PhytoKeys最新文献

{"title":"Four new <i>Planothidium</i> species (Achnanthidiaceae, Bacillariophyceae) from the Karst region of Guizhou in China.","authors":"Yun Li, Lin-Xin Lu, Hui-Wen Zhou, Pan Yu, John Patrick Kociolek, Wan-Ting Pang, Quan-Xi Wang, Qing-Min You","doi":"10.3897/phytokeys.259.150757","DOIUrl":"10.3897/phytokeys.259.150757","url":null,"abstract":"<p><p>Four new species of monoraphid diatoms belonging to the genus <i>Planothidium</i> were studied and described from the karst region of Guizhou Province, China. The morphological characteristics of these new species were observed and documented using light and scanning electron microscopy. <i>Planothidiumpseudoreichardtii</i> <b>sp. nov.</b> exhibits a broad sinus at the central area on the interior of the rapheless valve, linear shallow depressions and a unique enlarged areola at the end of the striae on the exterior rapheless valve. <i>Planothidiumliboensis</i> <b>sp. nov.</b> is characterized by 4-5 rows striae on both valves, a cavum at the central area on the interior rapheless valve and irregular depressions on the exterior rapheless valve. <i>Planothidiumangustirostratum</i> <b>sp. nov.</b> features elliptical valves with narrowly rostrate apices, a cavum at the central area of interior rapheless valve and circular depressions on the exterior rapheless valve. <i>Planothidiummaolanensis</i> <b>sp. nov.</b> has elliptical valves without protracted apices, coarsely-spaced striae on the one side of the central area of the both valves. These four new species were compared with other similar <i>Planothidium</i> taxa. In addition, ecological information was provided and the stability of some features was discussed.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"259 ","pages":"81-102"},"PeriodicalIF":1.3,"publicationDate":"2025-06-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12238994/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609048","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":"Reinstatement of <i>Memecylonelegantulum</i> (Melastomataceae) and recircumscription of <i>Memecylonrostratum</i>, two species endemic to Sri Lanka.","authors":"Amila Perera, Himesh Jayasinghe, Bhathiya Gopallawa, Isuru Madawala, Nimal Gunatilleke, Nalaka Geekiyanage","doi":"10.3897/phytokeys.259.146534","DOIUrl":"10.3897/phytokeys.259.146534","url":null,"abstract":"<p><p><i>Memecylonelegantulum</i> Thwaites, a heterotypic synonym of <i>M.rostratum</i> Thwaites, is re-instated based on recent collections and field observations. The two species differ mainly in their habit, inflorescence structure, floral morphology and lamina morphology. A lectotype and an epitype are designated for <i>Memecylonelegantulum</i>, and a lectotype designated for <i>M.rostratum</i>. Both species are confined to the mixed dipterocarp rainforests of Sri Lanka's perhumid south-western 'wet zone'. <i>Memecylonelegantulum</i> appears to be restricted to a relatively small range in Ratnapura district, while <i>M.rostratum</i> has a wider distribution in wet zone.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"259 ","pages":"67-80"},"PeriodicalIF":1.3,"publicationDate":"2025-06-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12239025/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609050","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":"<i>Rhizophorastylosa</i> (Rhizophoraceae) newly recorded from Thailand: lectotypification, leaf anatomy, and pollen morphology.","authors":"Chatchai Ngernsaengsaruay, Nittaya Mianmit, Supol Kamsanor, Rachanee Pothitan, Vipak Jintana, Nirat Jintana, Pichet Chanton, Apinya Sukantatul, Jutiporn Khade","doi":"10.3897/phytokeys.259.157847","DOIUrl":"10.3897/phytokeys.259.157847","url":null,"abstract":"<p><p><i>Rhizophorastylosa</i> (Rhizophoraceae), previously known from India (Andaman and Nicobar Islands), China to Indo-China, and the Pacific Island, is reported here as a new record from coastal areas with muddy-sandy, sandy or sandy-rocky substrates at Ko Lidi and Ko Bulon Le, within Mu Ko Phetra National Park, La-ngu District, and at Ao Talo Wao, Ko Tarutao, Tarutao National Park, Mueang Satun District, Satun Province, Peninsular Thailand. A detailed morphological description, illustrations and a distribution map of the species are provided, along with notes on distribution, habitat and ecology, phenology, a preliminary conservation assessment, etymology and specimens examined. In addition, <i>Rhizophorastylosa</i> is lectotypified, the Thai vernacular name \"Kongkang phetra\" is herein proposed for this species, and an updated identification key to the species of <i>Rhizophora</i> in Thailand is presented. The species is currently assessed as Least Concern [LC] under the IUCN conservation status. Furthermore, detailed descriptions of leaf anatomical features and pollen morphology are provided. The thick cuticles, sunken stomata, large hypodermal cells, and cork warts are adaptive anatomical features of leaves in <i>Rhizophora</i> that live in the mangrove environments. The pollen grains of <i>Rhizophorastylosa</i> are tricolporate, prolate spheroidal or oblate spheroidal shapes, small-sized, and reticulate exine sculpturing.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"259 ","pages":"1-25"},"PeriodicalIF":1.3,"publicationDate":"2025-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12238991/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609045","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":"Resurrection of the genus <i>Homostylium</i> Nees for the former <i>Aster</i> ser. <i>Albescentes</i> Y.Ling (Astereae, Asteraceae), with an updated generic synopsis.","authors":"Xinyu Chen, Zhixi Fu","doi":"10.3897/phytokeys.259.155606","DOIUrl":"10.3897/phytokeys.259.155606","url":null,"abstract":"<p><p>Recent molecular phylogenetic studies have demonstrated extensive paraphyly of Asterser.Albescentes Y.Ling. This woody-based shrubby group is both morphologically and molecularly distinct from the genus <i>Aster</i> L. The series is characterized by its shrubby habit with multiple branches, cauline leaves with revolute or flat margins, radiate capitula, keeled phyllaries, and multinerved achenes. We redefine a more natural circumscription of this series by reinstating <i>Homostylium</i> Nees with nomenclatural priority. A taxonomic synopsis of this series is presented herein. <i>Homostylium</i> is recognized and described as a distinct genus (Astereae, Asteraceae) to accommodate 7 shrubby species (6 endemic to China) formerly placed in Asterser.Albescentes. A total of 19 new combinations are proposed, e.g., <i>Homostyliumalbescens</i> (DC.) Z.X.Fu, <b>comb. nov.</b> (incl. 10 varieties), <i>Homostyliumargyropholium</i> (Hand.-Mazz.) Z.X.Fu, <b>comb. nov.</b> (incl. 2 varieties), <i>Homostyliumfulgidulum</i> (Grierson) Z.X.Fu, <b>comb. nov.</b>, <i>Homostyliumhypoleucum</i> (Hand.-Mazz.) Z.X.Fu, <b>comb. nov.</b>, <i>Homostyliumlavandulifolium</i> (Hand.-Mazz.) Z.X.Fu, <b>comb. nov.</b>, <i>Homostyliummotuoense</i> (Y.L.Chen) Z.X.Fu, <b>comb. nov.</b>, and <i>Homostyliumpolium</i> (C.K.Schneid.) Z.X.Fu, <b>comb. nov.</b> Formal typifications, synonyms, illustrations, distribution maps, and an identification key to the species of <i>Homostylium</i> are also provided herein.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"259 ","pages":"27-66"},"PeriodicalIF":1.3,"publicationDate":"2025-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12239000/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609051","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":"Preliminary notes on <i>Justicia</i> (Acanthaceae) in Peru.","authors":"Rosa Villanueva-Espinoza, Yunfei Deng, Robert Scotland, John R I Wood","doi":"10.3897/phytokeys.258.144435","DOIUrl":"https://doi.org/10.3897/phytokeys.258.144435","url":null,"abstract":"<p><p><i>Justicia</i> L. is the most species-rich genus of Acanthaceae in Peru and is here accepted in its broader traditional circumscription. The present paper marks a preliminary step towards a complete revision of the genus in Peru. Taxonomic notes and full synonymy are provided for 45 species including twenty-one new species, all apparently endemic to Peru: <i>Justiciaangustituba</i> J.R.I.Wood & R.Villanueva, <i>J.baguensis</i> J.R.I.Wood & R.Villanueva, <i>J.bambusiformis</i> J.R.I.Wood & R.Villanueva, <i>J.chamaecaulis</i> J.R.I.Wood & R.Villanueva, <i>J.cajamarcensis</i> R. Villanueva & J.R.I.Wood, <i>J.discolor</i> J.R.I.Wood & R.Villanueva, <i>J.falcifolia</i> J.R.I.Wood & R.Villanueva, <i>J.huallagensis</i> R.Villanueva & J.R.I.Wood, <i>J.hyalina</i> J.R.I.Wood & R. Villanueva, <i>J.lactiflora</i> J.R.I.Wood & R.Villanueva, <i>J.longibracteata</i> J.R.I.Wood & R.Villanueva, <i>J.oppositiflora</i> R.Villanueva & J.R.I.Wood, <i>J.oxapampensis</i> R. Villanueva & J.R.I.Wood, <i>J.rojasiae</i> R.Villanueva & J,R.I.Wood, <i>J.saccata</i> R.Villanueva & J.R.I.Wood, <i>J.sagasteguii</i> J.R.I.Wood & R.Villanueva, <i>J.schunkei</i> J.R.I.Wood & R. Villanueva, <i>J.spathuliformis</i> R.Villanueva & J.R.I.Wood, <i>J.tumbesiana</i> R.Villanueva & J.R.I.Wood, <i>J.valenzuelae</i> J.R.I.Wood & R.Villanueva and <i>J.werffii</i> J.R.I.Wood & R.Villanueva. New subspecies, subsp. machupicchuensis J.R.I.Wood & R.Villanueva of J.alpina Lindau and subsp. filisepala J.R.I.Wood & R.Villanueva of <i>J.discolor</i> are described. The genus <i>Tessmanniacanthus</i> Mildbr. is united with <i>Justicia</i>, the only species in the genus, <i>T.chlamydocardioides</i> Mildbr. being treated as <i>Justiciachlamydocardioides</i> (Mildbr.) R.Villanueva & J.R.I.Wood. <i>Justicialoxensis</i> Wassh., <i>J.poeppigiana</i> (Nees) Lindau, <i>J.sessilifolia</i> (Lindau) Wassh., <i>J.soukupii</i> (Standl. & F.A. Barkley) V.A.W.Graham and <i>J.tenuistachys</i> (Rusby) Wassh. & J.R.I.Wood are treated as synonyms respectively of <i>J.chimboracensis</i> Wassh., <i>J.secundiflora</i> (Ruiz & Pav.) Vahl, <i>J.alpina</i> Lindau, <i>J.radicans</i> Vahl and <i>J.tenuiflora</i> Ruiz & Pav. Fourteen names are lectotypified. The paper is copiously illustrated with line drawings, photographs and pollen images. Distribution maps supplement the information on ecology and distribution provided for all species discussed.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"258 ","pages":"1-123"},"PeriodicalIF":1.3,"publicationDate":"2025-06-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12239001/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144609042","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":"<i>Camelliayangii</i> (Theaceae), a new species of tea plants (<i>Camellia</i> section <i>Thea</i>).","authors":"Dongwei Zhao","doi":"10.3897/phytokeys.257.152000","DOIUrl":"10.3897/phytokeys.257.152000","url":null,"abstract":"<p><p>Camelliasect.Thea contains plants of beverage sources with huge profits. Their natural germplasm resources have yet to be fully explored. Here, morphological, phenological and phylogenetic analyses were undertaken to reveal a new species of tea plants, <i>C.yangii</i> D.Wei Zhao. It is described with an illustration and photos of fresh characters provided. The new species is similar to <i>C.fangchengensis</i> and <i>C.ptilophylla</i> by the densely pubescent new branchlets, abaxial surface of leaves and pedicel, but differs from them in bearing a larger flower, fewer (3 vs. 5) but larger sepals, and the indumentum of the sepals. Molecular phylogenetic analysis using <i>RPB2</i> introns 11-15 and 23 and <i>waxy</i> suggests that it is a member of C.sect.Thea and its phylogenetically closely related species are <i>C.longissima</i> and <i>C.taliensis</i>. <i>Camelliayangii</i> has a later flowering phase compared with other taxa of C.sect.Thea that occurred or were planted nearby, so it cannot naturally hybridize with other tea plants. The new species bears a red or purplish red and densely pubescent terminal bud, which suggests it is a rare germplasm resource of tea plants. <i>Camelliayangii</i> is only known from a single extremely vulnerable population and strict conservation and asexual propagations are urgently needed to avoid extinction.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"257 ","pages":"247-256"},"PeriodicalIF":1.3,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12239013/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601205","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":"Temporal and spatial herbarium density of <i>Favratiazoysii</i> (Wulfen) Feer (Campanulaceae): Insights into type material and historical distribution of an alpine endemic.","authors":"Yasaman Ranjbaran, Marco Canella, Andreas Fleischmann, Nora Codato, Valentina Boscariol, Špela Pungaršek, Sara Natale, Francesco Dal Grande","doi":"10.3897/phytokeys.257.147262","DOIUrl":"10.3897/phytokeys.257.147262","url":null,"abstract":"<p><p><i>Favratiazoysii</i> (Wulfen) Feer is a chasmophyte endemic to the south-eastern Alps and the sole representative of the genus <i>Favratia</i> Feer. Its primary occurrences are in Julian Alps and on Mt. Storžič (Kamnik-Savinja Alps) in Slovenia. This study aims at elucidating the original material utilised by Wulfen in the initial description of <i>Campanulazoysii</i>, later reclassified as <i>F.zoysii</i> by Feer, while also exploring the temporal and spatial density of the species' herbarium collections. To this end, we examined preserved collections from six institutions, including botanical gardens and museums. A total of 127 herbarium vouchers were analysed to identify the specimens referenced by Wulfen. This comprehensive examination of historical collections, spanning over two centuries, allowed us to designate a lectotype, thereby providing a clear typification of <i>F.zoysii</i>. Additionally, we analysed the frequency and geographic distribution of herbarium specimens, a concept referred to as temporal and spatial herbarium density. This combined typification and spatial-temporal analysis not only strengthens the taxonomic clarity of the species, but also provides valuable insights into its botanical history, distribution patterns and conservation needs.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"257 ","pages":"235-245"},"PeriodicalIF":1.3,"publicationDate":"2025-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12239024/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601217","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":"<i>Naviculacongqiancuoensis</i> sp. nov. - a new diatom species (Bacillariophyceae) from Sichuan Province, China.","authors":"Yu-Fei Jiang, Saúl Blanco, Wei Zhang","doi":"10.3897/phytokeys.257.152987","DOIUrl":"10.3897/phytokeys.257.152987","url":null,"abstract":"<p><p>In this study, we describe a new diatom, <i>Naviculacongqiancuoensis</i> <b>sp. nov.</b>, which was found in epilithon samples collected from a small mountain lake, at Lake Congqiancuo, Sichuan Province, China. A detailed morphological description of the new species is provided based on light and scanning electron micrographs. <i>Naviculacongqiancuoensis</i> <b>sp. nov.</b> valve is linear to linear-lanceolate, with a slight elevation in the center and broadly rounded at both apices. The striae are radiate and convergent at the apices. The axial area is narrow and linear, and the central area is small and elliptical in the middle. This new species is compared with similar species, such as <i>Naviculaangusta</i>, <i>N.leptostriata</i>, <i>N.piercei</i>, <i>N.heimansioides</i> which differ in size, valve shape, striae density and ultrastructure.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"257 ","pages":"209-217"},"PeriodicalIF":1.3,"publicationDate":"2025-06-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12177515/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144333739","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":"<i>Fargesianana</i> (Poaceae, Bambusoideae), a new bamboo species from Yunnan, China.","authors":"Jian-Wei Li, Juan Wang, Ming Shi, Fan Du","doi":"10.3897/phytokeys.257.154092","DOIUrl":"10.3897/phytokeys.257.154092","url":null,"abstract":"<p><p><i>Fargesianana</i> (Bambusoideae), a new bamboo species is described and illustrated from Wuding County, Yunnan, China. Based on careful comparison of morphological features and molecular phylogeny evidence, we confirmed its identity as a new member of the genus <i>Fargesia</i>. The morphology of this new species is similar to <i>F.fractiflexa</i> and <i>Yushaniapolytricha</i>, but differs in its ratio of culm leaf sheath length to internode length, shape of blade, foliage leaf dimensions, and distinct transverse veins. Hitherto, this new species is the smallest of <i>Fargesia</i> species found and recorded. According to the IUCN Red List Categories and Criteria (IUCN 2024), it meets the criteria to be listed as Critically Endangered (CR).</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"257 ","pages":"219-233"},"PeriodicalIF":1.3,"publicationDate":"2025-06-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12177521/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144333737","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":"<i>Astermayangheense</i> (Asteraceae, <i>Aster</i>), a new species from Guizhou Province, China.","authors":"Zhi Li, Jiang-Hua Wu, Yu-Jie Wang, Qi-Xian Zhou, Ming-Tai An","doi":"10.3897/phytokeys.257.145670","DOIUrl":"10.3897/phytokeys.257.145670","url":null,"abstract":"<p><p><i>Astermayangheense</i> Z.Li (Asteraceae, Astereae), a new species from Guizhou, China, is described and illustrated here. Morphological and molecular analyses based on nuclear ribosomal DNA internal transcribed spacer (nrDNA ITS) confirm its distinct status. The species is morphologically similar to <i>A.saxicola</i>, but differs by its falcate, adaxially shiny upper leaves 3.5-5.0 × 0.8-2.0 cm with long-acuminate to caudate apices (versus oblong-lanceolate to lanceolate leaves in <i>A.saxicola</i>); 5-seriate, abaxially red-purple phyllaries (versus 3-5-seriate with purple-tipped phyllaries); and fewer florets (7-12 ray florets and 5-9 disc florets versus 9-14 ray florets and 10-18 disc florets). Phylogenetic analysis strongly supports its distinctness, with four samples forming a monophyletic clade (PP = 1.00, BS = 100%) nested within <i>Aster</i>.</p>","PeriodicalId":20070,"journal":{"name":"PhytoKeys","volume":"257 ","pages":"179-190"},"PeriodicalIF":1.3,"publicationDate":"2025-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12177516/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144333736","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}