PhytoKeys
1332 published works on OPTIMAP from this source.
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Known totals: OpenAlex: 2133 · OAI-PMH: 2115
1332 works
Showing 701 to 750 of 1332 works
Indigofera wenholdiae (Indigofereae, Fabaceae), a new species from the Western Cape Province, South Africa
In this study, Indigofera wenholdiae, a new species of Fabaceae from the Agulhas Plain Region of the Western Cape Province, South Africa, is described. A composite photographic pl…
Three new species of Columnea (Gesneriaceae) from the western Andean slopes of Ecuador and Colombia
Three new species of Columnea (Gesneriaceae, tribe Gesnerieae) are described from the western Andean slopes of northern Ecuador and southern Colombia. Columnea angulata J.L. Clark…
Cyclorhiza puana (Apiaceae), a new species from Sichuan, China
A new species, Cyclorhiza puana J. Zhou & Z.W. Liu (Apiaceae) from Sichuan Province of China, is described and illustrated here. Morphological comparisons with congeneric species …
Youngia hangii (Asteraceae, Crepidinae), a new species from Hubei, China
Youngia hangii T.Deng, D.G.Zhang, Qun Liu & Z.M.Li, sp. nov., a new species of Asteraceae, is described and illustrated. It was collected in Wufeng County, Hubei Province, Eastern…
Description of four new terrestrial diatom species from Luticola and Microcostatus genera from South Africa
The knowledge about terrestrial diatom assemblages in southern Africa is rather limited, despite a long history of diatom research in this area. Terrestrial habitats are places of…
Vaccinium motuoense (Ericaceae), a new species from Xizang, China
Vaccinium motuoense (Ericaceae), a new species from Motuo County, Xizang Autonomous Region, China is described and illustrated. This new species belongs to Vaccinium sect. Calcico…
Validation of Hosta alata (Asparagaceae) as a new species and its phylogenetic affinity
Molecular phylogenetic studies of Hosta pulchella (Asparagaceae) and its relatives, which are native to Japan, have been conducted and resulted in a highly resolved phylogeny. Spe…
Hanguana deflexa (Hanguanaceae), a new forest species from Sarawak, Borneo
Hanguana deflexa sp. nov. (Hanguanaceae) from Lawas district, Sarawak, Malaysia (northern Borneo) is described and illustrated, bringing the total number of species in Borneo to e…
Petrocosmea duyunensis (Gesneriaceae), a new species from Guizhou, China
Plants belonging to the genus Petrocosmea are rare and small herbs difficult to find in the wild. In the present study, a new species, Petrocosmea duyunensis, from Guizhou, China,…
Three new species of Impatiens (Balsaminaceae) from southern Western Ghats, Kerala
Three new species of Impatiens, Impatiens achudanandanii, I. danii, and I. shailajae, are described from Thiruvananthapuram and Idukki districts of Kerala state (SW-India). Impati…
Three new endemic species of Lepanthes (Orchidaceae, Pleurothallidinae) from the highlands of Ecuador
Three new species of Lepanthes from Ecuador are described and illustrated. These additions to the Ecuadorean flora were recorded in evergreen montane forest and páramo as part of …
Cyphostemma calcarium, a new species of Vitaceae from the Ankarana Special Reserve, Madagascar
Cyphostemma calcarium Rabarij & L.M.Lu, sp. nov., is herein described as a new species found on limestone outcrops in northern Madagascar. Its diagnostic morphological characteris…
A new species and a new series of Elatostema (Urticaceae) from south-western China
The new series Elatostema section Weddellia series Xingyiensia L.D. Duan & D.H. Yin (Urticaceae) is described. In addition, its new species Elatostema xingyiense L.D. Duan & D.H. …
Morphology and molecules support the new monotypic genus Parainvolucrella (Rubiaceae) from Asia
Parainvolucrella R.J. Wang, a new monotypic genus for P. scabra (Wall. ex Kurz) M.D.Yuan & R.J.Wang, new combination, is segregated from the Hedyotis-Oldenlandia complex, based on…
Vaccinium exiguum (Ericaceae, Vaccinieae), a new species from the ultramafic summit of Mt. Victoria, Palawan Island, Ph…
Vaccinium exiguum from the ultramafic summit of Mt. Victoria, Palawan Island, Philippines is here described as a new species of Ericaceae. It closely resembles V. hamiguitanense b…
Big fruits with tiny tepals: An unusual new species of Lauraceae from southwestern China
We collected an unusual new plant of Phoebe (Lauraceae) from southeastern Yunnan, China, which possesses more or less oblong leaves, paniculate inflorescences with strictly opposi…
Begonia catbensis (sect. Coelocentrum, Begoniaceae), a new species from northern Vietnam
Begonia catbensis, a new species in Begonia sect. Coelocentrum is described and illustrated. The new species was discovered in lowland limestone hills at Cat Ba National Park and …
Taxonomy of Vincetoxicum s.str. (Asclepiadoideae, Apocynaceae) from southern Asia including three new species and resur…
This paper presents a taxonomic study of genus Vincetoxicum s.str. from southern Asia. Eleven regional endemic species are recognized on the basis of herbarium studies and fieldwo…
Begonia shenzhenensis, a new species of Begoniaceae from Guangdong, China
Begonia shenzhenensis D.K.Tian & X.Yun Wang, sp. nov., a new species in Begonia sect. Platycentrum of Begoniaceae from Shenzhen of Guangdong province, China, is described and illu…
Smelowskia sunhangii (Brassicaceae), a new species from China, with a re-evaluation of the S. tibetica complex
Smelowskia sunhangii, from Qinghai and Tibet (China), is described and illustrated. Morphological and molecular data indicate that S. sunhangii is closely related to Smelowskia ti…
Two new species of Otoba (Myristicaceae) from Colombia
Otoba is the third largest genus of Myristicaceae in the Neotropics with 12 species, nine of them native to Colombia. Two new species from the department of Antioquia, O. scottmor…
Typifications of some species names in Anthurium section Pachyneurium (Araceae)
During a taxonomic study of Anthurium sect. Pachyneurium, it was found that the names of four species required typification. Verification of the protologues and cited collections …
Centric diatom diversity in the lower part of the Southern Bug river (Ukraine): the transitional zone at Mykolaiv city
The diversity of centric diatoms is documented for the transitional zone of the lower part of the Southern Bug River (Ukraine) just before entering the Dnipro-Bug Estuary and comp…
Hybridization of Oxalis corniculata and O. dillenii in their non-native range
Many species have been introduced beyond their native ranges and many have become global weeds. Human mediated dispersal has removed the geographic isolation of these species, rev…
Two new species of Athenaea Sendtn. (Solanaceae) from the Atlantic forests of south-eastern Brazil
Two new species of Athenaea Sendtn. (Solanaceae) from the Brazilian Atlantic Forest are described and illustrated. Athenaea altoserranae I.M.C. Rodrigues & Stehmann, sp. nov. from…
Lagenophora (Asteraceae, Astereae) in New Caledonia
The genus Lagenophora Cass. is taxonomically revised for New Caledonia with two species recognised. Lagenophora sinuosa Lannuzel, Gâteblé & Jian Wang ter, sp. nov. is endemic to N…
On a noteworthy habitat type in the savannahs of Central Cuba and a remarkable new species of Elytraria (Acanthaceae)
A peculiar habitat type found in the savannahs of Central Cuba, Villa Clara Province and characterised by the presence of a surface gravel layer of “perdigones”, an assemblage of …
Taxonomic revision of Martinella Baill. (Bignonieae, Bignoniaceae)
Martinella Baill. is a genus of Neotropical lianas in tribe Bignonieae (Bignoniaceae). The genus is monophyletic and well supported by morphological and molecular characters. Memb…
Chayamaritia vietnamensis (Gesneriaceae), a new species from Son La Province, northern Vietnam
Chayamaritia vietnamensis, a new species from Son La Province, northern Vietnam, is described and illustrated. The phylogenetic study revealed that the new species is most closely…
Primulina papillosa (Gesneriaceae), a new species from limestone areas of Guangxi, China
Primulina papillosa Z.B. Xin, W.C. Chou & F. Wen, a new species from limestone areas of Guangxi, China, is described and illustrated here. It morphologically resembles P. linearif…
Taxonomic Identity of Carpinus dayongina Franchet (Betulaceae)
Carpinus polyneura and C. dayongina are recognised as separate species in Flora of China. In this study, the results of an examination of literature, morphological comparison and …
Utricularia lihengiae (Lentibulariaceae), a new species from Northwest Yunnan, China
Utricularia lihengiae, a new species from the Dulongjiang region of northwest Yunnan, China, is here described and illustrated. The new species belongs to the section Oligocista a…
Lycoris wulingensis, a dwarf new species of Amaryllidaceae from Hunan, China
Lycoris wulingensis S.Y. Zhang, a new species from Hunan Province (central South China), is described and illustrated. This new species is a fertile diploid plant and its karyotyp…
Notes on Allium section Rhizirideum (Amaryllidaceae) in South Korea and northeastern China: with a new species from Ull…
Allium section Rhizirideum is reviewed for South Korea and neighboring northeastern China based on critical observation of wild populations and herbarium materials. Species delimi…
Chrysosplenium sangzhiense (Saxifragaceae), a new species from Hunan, China
Chrysosplenium sangzhiense Hong Liu, a new species from Hunan, China, is described and illustrated. The phylogenetic analysis revealed that the new species belongs to subgen. Chry…
A new species of Viola (Violaceae) from Guangdong Province, China
Viola huizhouensis (Violaceae), a new species from Xiangtoushan National Nature Reserve of Guangdong Province in China, is described and illustrated. The new species is most simil…
Saussurea talungensis (Asteraceae), a new species from Humla, Nepal Himalayas
A new species Saussurea talungensis S.K.Ghimire & H.K.Rana, sp. nov. (sect. Strictae), from Talung valley of Humla district, Nepal, is described and illustrated. Morphologically, …
Revision of Gymnomitriaceae (Marchantiophyta) in the Korean Peninsula
This paper provides a revision of Gymnomitrion and Marsupella in the Korean Peninsula based on a study of the collections housed in the herbaria of Jeonbuk National University (JN…
Impatiens wutaishanensis (Balsaminaceae), a new species from Southeast Yunnan, China
Impatiens wutaishanensis R.L. Liao & Lei Cai, a new species from Southeast Yunnan, China, is here described and illustrated. This new species is most similar to Impatiens parvisep…
A checklist of vascular plants of Ewe-Adakplame Relic Forest in Benin, West Africa
Covering 560.14 hectares in the south-east of Benin, the Ewe-Adakplame Relic Forest (EARF) is a micro-refugium that shows insular characteristics within the Dahomey Gap. It is pro…
Heteropterys rosmarinifolia, a new species of Malpighiaceae with verticillate leaves from savannas grasslands of centra…
A new species of Heteropterys belonging to the Parabanisteria informal group is described for the savannas grasslands of the Serra do Tombador Natural Reserve, municipality of Cav…
Encyonopsis indonesica sp. nov. (Bacillariophyceae, Cymbellales), a new diatom from the ancient lake Matano (Sulawesi, …
A new species, Encyonopsis indonesica, is described from the ancient lake Matano, Sulawesi island, Indonesia. The morphology of this species was studied by means of light and scan…
Three new species of Uvariodendron (Annonaceae) from coastal East Africa in Kenya and Tanzania
East Africa is a hotspot of biodiversity with many endemic plant species. We describe three new species of the genus Uvariodendron (Annonaceae) from the coastal forests of Kenya a…
Achnanthidium tinea sp. nov. – a new monoraphid diatom (Bacillariophyceae) species, described on the basis of molecular…
A new monoraphid diatom species Achnanthidium tinea Tseplik, Kulikovskiy, Kociolek & Maltsev, sp. nov. is described from Indonesia. The species is described on the basis of molecu…
Chroesthes (Acanthaceae) in Peninsular Malaysia, including a new species from Kelantan and a new record from Terengganu
Chroesthes is a small genus that includes three species from Peninsular Malaysia: Chroesthes faizaltahiriana Siti-Munirah sp. nov., C. lanceolata (T. Anderson) B.Hansen and C. lon…
Hoya pyrifolia (Apocynaceae), a new species from south-western Yunnan, China
Hoya pyrifolia, a new species of Apocynaceae from Yunnan Province, China, is described and illustrated. Results from phylogenetic analyses, based on combined DNA fragments of the …
A new natural hybrid of Iris (Iridaceae) from Chongqing, China
A newly discovered natural hybrid, Iris × ampliflora Y.E. Xiao, F.Y. Yu & X.F. Chen (Iridaceae: subgenus Limniris section Lophiris) from Chongqing, China, is described and illustr…
Taxonomic revision of Ceropegia sect. Huernia (Asclepiadoideae, Apocynaceae) in Saudi Arabia with three new combinations
This study provides a taxonomic revision for Ceropegia sect. Huernia in the flora of Saudi Arabia. Forty-six quantitative and qualitative morphological characters were analysed us…
Evolutionary relationships, biogeography and morphological characters of Glinus (Molluginaceae), with special emphasis …
Glinus is a small genus of Molluginaceae with 8–10 species mostly distributed in the tropics of the World. Its composition and evolutionary relationships were poorly studied. A ne…
Taxonomic revision of the Asplenium wrightii complex (Aspleniaceae) with reinstatement of A. alatulum and A. subcrenatum
The Asplenium wrightii complex is morphologically variable and difficult in species delimitation. Owing to lack of comprehensive sampling in phylogenetic studies, the taxonomy of …