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Showing 57001 to 57050 of 59105 works
A taxonomic revision of Herminium L. (Orchidoideae, Orchidaceae)
Herminium (Orchidaceae, Orchidoideae) is a medium-sized genus widespread in the northern hemisphere, with a clear centre of diversity in the Himalayas. We present a comprehensive …
Adetogramma (Polypodiaceae), a new monotypic fern genus segregated from Polypodium
Polypodiaceae is one of the most diverse and abundant families of ferns in tropical and subtropical forests. Despite multiple studies investigating its phylogeny and taxonomy, sev…
Phylogenetic analyses place the monotypic Dryopolystichum within Lomariopsidaceae
The monotypic fern genus Dryopolystichum Copel. combines a unique assortment of characters that obscures its relationship to other ferns. Its thin-walled sporangium with a vertica…
Synopsis of Commelina L. (Commelinaceae) in the state of Rio de Janeiro, reveals a new white-flowered species endemic t…
A synopsis for the genus Commelina in the state of Rio de Janeiro, Brazil, is presented here, including a new species, ten new synonyms, five designated lectotypes, two designated…
Scientific user requirements for a herbarium data portal
The digitization of herbaria and their online access will greatly facilitate access to plant collections around the world. This will improve the efficiency of taxonomy and help re…
A taxonomic revision of three Chinese spurless species of genus Epimedium L. (Berberidaceae)
Due to some common or similar features (e.g., small leaf, spurless, yellow flower), three Chinese species of the genus Epimedium (Berberidaceae), E. ecalcaratum, E. platypetalum, …
Neotypification of Clytostoma sciuripabulum Hovel.
A neotype is designated for Clytostoma sciuripabulum the basionym of Bignonia sciuripabulum, the presently accepted name of the species.
A free-access online key to identify Amazonian ferns
There is urgent need for more data on species distributions in order to improve conservation planning. A crucial but challenging aspect of producing high-quality data is the corre…
Cousinia waldheimiana (Asteraceae) a new record from Uzbekistan (Central Asia)
During the study of plant specimens in the Central herbarium Academy of Sciences of Uzbekistan Institute of the gene pool of plants and animals (TASH) one new record for the flora…
Nine species from Madagascar are moved from Vernonia to Distephanus (Compositae, Vernonieae)
The genus Distephanus is native to Madagascar, the Mauritius, central and southern Africa, Yemen (Socotra Island), and China. The majority of the diversity is found in Madagascar.…
Four new synonyms and a new combination in Parnassia (Celastraceae)
Parnassia yunnanensis had been previously described based on mixed specimens containing materials partially belonging to P. cacuminum, which makes the application of P. yunnanensi…
Dataset of herbarium specimens of threatened vascular plants in Catalonia
This data paper describes a specimens’ dataset of the Catalonian threatened vascular plants conserved in five public Catalonian herbaria (BC, BCN, HGI, HBIL and MTTE). Catalonia i…
Synoptic taxonomy of Cortaderia Stapf (Danthonioideae, Poaceae)
Cortaderia (Poaceae; Danthonioideae) is a medium-sized genus of C3 tussock grasses, widespread in the temperate to tropic-alpine regions of South America. It is particularly impor…
A new species of Erythrostemon (Leguminosae, Caesalpinioideae) from the western Río Balsas Depression, Mexico
A new legume species from a seasonally dry forest of the Western Río Balsas Depression, in the states of Guerrero and Michoacán, Mexico, Erythrostemon guevarafeferii, is herein de…
On the identity and typification of Solanum brasilianum Dunal (Solanaceae)
Solanum brasilianum Dunal was described by Dunal in 1813 with reference only to an illustration in an 18th century work by Leonard Plukenet. The plate is difficult to interpret an…
The pollen morphology of Pelargonium endlicherianum and Pelargonium quercetorum (Geraniaceae) in Turkey
The pollen morphology of Pelargonium endlicherianum Fenzl. and Pelargonium quercetorum Agnew. from the family Geraniaceae was examined under light microscopy and scanning electron…
Resurrection of the genus Aphyllon for New World broomrapes (Orobanche s.l., Orobanchaceae)
Recent phylogenetic studies support a monophyletic clade of New World broomrapes (Orobanche sects. Gymnocaulis and Nothaphyllon) sister to the Old World genus Phelipanche. I place…
František Nábělek’s Iter Turcico-Persicum 1909–1910 – database and digitized herbarium collection
The Czech botanist František Nábělek (1884−1965) explored the Middle East in 1909-1910, visiting what are now Israel, Palestine, Jordan, Syria, Lebanon, Iraq, Bahrain, Iran and Tu…
Galium shinasii (Rubiaceae): a new species of Galium L. from Eastern Turkey
Galium shinasii Yıldırım (Rubiaceae), is described as a new species from Malatya Province in eastern Anatolia, Turkey. The new species is morphologically related to Galium cornige…
The identity of Callicarpa minutiflora Y. Y. Qian (Lamiaceae) and taxonomic synonym of C. longifolia Lamarck
Although the specific epithet of Callicarpa minutiflora Y. Y. Qian has been revised for many times, during the study of the genus Callicarpa, we find that C. minutiflora Y. Y. Qia…
RAINBIO: a mega-database of tropical African vascular plants distributions
The tropical vegetation of Africa is characterized by high levels of species diversity but is undergoing important shifts in response to ongoing climate change and increasing anth…
Lecanorchis tabugawaensis (Orchidaceae, Vanilloideae), a new mycoheterotrophic plant from Yakushima Island, Japan
A new species, Lecanorchis tabugawaensis Suetsugu & Fukunaga, sp. nov. from Yakushima Island, Kagoshima Prefecture, Japan, is described and illustrated. Lecanorchis tabugawaensis …
Checklist for the crop weeds of Paraguay
Paraguay, a country whose economy is based mainly on agriculture and livestock for export, has experienced a major expansion in mechanized crops during the last few decades. Despi…
Confirming the identity of two enigmatic “spiny solanums” (Solanum subgenus Leptostemonum, Solanaceae) collected by Jea…
Taxonomic revision of the tropical Asian species of Solanum revealed two names, Solanum poka Dunal and Solanum graciliflorum Dunal, whose identities were uncertain and whose appli…
Diversity and biogeographical patterns of legumes (Leguminosae) indigenous to southern Africa
The principal aim of this study was to establish biogeographical patterns in the legume flora of southern Africa so as to facilitate the selection of species with agricultural pot…
Angiosperm flora on the páramos of northwestern Colombia: diversity and affinities
Páramos are high-elevation isolated ecosystems in the Andes characterized by specific flora. This flora includes a number of endemic species and some taxa phylogenetically related…
Efficient DNA barcode regions for classifying Piper species (Piperaceae)
Piper species are used for spices, in traditional and processed forms of medicines, in cosmetic compounds, in cultural activities and insecticides. Here barcode analysis was perfo…
Monitoring within non-native ungulate exclosures documents the inherent size of Crocanthemum greenei (Cistaceae)
Crocanthemum greenei (B.L.Rob.) Sorrie (Cistaceae), a perennial sub-shrub, was measured as part of a demographic monitoring effort on Santa Catalina Island, California, USA (herea…
Dichodon parvipetalum, a new combination for the Chinese Caryophyllaceae
The generic name Dichodon (Bartl. ex Rchb.) Rchb. was previously reinstated based on results from recent molecular phylogenetic studies. Accordingly, Dichodon parvipetalum (Hosok.…
Typification of species names in Adenocaulon and Eriachaenium (Compositae/Asteraceae, Subfamily Mutisioideae, Tribe Mut…
During the course of a recent research project on Adenocaulon and Eriachaenium it became apparent that some of the species names had not been typified. In this study we located an…
The mosses (Bryophyta) of Capitán Prat Province, Aisén Region, southern Chile
The bryophytes of Capitán Prat province have remained one of the least explored in Chile. The eventual construction of several dams on the rivers Baker and Pascua required prospec…
Taxonomic implications from morphological and anatomical studies in the section Stenodiptera from the genus Grammosciad…
Grammosciadium pterocarpum subsp. bilgilii and G. pterocarpum subsp. sivasicum from Turkey are herein described as two new subspecies, and the species G. schischkinii is synonymie…
GuiaTreeKey, a multi-access electronic key to identify tree genera in French Guiana
The tropical rainforest of Amazonia is one of the most species-rich ecosystems on earth, with an estimated 16000 tree species. Due to this high diversity, botanical identification…
Seed micromorphology of Orchis Tourn. ex L. (Orchidaceae) and allied genera growing in Edirne province, Turkey
In this study, the seed micromorphologies of eight taxa of Anacamptis, Neotinea and Orchis growing around Edirne province (Turkey) were investigated using light microscopy and sca…
Hoya isabelchanae Rodda & Simonsson, a new, showy species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) with pomegranate…
A new species of Hoya R.Br. from Sulawesi (Indonesia), H. isabelchanae Rodda & Simonsson, is described and illustrated. It is one of the largest flowered species in Hoya section A…
Telipogon diabolicus (Orchidaceae, Oncidiinae), a new species from southern Colombia
A new species of the orchid genus Telipogon, T. diabolicus, is described and illustrated. The information about its habitat is provided. The novelty resembles T. tabanensis and T.…
Typifications and synonymy in Polystichum (Dryopteridaceae) from Chile and Argentina
Polystichum Roth is one of the largest and most taxonomically challenging fern genera. South American species have a rich and complex nomenclatural history; many of the early name…
A new species of Dianthus (Caryophyllaceae) from Antalya, South Anatolia, Turkey
Dianthus multiflorus from Gazipaşa (Antalya), south Anatolia (Turkey), is described as a new annual species with verrucose calyx. The morphological differences from the species wi…
Typification of names of South American taxa related to Woodsia montevidensis (Woodsiaceae)
A revision of the nomenclature of six South American taxa related to Woodsia is presented, as a part of a taxonomic revision of the genus in South America. Lectotypes are selected…
Lectotypifications of six taxa in the Boraginales (Cordiaceae and Heliotropiaceae)
A large number of specimens used as original material for the description of new species were destroyed in the bombing of the Berlin-Dahlem herbarium, B, in 1943. Six lectotypes a…
Allium ekimianum: a new species (Amaryllidaceae) from Turkey
Allium ekimianum is described here as a new species. This taxon belongs to the genus Allium section Allium and grows in Elazığ Province (East Anatolia, Turkey). It is a narrowly d…
Circumscription and synopsis of Eugenia section Speciosae Bünger & Mazine (Myrtaceae)
A new section of Eugenia (Myrtaceae) is described, segregate from Eugenia sect. Phyllocalyx. Phylogenetic studies suggest that Eugenia sect. Phyllocalyx as traditionally delimited…
Coprosma kawaikiniensis (Rubiaceae) a new species from the Dubautia-Sadleria shrubland-fernland community on Kaua‘i, Ha…
Coprosma kawaikiniensis K.R. Wood, Lorence & Kiehn (Rubiaceae), a rare endemic tree from Kaua‘i, Hawaiian Islands, is described and illustrated along with a previously undescribed…
New and resurrected Hawaiian species of pilo (Coprosma, Rubiaceae) from the island of Maui
Two species of Coprosma (Rubiaceae) J.R.Forst. & G.Forst. are described from the island of Maui of the Hawaiian Archipelago. A newly described taxon, Coprosma cordicarpa J.Cantley…
Home at last: the enigmatic genera Eriachaenium and Adenocaulon (Compositae, Mutisioideae, Mutisieae, Adenocaulinae)
The genera Eriachaenium and Adenocaulon (Compositae) have distinct but complex histories and both have been placed in a number of tribes across the family. For the first time the …
World checklist of hornworts and liverworts
A working checklist of accepted taxa worldwide is vital in achieving the goal of developing an online flora of all known plants by 2020 as part of the Global Strategy for Plant Co…
A comprehensive checklist of vascular epiphytes of the Atlantic Forest reveals outstanding endemic rates
Knowledge of the geographic distribution of plants is essential to underpin the understanding of global biodiversity patterns. Vascular epiphytes are important components of diver…
Typification of Zapałowicz’s names in Aconitum section Aconitum
Hugo Zapałowicz described and named 27 taxa in Aconitum sect. Aconitum. Their names are typified here. Two of them (A. berdaui, A. bucovinense) are deemed correct for currently ac…
On the identity of Blanco’s Cissus frutescens and its correct name in Melicope (Rutaceae) with neotypification of Cissu…
The names Cissus frutescens and C. arborea have a long history of confusion. Cissus frutescens Blanco belongs to the genus Melicope (Rutaceae) and we herein correct a nomenclatura…
The Taxonomic Significance of ducts in the corolla lobes of Vernonia (Vernonieae: Asteraceae)
The multiple longitudinal ducts in the corolla lobes found in the closely related genera Vernonia, Vernonanthura and Trepadonia are microscopically studied and illustrated. The la…
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