PhytoKeys
1332 published works on OPTIMAP from this source.
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Known totals: OpenAlex: 2133 · OAI-PMH: 2115
1332 works
Showing 1101 to 1150 of 1332 works
Two new species and a new combination in Protium (Burseraceae) from Costa Rica
Two new species of Protium (Burseraceae) are described and illustrated: Protium aguilarii sp. nov., from the Pacific slope of the Osa Peninsula, Puntarenas Province, Costa Rica; a…
Reproductive biology and variation of nuclear ribosomal ITS and ETS sequences in the Calligonum mongolicum complex (Pol…
To explore the biosystematics of the Calligonum mongolicum complex (Polygonaceae), the flowering phenological period, breeding and pollination characters and seed set of the compl…
Eutrema salsugineum (Cruciferae) new to Mexico: a surprising generic record for the flora of Middle America
The paper reports Eutrema salsugineum as a novelty to the flora of Mexico and Middle America in general. The finding stands ca. 1600 km apart from the closest known locality in th…
Espeletia praesidentis, a new species of Espeletiinae (Millerieae, Asteraceae) from northeastern Colombia
A new species of Espeletia from the Páramo de Presidente in northeastern Colombia is described. The species is named Espeletia praesidentis after the name of the páramo, and it is…
Spathelia belizensis, a new species and first record for the genus in Central America (tribe Spathelieae, Rutaceae)
Spathelia L. as currently circumscribed is endemic to the western portion of the West Indies, and contains nine species, one endemic to the Bahamas, three endemic to Jamaica and f…
Systematics of Simplicia Kirk (Poaceae, Agrostidinae) – an endemic, threatened New Zealand grass genus
A new species of the New Zealand endemic grass Simplicia, S. felix is described. The new species is segregated from and compared with S. buchananii and S. laxa. Simplicia felix oc…
Taxonomy and nomenclature of the polymorphic European high mountain species Androsace vitaliana (L.) Lapeyr. (Primulace…
Androsace vitaliana (syn. Vitaliana primuliflora; Primulaceae) has been subject to several taxonomic treatments, whose conclusions ranged from a single species with numerous infra…
Arabis watsonii (P.H.Davis) F.K.Mey.: An overlooked cruciferous species from eastern Anatolia and its phylogenetic posi…
Arabis watsonii (P.H.Davis) F.K.Mey. was initially reported as Thlaspi watsonii P.H.Davis in Flora of Turkey. Although F.K.Meyer transferred this species to Arabis L., this specie…
A remarkable new species of Brunfelsia (Solanaceae) from the eastern Andes of Central Peru
Brunfelsia cabiesesiana J. G. Graham, sp. nov. (Solanaceae), a new species from montane cloud forests of Ucayali and Pasco Departments, Peru, is described and illustrated. The new…
Borneocola (Zingiberaceae), a new genus from Borneo
A new genus from Borneo, Borneocola Y.Y.Sam, is described here. The genus currently contains eight species previously classified as members of the Scaphochlamys Baker. The finding…
Taxonomic and floristic novelties for Echeveria (Crassulaceae) in Central Michoacan, Mexico
A new species, Echeveria coruana, is described and illustrated from the malpaís near San Andrés Corú, Michoacan, Mexico. The species belongs to series Gibbiflorae and the new taxo…
Two new infraspecific taxa of Verbascum delphicum (Scrophulariaceae, Scrophularieae) from mainland Greece and the islan…
Verbascum delphicum Boiss. & Heldr. subsp. cervi Zografidis (Scrophulariaceae, Scrophularieae) is described as a subspecies new to science and illustrated. It is narrowly distribu…
Two new non-spiny Solanum (Solanaceae) from the Gran Chaco Americano and a key for the herbaceous glandular-pubescent s…
The Gran Chaco Americano is a major savanna woodland system in South America that harbours great plant and animal diversity. Two new herbaceous species of the Morelloid clade of S…
Taxonomic revision of Neotropical Murdannia Royle (Commelinaceae)
This study provides a taxonomic revision for the Neotropical species of the genus Murdannia. Six species are recognized as native, including a new species and a new combination, w…
Phylogenetic analyses and morphological characteristics support the description of a second species of Tridimeris (Anno…
Based on phylogenetic and morphological evidence, Tridimeris chiapensis Escobar-Castellanos & Ortiz-Rodr., sp. n. (Annonaceae), a new species from the karst forest of southern Mex…
Isoetes mississippiensis: A new quillwort from Mississippi, USA
Isoetes mississippiensis S.W. Leonard, W.C. Taylor, L.J. Musselman and R.D. Bray (Isoetaceae, Lycopodiophyta) is a new species known from two sites along tributaries of the Pearl …
A new Globba with large white floral bracts from Peninsular Malaysia
Globba magnibracteata Y.Y.Sam, sp. nov. is described and illustrated. Colour plates, a preliminary conservation assessment and a discussion of its closely related taxa are provide…
Taxonomic revision and distribution of herbaceous Paramollugo (Molluginaceae) in the Eastern Hemisphere
The genus Paramollugo with the type species Paramollugo nudicaulis (≡Mollugo nudicaulis) has recently been described after molecular investigations. Here we report two new endemic…
Strongylodon juangonzalezii, a remarkable new species of Strongylodon (Fabaceae) from Mulanay, Quezon Province, Philipp…
A new species, Strongylodon juangonzalezii Hadsall, Alejado & Cajano, collected from Buenavista Protected Landscape, Mulanay, Quezon, is hereby described. The new species is remar…
Revision of the Lima clade (Miconia sect. Lima, Miconieae, Melastomataceae) of the Greater Antilles
Miconia sect. Lima is an entirely Greater Antillean clade that consists of 19 known species of shrubs and small trees, which were previously recognized under the polyphyletic gene…
A new generic system for the pantropical Caesalpinia group (Leguminosae)
The Caesalpinia group is a large pantropical clade of ca. 205 species in subfamily Caesalpinioideae (Leguminosae) in which generic delimitation has been in a state of considerable…
A molecular phylogeny of Caraganeae (Leguminosae, Papilionoideae) reveals insights into new generic and infrageneric de…
Based on sequence data of nuclear ITS and plastid matK, trnL-F and psbA-trnH markers, the phylogeny of the subtribes Caraganinae and Chesneyinae in tribe Caraganeae was inferred. …
Molecular and morphological evidence for recognition of two species within Harpagonella (Amsinckiinae, Boraginaceae)
Recent taxonomic treatments of the genus Harpagonella have included only one lower taxon, H. palmeri A. Gray. However, a larger-fruited variety of H. palmeri from Arizona and Sono…
Oenanthe millefolia (Umbelliferae), a new species record for the Turkish and Greek Flora
Oenanthe millefolia (Apiaceae), which is presented as a new recorded species for the Turkish flora, was discovered for the first time in Kırklareli province of Turkey. It is also …
Flora-On: Occurrence data of the vascular flora of mainland Portugal
The Flora-On dataset currently includes 253,310 occurrence records for the class Embryopsidae (vascular plants), comprising data collated via the platform http://flora-on.pt/ rela…
A nonet of novel species of Monanthotaxis (Annonaceae) from around Africa
As part of an ongoing revision of the genus Monanthotaxis Baill. (Annonaceae), nine new species are described and one variety is reinstated to species rank. Two new species from W…
Melicope oppenheimeri, section Pelea (Rutaceae), a new species from West Maui, Hawaiian Islands: with notes on its ecol…
Melicope oppenheimeri K.R. Wood, Appelhans & W.L. Wagner (section Pelea (A. Gray) Hook. f., Rutaceae), a rare endemic tree from West Maui, Hawaiian Islands, is described and illus…
Tulipa cinnabarina subsp. toprakii (Liliaceae), a new subspecies from southwestern Anatolia
A new subpecies, Tulipa cinnabarina subsp. toprakiisubsp. nov. (Liliaceae) from Turkey is described. Diagnostic characters, descriptions, detailed illustrations, geographical dist…
Onosma anatolica, a new species of Boraginaceae from Turkey
Onosma anatolica Binzet, is described and illustrated as a new species from Niğde province in southern Anatolia, Turkey. It belongs to sect. Onosma L. subsect. Asterotricha (Boiss…
Lithocarpus dahuoaiensis (Fagaceae), a new species from Lam Dong Province, Vietnam
Lithocarpus dahuoaiensis Ngoc & L. V. Dung, a new species from the Central highland of Vietnam, is described and illustrated. The new species is morphologically similar to Lithoca…
Anatomical and morphological spine variation in Gymnocalycium kieslingii subsp. castaneum (Cactaceae)
Although spine variation within cacti species or populations is assumed to be large, the minimum sample size of different spine anatomical and morphological traits required for sp…
Jasminanthes xuanlienensis (Apocynaceae, Asclepiadoideae), a new species from Vietnam
Jasminanthes xuanlienensis (Apocynaceae, Asclepiadoideae), a new species from Vietnam is described, illustrated and compared with its five congeners. Jasminanthes xuanlienensis di…
Diplycosia platyphylla (Ericaceae), a new species from Mindanao, Philippines
Diplycosia platyphylla P.W.Fritsch, a new species from Mindanao Island, Philippines, is described and illustrated. This species is most similar to the Bornean D. urceolata but dif…
Alysicarpus poklianus (Fabaceae, Desmodieae), a new species from India
A new species, Alysicarpus poklianus Gholami & Pandey from Sinhgarh, Maharashtra, India is described. It is morphologically most similar to A. hamosus but differs in having ovate …
Vegetation and fire in lowland dry forest at Wa’ahila Ridge on O’ahu, Hawai’i
Long-term ecological studies are critical for providing key insights in ecology, environmental change, natural resource management and biodiversity conservation. However, island f…
Cirsium semzinanicum (Asteraceae), a new species from Hakkâri, Turkey
Cirsium semzinanicum sp. nov. (Asteraceae) is described as a new species from Hakkâri, Turkey. The new species is a part of the sect. Epitrachys (Cardueae) and similar to Cirsium …
New species of Uvariopsis (Annonaceae) and Laccosperma (Arecaceae/Palmae) from Monts de Cristal, Gabon
Monts de Cristal National Park in northwest Gabon is one of the most species rich places in Central Africa. Here, we describe two new species, one in Annonaceae and one in palms. …
A Monograph of Conostegia (Melastomataceae, Miconieae)
A recent molecular phylogenetic analysis identified a clade containing all species of Conostegia, but that also included species of Clidemia and Miconia nested inside. A taxonomic…
A revision of the “African Non-Spiny” Clade of Solanum L. (Solanum sections Afrosolanum Bitter, Benderianum Bitter, Lem…
The African Non-Spiny (ANS) clade contains 14 species of mostly large canopy lianas or scandent shrubs confined to Madagascar (10) and continental Africa (4, with with one species…
Popowia bachmaensis (Annonaceae), a new species from Bach Ma National Park, Central Vietnam
A new species, Popowia bachmaensis Ngoc, Tagane & Yahara, sp. nov. is described from Bach Ma National Park in Thua Thien Hue Province, Central Vietnam. This species is morphologic…
An updated checklist and key to the open-panicled species of Poa L. (Poaceae) in Peru including three new species, Poa …
We provide an updated checklist and key to the 30 Poa species with open panicles from Peru which includes previously circumscribed Dissanthelium and Aphanelytrum species, new taxo…
Bulbophyllum pingnanense (Orchidaceae, Epidendroideae, Dendrobiinae), a new species from Fujian, China
A new orchid species, Bulbophyllum pingnanense, is described and illustrated from Fujian, China. It is similar to B. brevipedunculatum and B. albociliatum in vegetative and floral…
Cephalaria anamurensis (Caprifoliaceae), a new species from south Anatolia, Turkey
A new species, Cephalaria anamurensis (Caprifoliaceae) is described and illustrated from south Anatolia, Turkey. The species grows on steppe and stony places in Anamur (C4 Mersin …
Flora of Bokor National Park V: Two new species of Machilus (Lauraceae), M. bokorensis and M. brevipaniculata
Two new species, Machilus bokorensis Yahara & Tagane and M. brevipaniculata Yahara & Tagane (Lauraceae) are described from Bokor National Park, Cambodia with their illustrations a…
A new species of Eustigma (Hamamelidaceae) from Hon Ba Nature Reserve, Vietnam
A new species of Hamamelidaceae, Eustigma honbaense H.Toyama, Tagane & V.S.Dang, sp. nov., is described from Hon Ba Nature Reserve, Vietnam. This species is similar to Eustigma ob…
A new species of Amphitecna (Bignoniaceae) endemic to Chiapas, Mexico
Amphitecna loreae Ortiz-Rodr. & Burelo, sp. nov. (Bignoniaceae), a new species endemic to the karst rainforest in southern Mexico, is described and illustrated. The new species di…
A brief botanical survey into Kumbira forest, an isolated patch of Guineo-Congolian biome
Kumbira forest is a discrete patch of moist forest of Guineo-Congolian biome in Western Angola central scarp and runs through Cuanza Norte and Cuanza Sul province. The project aim…
The Andean Paepalanthus pilosus complex (Eriocaulaceae): a revision with three new taxa
A herbarium-based revision is provided for Paepalanthus pilosus and allies, five commonly confused species of cushion plants native to Andean paramo. These are placed in the recir…
A revision of Poa subsection Aphanelytrum (Poaceae, Pooideae, Poaeae, Poinae); and a new species, Poa auriculata
In this study the peculiar Andean grass genus Aphanelytrum, with two species, is reduced to Poa subsect. Aphanelytrumcomb. & stat. nov. A third species, Festuca reclinata, is assi…
A new species of Clinanthus from northern Peru (Asparagales, Amaryllidaceae, Amarylloideae, Clinantheae)
Clinanthus milagroanthus S. Leiva & Meerow, sp. nov. is described from the Department of La Libertad in Peru. The new species is most closely related to C. mirabilis (Ravenna) Mee…