Results 1 to 10 of about 27,373 (224)

Revisión taxonómica del complejo Centaurea alba L. (Asteraceae) en la Península Ibérica [PDF]

open access: yesCollectanea Botanica, 2011
Revisión taxonómica del complejo Centaurea alba L. (Asteraceae) en la Península Ibérica.- Se efectúa la revisión taxonómica del complejo de Centaurea alba L. (Centaurea L. sect. Centaurea) en la Península Ibérica, representado por dos especies, C. alba y
E. López, J. A. Devesa
doaj   +3 more sources

Taxonomic notes on genus Centaurea L. (Asteraceae) in the Iberian Peninsula. I. C. cordubensis Font Quer, C. bethurica E. López & Devesa, sp. Nov., and C. schousboei Lange [PDF]

open access: yesAnales del Jardín Botánico de Madrid, 2008
This paper is part of a periodical series based in a previous taxonomic study dealing with Centaurea paniculata L. group (Centaurea L. sect. Centaurea) in the Iberian Peninsula.
Eusebio López, Juan Antonio Devesa
doaj   +3 more sources

Nomenclature and typification of plant names related to Centaurea aplolepa and C. leucophaea (Asteraceae) from Italy and France [PDF]

open access: yesPhytoKeys
Centaurea aplolepa Moretti and C. leucophaea Jord. (Asteraceae) are endemic to the central-western Mediterranean and include, respectively, ten and six subspecies, mostly occurring in north-western Italy and south-eastern France.
Antonio Giacò, Lorenzo Peruzzi
doaj   +4 more sources

Centaurea sehat-niakii, A New Name for C. deflexa Wagenitz (Asteraceae, Cardueae) [PDF]

open access: yesتاکسونومی و بیوسیستماتیک, 2020
The genus Centaurea is considered as the fourth largest genus belonging to the Asteraceae family that includes ca. 600 species in the world. Due to taxonomic confusions, this genus has recently been divided into four genera: Centaurea s.
Kazem Negaresh
doaj   +1 more source

Centaurea patula (Asteraceae), A Forgotten Species for the Flora of Iran [PDF]

open access: yesتاکسونومی و بیوسیستماتیک, 2018
Centaurea is one of the most complex and largest genera of the family Asteraceae in the World. It is mainly distributed in Europe, the Mediterranean region, and southwest Asia.
Kazem Negaresh
doaj   +1 more source

Assessment of the genetic diversity of a critically endangered species Centaurea amaena (Asteraceae) [PDF]

open access: yesArchives of Biological Sciences, 2022
Centaurea amaena is an endemic and endangered species listed as CR (critically endangered) in Turkey. ISSR markers were used to detect the level of genetic diversity in two natural populations of C. amaena.
Atasagun Bayram
doaj   +1 more source

Comparative Assessment of the Phytochemical Composition and Biological Activity of Extracts of Flowering Plants of Centaurea cyanus L., Centaurea jacea L. and Centaurea scabiosa L.

open access: yesPlants, 2021
The data on the phytochemical composition and biological activity for flowering plant extracts of the genus Centaurea (Knapweed)—cornflower (Centaurea cyanus L.), brown knapweed (Centaurea jacea L.), and greater knapweed (Centaurea scabiosa L.), which ...
Natalia Sharonova   +8 more
doaj   +1 more source

Bio-guided Fractionation of Centaurea bruguierana subsp. belangeriana Extract Based on Anti-Helicobacter pylori Activity [PDF]

open access: yesResearch Journal of Pharmacognosy, 2019
Background and objectives: Centaurea bruguierana subsp. belangeriana (DC.) Bornm. is an annual herb widely distributed in the world. It is used in folk medicine of Iran as an anti-ulcer for gastrointestinal problems.
mahdieh kalkhorani   +6 more
doaj   +1 more source

Características palinológicas y fisicoquímicas de tres tipos de mieles uniflorales del centro de Argentina [PDF]

open access: yes, 2006
Se estudiaron las características de 59 mieles monoflorales de Condalia microphylla Cav. (“piquillín”), Centaurea solstitialis L. (“abrepuño amarillo”) y Prosopis spp., provenientes de La Pampa, Argentina. Se determinaron caracteres polínicos (abundancia
Naab, O.A.   +2 more
core   +4 more sources

Quantitative analysis of sesquiterpene lactone cnicin in seven Centaurea species wild-growing in Serbia and Montenegro using 1H-NMR spectroscopy [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
1H-NMR spectroscopy was applied for the quantitative analysis of cnicin, a bioactive germacranolide type sesquiterpene lactone, in the aerial parts of seven wild-growing Centaurea species collected in Serbia and Montenegro.
Tešević Vele   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy