PhytoKeys
1332 published works on OPTIMAP from this source.
Coverage and metadata quality
No coverage snapshot yet for this source.
Known totals: OpenAlex: 2133 · OAI-PMH: 2115
1332 works
Showing 1301 to 1332 of 1332 works
Revision of the Maddenia clade of Prunus (Rosaceae)
The Maddenia clade of Prunus L. is monographed based on herbarium and field studies. Four species are currently accepted in this group: Prunus himalayana J.Wen, P. hypoleuca (Koeh…
Description and molecular diagnosis of a new species of Brunfelsia (Solanaceae) from the Bolivian and Argentinean Andes
Brunfelsia plowmaniana N.Filipowicz & M.Nee sp. nov., a species from humid and cloud forests of the Bolivian and Argentinean Andes, is described and provided with a molecular diag…
Taxonomic synopsis of invasive and native Spartina (Poaceae, Chloridoideae) in the Pacific Northwest (British Columbia,…
Five species of the grass genus Spartina are invading salt marshes along the Pacific coast of North America, of which three have been documented in British Columbia, Canada, in on…
Eriocaulon madayiparense (Eriocaulaceae) – A new species from the foot hills of the Western Ghats of India
Eriocaulon madayiparense Swapna, Rajesh, Manju & Prakashkumar, sp. nov. is described and illustrated from the Madayipara, a lateritic hillock in the midland of Kannur District of …
Alatococcus, a new genus of Sapindaceae from Espirito Santo, Brazil
The new genus Alatococcus (Sapindaceae) is described from Espirito Santo, Brazil. Alatococcus seems to be closely related to Scyphonychium of northeastern Brazil, as they both sha…
Eight new species of Cestrum (Solanaceae) from Mesoamerica
As part of the preparation of a taxonomic revision of Cestrum (Solanaceae) for Flora Mesoamericana eight hitherto undescribed species from Mexico, Guatemala, Costa Rica and Panama…
A new species of Solanum named for Jeanne Baret, an overlooked contributor to the history of botany
We describe Solanum baretiae sp. nov., a new species of Solanum section Anarrhichomenum, named in honor of Jeanne Baret, who sailed as the assistant to botanist Philibert Commerso…
Frullania knightbridgei, a new liverwort (Frullaniaceae, Marchantiophyta) species from the deep south of Aotearoa-New Z…
Frullania is a large and taxonomically complex genus. A new liverwort species, Frullania knightbridgei sp. nov. from southern New Zealand, is described and illustrated. The new sp…
A new species of Solanum (Solanaceae) from South Africa related to the cultivated eggplant
A new andromonoecious species related to the eggplant and belonging to Solanum subgenus Leptostemonum from southern Africa is described. Solanum umtuma Voronts. & S.Knapp, sp. nov…
Two new species of Elatostema (Urticaceae) from southeast Yunnan, China
Elatostema pleiophlebium and E. malipoense, two endemic species from southeast Yunnan of China, are described and illustrated. Their diagnostic characters, description and relatio…
Coccinia intermedia - a new Cucurbitaceae species from West Africa
Nuclear and plastid sequences from two individuals of a suspected new species of Coccinia from West Africa were added to an available molecular phylogeny for the remaining 27 spec…
A new heterandrous species of Solanum section Gonatotrichum Bitter (Solanaceae) from Bahia, Brazil
A new species of Solanum from Brazil is described. Solanum evolvuloides Giacomin & Stehmann sp. nov. belongs to section Gonatotrichum, a small group assigned to the Brevantherum C…
Spigelia genuflexa (Loganiaceae), a new geocarpic species from northeastern Bahia, Brazil
A new species of Spigelia (Loganiaceae) from Bahia (Brazil) is described, being the first reported geocarpic species in the family. During fruit maturation, the more basal infruct…
Allophylastrum: a new genus of Sapindaceae from northern South America
The new genus Allophylastrum (Sapindaceae) is described from Roraima, Brazil and Guyana. Allophylastrum resembles the genus Allophylus in its vegetative morphology but differs by …
Psoralea margaretiflora (Psoraleeae, Fabaceae): A new species from the Sneeuberg Centre of Floristic Endemism, Eastern …
A new species of Psoralea is described. Psoralea margaretiflora C.H. Stirton & V.R. Clark is endemic to the Sneeuberg Centre of Floristic Endemism, Eastern Cape, South Africa. Thi…
The identity of Albuca caudata Jacq. (Hyacinthaceae) and a description of a new related species: A. bakeri
The name Albuca caudata Jacq. has been widely misunderstood or even ignored since its description in 1791. After studying herbarium specimens and living populations in South Afric…
A new species of Meryta (Araliaceae) from the Marquesas Archipelago, French Polynesia
Meryta pastoralis F. Tronchet & Lowry, a new species from the island of Hiva Oa in the Marquesas archipelago, is described and illustrated. It differs from other Polynesian member…
Revision of Kadua (Rubiaceae) in the Marquesas Islands, French Polynesia, with description of the new species K. lichtl…
Kadua lichtlei Lorence & W. L. Wagner, sp. nov., a new species from Ua Huka, Marquesas Islands, is described and illustrated. This new species differs from the three other Marques…
Revision of Coprosma (Rubiaceae, tribe Anthospermeae) in the Marquesas Islands
During the preparation of the Vascular Flora of the Marquesas Islands three new species of Coprosma (Rubiaceae, tribe Anthospermeae) have come to light and are described herein: C…
A Reassessment of Marquesan Ochrosia and Rauvolfia (Apocynaceae) with two new combinations
A reassessment of collections of Marquesan Apocynaceae assigned to the genera Neisosperma Raf., Ochrosia Juss., and Rauvolfia L. revealed that two nomenclatural changes are necess…
A nomenclator of Pacific oceanic island Phyllanthus (Phyllanthaceae), including Glochidion
Recent molecular phylogenetic studies and reevaluation of morphological characters have led to the inclusion of Glochidion within a broader delimitation of Phyllanthus. It is nece…
Weinmannia marquesana var. angustifolia (Cunoniaceae), a new variety from the Marquesas Islands
Weinmannia marquesana F. Br. var. angustifolia Lorence & W. L. Wagner, var. nov., a new variety with narrow, simple leaves endemic to Tahuata, Marquesas Islands (French Polynesia)…
Oxalis simplicifolia (Oxalidaceae), an unusual new unifoliolate species from the Marquesas Islands (French Polynesia)
Oxalis simplicifolia Lorence & W. L. Wagner sp. nov., a new species from the Marquesas Islands (Ua Huka) is described and illustrated. It differs from the other Marquesas species,…
New pteridophyte species and combinations from the Marquesas Islands, French Polynesia
Intensive botanical exploration of the Marquesas Islands (French Polynesia) for the Vascular Flora of the Marquesas Islands and Flore de la Polynésie française projects has result…
A new genus, Nothovernonia, from tropical Africa (Asteraceae or Compositae: Vernonieae)
Nothovernonia gen. nov., is described as a new genus for the tropical African Vernonia purpurea Sch.Bip. ex Walp. and V. amblyolepis Bak,cymiform inflorescences, pedunculate heads…
Lectotypifications, synonymy, and a new name in Capsicum (Solanoideae, Solanaceae)
Considerable confusion exists within Capsicum (Solanaceae) about the status and typification of several names, in part due to misidentification. In addition, some specimens that s…
Nesogordonia tricarpellata (Dombeyaceae), a new species from Madagascar that compels modification of the morphological …
Nesogordonia tricarpellata Skema & Dorr, sp. nov., a new species from southeastern Madagascar, is described and illustrated. It differs from all other species of Nesogordonia Bail…
Two new species of Dilkea subgenus Dilkea (Passifloraceae) from Loreto, Peru
Two new species of Dilkea subgenus Dilkea (Passifloraceae) are described from Loreto, Peru. Dilkea hebes Feuillet, sp. nov., has leaves with elliptic to oblanceolate blades tha…
Two new South American species of Solanum section Crinitum (Solanaceae)
Two new species of Solanum section Crinitum are described here. Solanum falciforme Farruggia, sp. nov., closely resembles S. crinitum and S. lycocarpum, but differs by the presenc…
Two new species of Solanum (Solanaceae) from the Amotape-Huancabamba Zone of southern Ecuador and northern Peru
Two new species of Solanum subgenus Leptostemonum from southern Ecuador and northern Peru are described here. Solanum rubicaule S.Stern, sp. nov., is a member of sect. Torva and i…
New species of Solanum (Solanaceae) from Peru and Ecuador
Three new species of “non-spiny" Solanum are described from Peru and Ecuador, and a revised description for Solanum verecundum M.Nee is presented. Solanum kulliwaita S.Knapp, sp. …
Larsenianthus, a new Asian genus of Gingers (Zingiberaceae) with four species
Larsenianthus W.J.Kress & Mood, gen. nov. is described with one new combination and three new species. Larsenianthus careyanus (Benth.) W.J.Kress & Mood, comb. nov., is widespread…