to <i>Cryptanthagrandiflora</i> and to <i>C.milobakeri</i>, these three likely each others' closest relatives. All three have a relatively large corolla limb width and similar smooth, lance-ovate to ovate, marginally rounded, acuminate and abaxially transversely flattened nutlets. <i>Cryptanthawhippleae</i> differs from <i>C.grandiflora</i> in having a short, as opposed to a tall, stem height; bifurcate as opposed to trifurcate primary axis cymules; and typically 2-3 nutlets per fruit, as opposed to usually one nutlet per fruit. <i>Cryptanthawhippleae</i> differs from <i>C.milobakeri</i> also in having a short, versus tall, stem height; appressed-strigose and spreading-hispid stem vestiture, as opposed to strigose only or strigose and hirsute; calyx trichomes with two distinct vestiture types, these marginally appressed hirsute and medially hispid, as opposed to calyx trichomes of one type, dense, appressed to ascending, whitish sericeous; and 2-3 nutlets per fruit, as opposed to one nutlet per fruit. <i>Cryptanthawhippleae</i> is relatively rare and joins seven other <i>Cryptantha</i> species that are found on serpentine, either obligately or facultatively. Current molecular phylogenetic studies support the mostly convergent evolution of serpentine adaptation in <i>Cryptantha</i>, but additional studies are needed.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11496836/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142505780","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 : 2024-10-15eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.123867
You Nong, Li-Qun Lei, Gui-Yuan Wei, Xin-Cheng Qu, Zi-Yi Zhao, Bin Feng, Chuan-Gui Xu, Lei Wu
{"title":"<i>Spiradiclisyanii</i> (Rubiaceae), a new species from Guangxi, China.","authors":"You Nong, Li-Qun Lei, Gui-Yuan Wei, Xin-Cheng Qu, Zi-Yi Zhao, Bin Feng, Chuan-Gui Xu, Lei Wu","doi":"10.3897/phytokeys.247.123867","DOIUrl":"https://doi.org/10.3897/phytokeys.247.123867","url":null,"abstract":"<p><p><i>Spiradiclisyanii</i> Y.Nong & L.Wu (Rubiaceae), a new species from Guangxi, China, is described and illustrated. This new species is most similar to <i>S.tomentosa</i>, but it can be easily distinguished by being densely multicellular villous, leaves narrow elliptic or oblanceolate, apex acute or shortly acuminate, stipules 2-4, linear or linear lanceolate, 4-8 mm, densely villous, corolla tube 3 mm, sparsely pubescent inside, flower homomorphism, lobes 3-5, stamens arising at the base of the tube, stigma 2-lobed, lobes ovoid, slightly swollen, 0.2 mm. The habitat of <i>Spiradiclisyanii</i> is extremely fragile. Therefore, this species deserves close attention and protection.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11496824/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142505871","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 : 2024-10-11eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.129934
Hai-Feng Cao, Jie Cai, Yuan Zou, Hong Sun, Fang-Fang Li, An-Dong Xiong, Mei-Jun Xu
{"title":"<i>Metagentianajiangyouensis</i>, a new species of <i>Metagentiana</i> (Gentianaceae) from Sichuan, China.","authors":"Hai-Feng Cao, Jie Cai, Yuan Zou, Hong Sun, Fang-Fang Li, An-Dong Xiong, Mei-Jun Xu","doi":"10.3897/phytokeys.247.129934","DOIUrl":"10.3897/phytokeys.247.129934","url":null,"abstract":"<p><p><i>Metagentianajiangyouensis</i>, a new species of Gentianaceae from Sichuan, China, is described and illustrated. This new species is similar to <i>Metagentianavillifera</i>, but differs by the fact that the plant is glabrous and has 1-4 flowering stems, well-developed basal vegetative rosettes, a pale purple corolla with dark purple spots on the tube and erose or denticulate, non-fringed plicae margins. It also somewhat resembles <i>M.rhodantha</i>, but can be easily distinguished by having shorter stems, entire leaf margins, smooth, shorter sepal lobes, spotted corolla tubes, non-fringed plicae and narrowly winged seeds.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11489717/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142472393","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 : 2024-10-11eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.130755
Jun-Yi Zhang, Yue-Hong Cheng, Min Liao, Sen-Long Jin, Hong-Qiang Lin, Pan-Yan Yang, Hai He, Bo Xu
{"title":"<i>Gastrochilusbalangshanensis</i> (Orchidaceae, Aeridinae), a new subalpine epiphytic orchid from the Mountains of Southwest China.","authors":"Jun-Yi Zhang, Yue-Hong Cheng, Min Liao, Sen-Long Jin, Hong-Qiang Lin, Pan-Yan Yang, Hai He, Bo Xu","doi":"10.3897/phytokeys.247.130755","DOIUrl":"10.3897/phytokeys.247.130755","url":null,"abstract":"<p><p><i>Gastrochilusbalangshanensis</i>, a new orchid species from the Balang Mountain, Sichuan Province, Southwest China, is described and illustrated. It morphologically resembles <i>G.affinis</i>, but differs in having shorter stems, a reniform epichile and a sub-hemispherical hypochile (spur), obtuse-rounded at the apex. The results of molecular phylogenetic analyses based on nuclear ribosome internal transcribed spacer (nrITS) and four chloroplast DNA markers (<i>mat</i>K, <i>psb</i>A-<i>trn</i>H, <i>psb</i>M-<i>trn</i>D and <i>trn</i>L-F) from 50 <i>Gastrochilus</i> species indicate that <i>G.balangshanensis</i> is closely related to <i>G.heminii</i> and <i>G.bernhardtianus</i>, also endemic to the Hengduan Mountains. The novelty is a branch and trunk epiphyte in mixed coniferous forest.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11489711/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142472392","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 : 2024-10-11eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.119563
Humberto Mendoza-Cifuentes, William Ariza-Cortés, Lyndon Carvajal Rojas
{"title":"<i>Miconiagaragoana</i> - Melastomataceae: A new rheophytic species from the eastern Andes of Colombia.","authors":"Humberto Mendoza-Cifuentes, William Ariza-Cortés, Lyndon Carvajal Rojas","doi":"10.3897/phytokeys.247.119563","DOIUrl":"10.3897/phytokeys.247.119563","url":null,"abstract":"<p><p>A new species, <i>Miconiagaragoana</i>, from riparian environments of the northern Cordillera Oriental of Colombia, is described. This is the second species exclusive to rheophytic conditions that grows in the Andean forest in Colombia and is characterized by the presence of stellate-lepidote trichomes on young structures and inflorescences, terminal inflorescences, 4-merous (rarely 5-merous) flowers, oblong-subulate anthers with an apical pore and 2-locular ovary. The differences with other rheophytic species occurring in Colombia are noted and it is argued that it is related to other Andean species with bluish-green ripe fruits such as <i>M.squamulosa</i> and <i>M.symplocoidea</i>. This new species is so far known only from Colombia and its threat category is suggested as Critically Endangered\" (CR).</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11489699/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142472394","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 : 2024-10-09eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.127527
David A Espinel Ortiz, Katya Romoleroux, Tim Böhnert, Maximilian Weigend
{"title":"Annotated checklist of <i>Rubus</i> L. (Rosaceae) from South America.","authors":"David A Espinel Ortiz, Katya Romoleroux, Tim Böhnert, Maximilian Weigend","doi":"10.3897/phytokeys.247.127527","DOIUrl":"https://doi.org/10.3897/phytokeys.247.127527","url":null,"abstract":"<p><p>The diversity of <i>Rubus</i> in South America is much understudied and a taxonomic framework needs to be established as a basis for future revisionary and phylogenetic work. Our review identified 110 names based on South American specimens which were published since 1767. Each name was then classified according to its botanical description and type material. Additionally, where necessary, we suggest appropriate lecto-, neo-, or epitypes. A comprehensive list of synonyms is provided and representative herbarium specimens for each country are cited to tentatively document geographical range. In total, we accept 46 species of <i>Rubus</i> recorded across South America, propose 19 new synonyms, restore <i>R.organensis</i>, previously a synonym of <i>R.brasiliensis</i>, provide a replacement name for the latter, and include new country records of <i>R.azuayensis</i>, <i>R.laegaardii</i> and <i>R.rusbyi</i>. This checklist serves as an essential starting point for future monographic and evolutionary studies on <i>Rubus</i> in South America.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11484635/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142472398","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 : 2024-10-09eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.130241
Warren L Wagner, Stephen G Weller, Ann K Sakai, Ben Nyberg, Kenneth R Wood
{"title":"<i>Schiedeawaiahuluensis</i> (Caryophyllaceae), an enigmatic new species from Kaua'i, Hawaiian Islands and the first species discovered by a drone collection system.","authors":"Warren L Wagner, Stephen G Weller, Ann K Sakai, Ben Nyberg, Kenneth R Wood","doi":"10.3897/phytokeys.247.130241","DOIUrl":"https://doi.org/10.3897/phytokeys.247.130241","url":null,"abstract":"<p><p>During a survey by the National Tropical Botanical Garden drone team, an enigmatic <i>Schiedea</i> was observed in December 2021on steep, rocky cliff faces of the Waiahulu Valley in the Waimea Canyon of Kaua'i. Subsequently, another survey was conducted in March 2022 and, by use of a remotely controlled cutting device suspended below the drone, the first herbarium specimen was collected, as well as a seed collection of an undescribed cliff-dwelling species of <i>Schiedea</i>. Detailed study of the collections and plants grown at the University of California, Irvine greenhouse showed that it had enlarged, somewhat whitish sepals similar to those of cliff-dwelling <i>S.attenuata</i> (the sole species in sect. Leucocalyx), yet differed significantly from all other species in the genus. It also shares with <i>S.attenuata</i> a woody habit, hermaphroditic flowers, coloured nectar and styles 5 to 7 or 8. We describe it here as <i>S.waiahuluensis</i> given the only known localities are on the cliffs of this valley and place it in an enlarged sect. Leucocalyx. With the discovery of this new species, there are 36 species in this Hawaiian endemic genus.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11484636/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142472395","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 : 2024-10-08eCollection Date: 2024-01-01DOI: 10.3897/phytokeys.247.132975
Nong Van Duy, Tran Thai Vinh, Vu Kim Cong, Quach Van Hoi, Dang Thi Tham, Nguyen Thi Thanh Hang, Dinh Van Khiem, Hoang Thanh Truong, Nguyen Hoang Nghia, Nguyen Thi Ai Minh, Tran Van Tien
{"title":"<i>Yersinochloanianheana</i> (Poaceae, Bambusoideae), a new species from southern Vietnam.","authors":"Nong Van Duy, Tran Thai Vinh, Vu Kim Cong, Quach Van Hoi, Dang Thi Tham, Nguyen Thi Thanh Hang, Dinh Van Khiem, Hoang Thanh Truong, Nguyen Hoang Nghia, Nguyen Thi Ai Minh, Tran Van Tien","doi":"10.3897/phytokeys.247.132975","DOIUrl":"https://doi.org/10.3897/phytokeys.247.132975","url":null,"abstract":"<p><p><i>Yersinochloanianheana</i> <b>sp. nov.</b> from Vietnam is described and illustrated. It is found in southern Vietnam, where it occurs at an elevation of 1400-1500 m in Voi Mountain, Duc Trong District, Lam Dong Province. This new species is distinguished from a similar species, <i>Yersinochloadalatensis</i>, by culm nodes with a thick swollen patella, culm leaf blades erect, auricles conspicuous, margins bearing long hairs, palea dorsal view showing rachilla extension and rudimentary floret at the apex and lodicules purple gradually towards the top. Besides that, the species is distinguished from <i>Yersinochloanghiana</i> by the leaf blades without being swollen at the base, the prophyllate bud 2-keeled, lodicules purple at ½ upper parts and unbifid at the base.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":null,"pages":null},"PeriodicalIF":1.3,"publicationDate":"2024-10-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11480637/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142472396","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}