PhytoKeys
1332 published works on OPTIMAP from this source.
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Known totals: OpenAlex: 2133 · OAI-PMH: 2115
1332 works
Showing 601 to 650 of 1332 works
Polypleurum chinense (Podostemaceae), a new species from Fujian, China, based on morphological and genomic evidence
We describe Polypleurum chinense, a new species of Podostemaceae from Yunxiao County, Fujian Province, China, based on morphological and molecular data and the genus Polypleurum i…
Primula xinningensis (Primulaceae), a new species from karst caves in Hunan, China
Primula xinningensis Wei Zhang bis & J.W.Shao, a new species from Hunan Province, China, is described. Its leaf morphology is similar to the P. merrilliana complex and flower morp…
Thylacopteris minuta (Polypodiaceae), a new fern species from Myanmar
The genus Thylacopteris is a small, phylogenetically isolated genus belonging to the fern family Polypodiaceae. This study describes a new species, Thylacopteris minuta, based on …
Molecular, chromosomal, and morphological evidence reveals a new allotetraploid fern species of Asplenium (Aspleniacea…
Asplenium jiulianshanense, a new tetraploid fern species of the A. normale complex (Aspleniaceae) from Jiulianshan National Nature Reserve, southern Jiangxi, China is described an…
Indigofera vallicola (Fabaceae), a new species from Yunnan, southwest China
Indigofera vallicola (Fabaceae), a new species is described and illustrated. This plant is only found from two localities in the central Yunnan Province, southwest China. It is ch…
New Species of Virola (Myristicaceae) from South America
With about 70 species Virola, is the largest genus of Myristicaceae in the Neotropics, the genus ranked in the top ten genera of abundance across Amazonia. Ten new species are pro…
Johnstonella punensis (Boraginaceae), a new species endemic to the dry Puna of Chile
In an earlier molecular phylogenetic study, a sample of what was originally identified as Cryptantha hispida (Boraginaceae) from Chile, grouped with species of the genus Johnstone…
Isotrema putalengense, a new species of Aristolochiaceae from northern Vietnam and two new combinations in Isotrema
Isotrema putalengense Luu, Q.B.Nguyen & H.C.Nguyen is described as a new species from northern Vietnam. It looks most morphologically like I. wardianum but is distinguishable by a…
Didymodon manhanensis (Pottiaceae, Bryophyta), a new species from Inner Mongolia steppe, China and its phylogenetic po…
Inner Mongolia steppe is one of the suitable habitats for Didymodon species and a new species, Didymodon manhanensis C. Feng & J. Kou from Manhan Mountain in semi-arid region in I…
Primulina nana (Gesneriaceae), a new species from eastern Guangxi, China
Primulina nana C.Xiong, W.C.Chou & F.Wen, a new species of Gesneriaceae from limestone areas of Guangxi, China, is described and illustrated here. It morphologically resembles P. …
Viola shiweii, a new species of Viola (Violaceae) from karst forest in Guizhou, China
Viola shiweii Xiao C. Li & Z. W. Wang (Violaceae), a new species from Guizhou, China, is described, based on morphological and molecular evidence. The new species is morphological…
Two new pendulous epiphytic Columnea L. (Gesneriaceae) species from the Chocó forests of the Northern Andes
Exploratory field expeditions to the Chocó forests in the northwestern slopes of the Ecuadorian and Colombian Andes resulted in the discovery of two new species of Columnea (Gesne…
Resurrection of Stipa tremula and taxonomy of the high-alpine species from the Stipa purpurea complex (Poaceae, Pooide…
Stipa purpurea is a high-alpine species that occurs in cryophilous steppes, semi-deserts and stony slopes, from the Tian Shan and Pamirian Plateau through Qinghai-Xizang Plateau t…
Taxonomic delimitation and molecular identification of clusters within the species Zanthoxylum nitidum (Rutaceae) in C…
Zanthoxylum nitidum, known as Liang-Mian-Zhen in China, is a traditional Chinese medicinal plant used to treat traumatic injury, rheumatism, paralysis, toothache, stomach ache, an…
Two new Halamphora (Bacillariophyta) species from the marine coasts off Livingston Island, Antarctica
During a survey of the marine benthic diatom flora on the coasts off Livingston Island (South Shetland Islands, Maritime Antarctic Region), two Halamphora species that could not b…
Aster quanzhouensis (Asteraceae), a new riparian species from eastern China
Aster quanzhouensis sp. nov. (Asteraceae) from Fujian, eastern China, is described and illustrated. It grows on rocks in the riparian zone. Morphological, cytological and molecula…
Chimonobambusa sangzhiensis (Poaceae, Bambusoideae), a new combination supported by morphological and molecular eviden…
This study elucidates the taxonomic position of Indosasa sangzhiensis in considering whether it belongs to Indosasa or Chimonobambusa. Based on morphological and molecular phyloge…
A new species and new records of Solanum (Solanaceae) from Colombia
We describe a new species of the Geminata clade of Solanum from Colombia and provide new distributional records for two additional Solanum species, recorded here for the first tim…
Paracladopus chiangmaiensis (Podostemaceae), a new generic record for China and its complete plastid genome
The genus Paracladopus was established based on the type species P. chiangmaiensis in 2006. The two Paracladopus species are distributed in Thailand and Laos; however, neither of …
Hemilophia cardiocarpa (Brassicaceae), a new species from Yunnan, southwest China
Hemilophia cardiocarpa (Brassicaceae), the sixth species of the Chinese endemic genus Hemilophia, is described and illustrated. This plant is found in the Jiaozishan Mountains in …
Terniopsis yongtaiensis (Podostemaceae), a new species from South East China based on morphological and genomic data
The new species Terniopsis yongtaiensis X.X. Su, Miao Zhang & Bing-Hua Chen, from Fujian Province, China, is described and illustrated. It is similar to T. heterostaminata from Th…
Plagiothecium talbotii, a new species from the Aleutian Islands (Alaska, U.S.A.)
Plagiothecium talbotii sp. nov. is described from Attu Island, Alaska, U.S.A. The newly-described species is not similar in appearance to any Northern Hemisphere species; only the…
Taxonomic revision of the peculiar genus Xylopodia (Loasaceae) with a new species from Argentina and Bolivia demonstra…
Loasaceae subfam. Loasoideae are a nearly exclusively American plant group with a center of diversity in Peru. Numerous new taxa have been described over the past decades; one of …
Relationships among Calibrachoa, Fabiana and Petunia (Petunieae tribe, Solanaceae) and a new generic placement of Arge…
Calibrachoa Cerv., Fabiana Ruiz & Pav., and Petunia Juss. form a clade within tribe Petunieae (Solanaceae). Phylogenetic studies of Petunieae, either as part of a family-wide anal…
Primula longipilosa (Primulaceae), a new species from Yunnan, China
Primula longipilosa from SW Yunnan, China, is described as a species new to science and illustrated. The systematic placement of this new species is also discussed based on an nrI…
Tectaria danangensis (Tectariaceae), a new fern species from Vietnam
A new fern species, Tectaria danangensis (Tectariaceae) from Vietnam, which had long been misreported as T. crenata, is described and illustrated. The new species resembles T. poi…
A new species of Ranunculus (Ranunculaceae) from Western Pamir-Alay, Uzbekistan
New data on the phylogeny of four rare and endemic species of Ranunculus L. sect. Ranunculastrum DC. of western Pamir-Alai, one of which is new to science, have been obtained. Ran…
Rubus dianchuanensis sp. nov. (Rosaceae) from Sichuan and Yunnan, southwest China
Rubus dianchuanensis, a new name for the species previously named as R. vicarius by W. O. Focke in 1911, is proposed. A detailed description, illustrations, and remarks on its phe…
Thorea baiyunensis sp. nov. (Thoreales, Rhodophyta) and T. okadae, a new record from China
The freshwater red algal order Thoreales has a triphasic life history, of which the “Chantransia” phase is a small filamentous sporophyte. The “Chantransia” stage is difficult to …
Actinostephanus (Gesneriaceae), a new genus and species from Guangdong, South China
Actinostephanus, a new genus from southern China, is described and colorfully illustrated with a single species, A. enpingensis. This new genus is morphologically most similar to …
Elsholtzia zhongyangii (Lamiaceae), a new species from Sichuan, China
Elsholtzia zhongyangii (Lamiaceae), a new species from Sichuan Province, China, is described and illustrated. The new species is morphologically similar to E. feddei f. feddei, bu…
Townsendia lemhiensis (Asteraceae, Astereae): A narrowly endemic new species from Idaho, USA
Townsendia lemhiensis (Asteraceae) is described from the Lemhi Valley of east-central Idaho. From a genus with weak intrinsic isolating barriers, T. lemhiensis remains distinct ap…
Orobanche ingens (Orobanchaceae) – a poorly known species of the Greater Caucasus: taxonomic problems, distribution, h…
Orobanche ingens is an endemic species from the Caucasus, especially the Greater Caucasus, parasitising on large Apiaceae (usually Heracleum). This species was misclassified over …
Oreocharis phuongii (Gesneriaceae), a new species from central Vietnam
Oreocharis phuongii, a new species of Gesneriaceae from central Vietnam, is described and illustrated here. The new species is most similar to O. longifolia by sharing peduncles u…
Impatiens liupanshuiensis (Balsaminaceae), a new species from Guizhou, China
Impatiens liupanshuiensis (Balsamianceae), belonging to I. subgen. Impatiens, is recognised as a new species from Guizhou, China and it is described and illustrated. It is morphol…
Torreya dapanshanica (Taxaceae), a new species of gymnosperm from Zhejiang, East China
Torreya dapanshanica X.F.Jin, Y.F.Lu & Zi L.Chen, a new species endemic to central Zhejiang, East China, is described and illustrated. This new species is most similar to T. jiulo…
Impatiens bijieensis (Balsaminaceae), a new species from karst plateau in Guizhou, China
Impatiens bijieensis X.X. Bai & L.Y. Ren, sp. nov. from northwest Guizhou Province, China, is described and illustrated. This new species is distributed discontinuously in Jiulong…
Two new freshwater species of the genus Achnanthidium (Bacillariophyta, Achnanthidiaceae) from Qingxi River, China
We describe two new Achnanthidium species, A. anhuense sp. nov. and A. qingxiense sp. nov., from Qingxi River, Anhui Province, China, based on light and scanning electron microsco…
An annotated checklist of the vascular plants of Taita Hills, Eastern Arc Mountain
Taita Hills forests are an ecological island within the Tsavo plains and are the northern-most part of the Eastern Arc Mountains in southeast Kenya. They are highly fragmented for…
Nicotiana gandarela (Solanaceae), a new species of ‘tobacco’ highly endangered from the Quadrilátero Ferrífero in Braz…
Nicotiana gandarela Augsten & Stehmann (Solanaceae), sp. nov., a small ’tobacco’ known only from one locality at Serra do Gandarela, in the state of Minas Gerais, Brazil, is descr…
A natural hybrid of Sindora (Fabaceae, Detarioideae) from Singapore
Sindora × changiensis L.M.Choo, Loo, W.F.Ang & K.Er is a new hybrid from the subfamily Detarioideae in Fabaceae. This is the first reported instance of natural hybridisation in Si…
Two new species of Navicula (Bacillariophyta) from Southeast Asia
We present light and scanning electron microscopical observations on two new species of Navicula Bory sensu stricto from Southeast Asia. Navicula winoniformis Chudaev, Glushchenko…
Allium heterophyllum (Amaryllidaceae), a new species from Henan, China
Allium heterophyllum D.F.Xie & X.J.He, sp. nov. (Amaryllidaceae), is a new species from Henan, China and is described based on morphological and molecular evidence. It is morpholo…
Two new species of Drymonia (Gesneriaceae) from Northwestern South America, including the discovery of the longest flo…
Two new species, Drymonia intermedia Clavijo & J.L.Clark, sp. nov. and D. longiflora J.L.Clark & Clavijo, sp. nov. (Gesneriaceae, Columneinae), are described from the western Ande…
Silene vanchingshanensis (Caryophyllaceae) a new species from Southwest China
Silene vanchingshanensis (Caryophyllaceae), a new species from Fanjingshan Mountain in Guizhou (southwest China) is described and illustrated. It is morphologically similar to S. …
Pitcairnia abscondita (Pitcairnioideae, Bromeliaceae), a hidden novelty from north-western Jalisco, Mexico
Pitcairnia abscondita sp. nov., known until now only from the Municipalities of Cabo Corrientes, Mascota, Puerto Vallarta, San Sebastián del Oeste and Talpa de Allende in the Stat…
Capparis (Capparaceae) in Peninsular Malaysia, including a new species and two new varieties
As part of the Flora of Peninsular Malaysia Project, a species checklist of the genus Capparis in Peninsular Malaysia is presented here with a total of 11 species, two subspecies …
Valeriana praecipitis (Caprifoliaceae), a species new to science and endemic to Central Chile
The species Valeriana praecipitis (Caprifoliaceae), new to science and endemic to the Ñuble Region, Central Chile, is formally described. Morphological data support its placement …
Ligularia monocephala (Asteraceae, Senecioneae), a remarkable new species from Hubei, China
Ligularia monocephala, a remarkable new species from Hubei, China, is described and illustrated. It is readily distinguishable in the whole genus by character combination of the r…
Ultrastructure of three Species of Entomoneis (Bacillariophyta) from Lake Qinghai of China, with reference to the exte…
Three sympatric Entomoneis species, found at the same specific locality in Lake Qinghai, China, are studied by using light and scanning electron microscope. Two species are propos…