PhytoKeys
1332 published works on OPTIMAP from this source.
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Known totals: OpenAlex: 2133 · OAI-PMH: 2115
1332 works
Showing 301 to 350 of 1332 works
Wedelia figueiredoana (Asteraceae, Heliantheae), a winged cypselae new species of Wedelia for Brazil
We describe one new species from Ceará state, Brazil: Wedelia figueiredoana. It is morphologically associated with W. bonplandiana, but distinguished by 0.25–1.05 cm leaf blade wi…
Discovery of Whittieria hengduanensis sp. nov. (Ophioglossaceae) from Southwest China demonstrates a unique intercontin…
A new fern species, Whittieria hengduanensis (Ophioglossaceae), from Sichuan, Xizang, and Yunnan, Southwest China (eastern Himalaya), is described and illustrated. This species is…
Mallotus bullatus (Euphorbiaceae), a new species from Southwest China based on morphological characters and phylogeneti…
Mallotus bullatus M.T.An & J.H.Yu, sp. nov. (Euphorbiaceae), a species new to science discovered in Guizhou, China, is described and illustrated here, and its phylogenetic positio…
Two new varieties of Agapetes (Ericaceae) from Xizang, China
Two new varieties from Xizang, China, i.e. Agapetes interdicta var. flaviflora and A. forrestii var. parvifolia, are described and illustrated. Agapetes interdicta var. flaviflora…
Leucheria peteroana (Nassauvieae, Asteraceae), a new species of Leucheria endemic to the Andes of Central Chile, and in…
A new species, Leucheria peteroana sp. nov., endemic to a restricted area of the Andes of Central Chile, is here described. Using newly sequenced nDNA and cpDNA data, the phylogen…
Carrierea leyensis, a new species of Salicaceae from limestone areas of Guangxi, China
Carrierea leyensis Z.C.Lu & W.B.Xu, a new species of Salicaceae was discovered from limestone areas of Guangxi, China. The morphology of C. leyensis is similar to C. dunniana, but…
Cardamine zhangjiajieensis, a new species of Brassicaceae in China
Cardamine zhangjiajieensis, a new species from Hunan Province, China, is described and illustrated. Cardamine zhangjiajieensis is similar to C. circaeoides. From the latter, C. zh…
New genera and new species of Catenulaceae (Bacillariophyta) from Coral Reef habitat of two Indonesia islands—Bawean an…
Indonesia is listed as a region with high marine biodiversity, especially when considering the three large tropical ecosystems: seagrass beds, mangroves and coral reefs. It is lik…
Newly found and rediscovered hornworts (Anthocerotophyta) in Poland: Indicators of climate change impact in Central Eur…
In 2023, field research in south-western Poland led to the noteworthy discovery of two hornworts: Notothylas orbicularis, a species previously unrecorded in this country, and the …
Resolving the Drymonia killipii (Gesneriaceae) complex results in a new species from the northwestern Andes of South Am…
A new species, Drymonia quadrangulata Clavijo & J.L.Clark, sp. nov. (Gesneriaceae, Columneinae), is described from the western Andean slopes of southern Colombia and northern Ecua…
Ophiorrhiza liuyanii (Rubiaceae), a new species from south-western China and northern Vietnam
Ophiorrhiza liuyanii, a new species from south-western China and northern Vietnam, is described and illustrated. The new species is characterised by the glabrous surfaces on almos…
Maesa flabellifera (Primulaceae), a new species from southeast Yunnan, China
Maesa flabellifera (Primulaceae-Maesoideae) from southeast Yunnan, China, is described and illustrated here. This new species belongs to the informal long corolla-tube species gro…
Papaver recircumscribed: A review of neighbouring Papaveraceae genera, including Afropapaver nom. et stat. nov. and Ore…
Papaveraceae tribus Papavereae includes an American and a mainly Eurasian group of genera. The latter is proposed here to include eight genera. Amongst these, the recently describ…
Description and phylogenetic position of a new species, Chrysosplenium insularis J.E.Jang, K.H.Lee & H.Y.Gil (Saxifraga…
We describe a new species, Chrysosplenium insularis J.E.Jang, K.H.Lee & H.Y.Gil, belonging to the family Saxifragaceae, from the southern islands of the Republic of Korea. Chrysos…
Primula meishanensis (Primulaceae), a new species from Sichuan, China
Primula meishanensis K.Huang & Z.X.Fu, sp. nov., a new species of Primulaceae from Meishan City, Sichuan Province, China, is described and illustrated. The morphological data and …
The Vitex trifolia complex (Lamiaceae) in the Philippines
The Vitex trifolia complex in the Philippines comprises economically important medicinal species, but its taxonomic status has become ambiguous due to numerous historical nomencla…
Halamphora hampyeongensis sp. nov. (Amphipleuraceae, Bacillariophyceae), a new marine benthic diatom from a tidal mudfl…
The abundance and variety of benthic diatoms inhabiting tidal flats is widely acknowledged, although it has received relatively less attention than other research areas. In this i…
Vincetoxicum nakaianum (Asclepiadoideae, Apocynaceae), a new species from Japan for Cynanchum magnificum Nakai, nomen n…
Vincetoxicum 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…
Spiradiclis yanii (Rubiaceae), a new species from Guangxi, China
Spiradiclis yanii Y.Nong & L.Wu (Rubiaceae), a new species from Guangxi, China, is described and illustrated. This new species is most similar to S. tomentosa, but it can be easil…
Cryptantha whippleae (Boraginaceae), a new serpentine-adapted species endemic to northern California, U.S.A.
Cryptantha whippleae 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 Fores…
Miconia garagoana - Melastomataceae: A new rheophytic species from the eastern Andes of Colombia
A new species, Miconia garagoana, from riparian environments of the northern Cordillera Oriental of Colombia, is described. This is the second species exclusive to rheophytic cond…
Metagentiana jiangyouensis, a new species of Metagentiana (Gentianaceae) from Sichuan, China
Metagentiana jiangyouensis, a new species of Gentianaceae from Sichuan, China, is described and illustrated. This new species is similar to Metagentiana villifera, but differs by …
Annotated checklist of Rubus L. (Rosaceae) from South America
The diversity of Rubus 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 …
Yersinochloa nianheana (Poaceae, Bambusoideae), a new species from southern Vietnam
Yersinochloa nianheana sp. nov. 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 Tro…
A new species of Bonnetia Mart. (Bonnetiaceae) from the Pantepui of South America
Bonnetia is the most representative genus of the Pantepui woody flora and is among the groups with the greatest endemism in the local flora. The genus has 28 currently recognized …
Three new species of Boesenbergia (Zingiberaceae) from Sabah, Malaysia
Three new species of Boesenbergia, B. bosuangii sp. nov., B. ganaensis sp. nov. and B. gokusingii sp. nov. were discovered in Sabah, Malaysia. Boesenbergia bosuangii is similar to…
Ardisia crenata subsp. mukdahanensis, a new subspecies of Primulaceae from Thailand
A new subspecies, Ardisia crenata Sims subsp. mukdahanensis Chatan & Promprom (Primulaceae), is described from Mukdahan Province, Thailand. This discovery was made during field st…
Ulnaria shun-biseriata sp. nov. (Bacillariophyta) from the Shun River in Hunan Province, China
A new species, Ulnaria shun-biseriata sp. nov., was found in the Shun River of Hunan Province, southern China, and its morphology was described based on light and scannning electr…
Glacial history of Saxifraga wahlenbergii (Saxifragaceae) in the context of refugial areas in the Western Carpathians
Despite the wealth of data available for mountain phylogeography, local-scale studies focused on narrow endemic species remain rare. Yet, knowledge of the genetic structure of suc…
Three new species of Isodon (Nepetoideae, Lamiaceae) from China
Three new species of Isodon (Lamiaceae) from China are described and illustrated, based on both morphological evidence and our recent phylogenomic studies of the genus. Isodon att…
Lysimachia ailaoshanensis (Primulaceae), a new species from Yunnan, China
A new species, Lysimachia ailaoshanensis is described and illustrated. In gross morphology it is evidently allied to subgen. Palladia sect. Chenopodiopsis and is most similar to L…
George Gardner’s enigmatic species Goyazia villosa (Gesneriaceae) finally rediscovered
Tapina villosa (Gesneriaceae) was published by George Gardner in 1842, based on material he collected in Serra de Natividade (Tocantins, Brazil) in 1840. The species is now recogn…
Xantolis weimingii (Sapotaceae), a new species from the Yuanjiang River basin, Yunnan, southwest China
Xantolis weimingii sp. nov. (Sapotaceae) is described and illustrated from Yunnan, southwest China. The new species is morphologically most similar to X. tomentosa (Roxb.) Raf., b…
Planothidium pseudolinkei sp. nov. (Bacillariophyta), a new marine monoraphid diatom species from the coast of Guangxi,…
A new marine monoraphid diatom species, Planothidium pseudolinkei sp. nov., is described from the coast of Guangxi, China. The detailed morphology of this epipsammic diatom is stu…
Temochloa (Poaceae, Bambusoideae), a newly-recorded bamboo genus for China and Vietnam, with new taxa and a re-interpre…
Neomicrocalamus and Temochloa are closely-related genera for which ‘inflorescence’ structures were incompletely understood and difficult to reconcile. After re-examining the inflo…
Six new species of Globba L. (Zingiberales, Zingiberaceae) from the Eastern Himalayas and Northeast India
We describe six new species in the genus Globba L.: Globba corniculata sp. nov., Globba paschimbengalensis sp. nov., Globba polymorpha sp. nov., Globba tyrnaensis sp. nov., Globba…
The genus Coleus (Lamiaceae) in Central Africa (Democratic Republic of the Congo, Rwanda, Burundi), with the descriptio…
The genus Coleus is revised for DR. Congo, Rwanda, Burundi, based on herbarium taxonomy. Ninety-five taxa are reported (89 species, 1 subspecies, 5 varieties). Fifteen new species…
Evidence for moth pollination in a rhinomyiophilous Erica species from the Cape Floristic Region of South Africa
Contrasting pollination syndromes in closely related species suggest that floral trait divergence is associated with differences in pollination system, but empirical observations …
Huperzia crassifolia (Lycopodiaceae), a new species from China based on morphological characters and molecular evidence
A new species of the firmoss from China, Huperzia crassifolia sp. nov., is described and illustrated based on morphological characters and molecular evidence. The new species rese…
A new species and a new record of Phlomoides (Lamiaceae) from Xizang, China
Phlomoides bomiensis, a new species in Bomi County, Xizang, China, was described and illustrated. In addition, Phlomoides longidentata, previously only known from Nepal and Bhutan…
Yushania dezhui (Poaceae, Bambusoideae), a new bamboo species from Yunnan, China
A new bamboo species, Yushania dezhui, from Kunming, Yunnan, China is described and illustrated in this paper. The new species used to be misidentified as Y. polytricha. Based on …
A revision of Lycianthes (Solanaceae) in tropical Asia
The genus Lycianthes (Dunal) Hassl. (Solanaceae) has in the past been treated as a section of the large genus Solanum L. but is more closely related to Capsicum L. Outside of the …
Coptis austrogaoligongensis (Ranunculaceae), a new species from West Yunnan, China
Based on morphological and plastid data, we have described and confirmed that Coptis austrogaoligongensis distributed in Tongbiguan Provincial Nature Reserve, Yingjiang County, Yu…
Didymocarpus pingyuanensis (Gesneriaceae), a new species endemic to Danxia landscape from Guangdong Province, China, an…
Didymocarpus pingyuanensis, endemic to the Danxia landscape in Pingyuan County, Guangdong, China, is described and illustrated here. This species can be distinguished from other m…
Ixeridium nujiangense (Crepidinae, Cichorieae, Asteraceae), a new species from southwest Yunnan, China
In this paper, we describe Ixeridium nujiangense, a novel species identified in southwestern Yunnan, China. Two populations have been found along the riverbanks of the Nujiang Riv…
Notes on the genus Syzygium (Myrtaceae) from Cambodia, Thailand, Vietnam, China and Taiwan
Syzygium kampotense is a new species from Cambodia. Syzygium cerasiforme, S. foxworthianum, and S. angkae and S. thorelii are new records from Cambodia, Vietnam and China, respect…
A recircumscription of Geocharis (Zingiberaceae) as a result of the discovery of a new species in Sumatra, Indonesia
Recent fieldwork conducted in Sumatra resulted in unusual collections of the conspicuous ginger genus Geocharis, a genus that harbours a total of six species distributed in Sumatr…
Two new species of Paraphlomis (Lamiales, Lamiaceae) from limestone karsts in Guangdong Province, China
Paraphlomis qingyuanensis and P. baiwanensis (Lamiaceae), two new species from the limestone area in Guangdong Province, China, are described. Morphologically, both species belong…
Eriotheca paganuccii (Bombacoideae, Malvaceae), a new endangered species from montane forests in the Atlantic Forest of…
A new species of Eriotheca (Bombacoideae, Malvaceae) from montane wet forests in the Atlantic Forest of Bahia, northeastern Brazil, is described and illustrated. It is known from …
Cyrtomium adenotrichum (Dryopteridaceae), a new species from Guangxi, China
Cyrtomium adenotrichum Y. Nong & R.H. Jiang (Dryopteridaceae), a new species from Guangxi, China, is described and illustrated. This new species is similar to C. nephrolepioides (…