Results 111 to 120 of about 31,957 (256)

Taxonomic and nomenclatural novelties concerning the Valencian flora (eastern Spain), III [PDF]

open access: yes, 2014
Como parte de la Actualización taxonómica y nomenclatural de la flora vascular de la Comunidad Valenciana, se proponen cuatro combinaciones nuevas y una nueva subespecie, en los géneros Centaurea, Galium, Knautia, Lepidium y Satureja.As a part of the ...
Crespo Villalba, Manuel Benito   +1 more
core   +1 more source

Screening of several biological activities induced by different sesquiterpene lactones isolated from Centaurea behen L. and Rhaponticum repens (L.) Hidalgo

open access: yesNatural Product Research, 2018
This study aims to evaluate the in vitro cytotoxic, in vitro and in ovo anti-angiogenic effects and antimicrobial activity of sesquiterpene lactones (SLs) from two plants Centaurea behen and Rhaponticum repens (L.).
A. Shakeri   +5 more
semanticscholar   +1 more source

Nuevos hábitats, nuevas amenazas: Centaurea x kleinii (C. moncktonii x C. solstitialis), nueva especie híbrida entre dos malas hierbas invasoras

open access: yesCollectanea Botanica, 2010
La alteración antrópica del hábitat da paso a la cohabitación de especies importadas que nunca coexistirían en su ámbito natural. Centaurea solstitialis y Centaurea moncktonii son dos especies invasoras cuyas distribuciones en Eurasia apenas se solapan ...
C. T. Roché, A. Susanna
doaj   +1 more source

Sesquiterpene lactones. XXXI. New guaianolides in Centaurea bella Trautv. and Centaurea adjarica Alb.

open access: yesActa Societatis Botanicorum Poloniae, 2014
Nine new guaianolides. I of which are chlorinated, were isolated from the dried, above-ground parts of Centaurea bella Trautv. They are: cebellin A. B, C, D, E. F, G, H and 1. l he known guaianolides centaurepensin and repdiolide were also found.
Gerard Nowak   +4 more
doaj   +1 more source

Amplificación cruzada de microsatélites en el género Centaurea (Compositae). [PDF]

open access: yes, 2011
11p. Fotog. en color. Tablas.[EN] Microsatellites are widely used for population genetic studies although the development of these species-specific markers is costly and time-consuming.
Constantinidis, T. H.   +4 more
core   +2 more sources

A revision of Centaurea sect. Centaurea (Asteraceae) from Iran

open access: yesTURKISH JOURNAL OF BOTANY, 2014
A taxonomic review of Centaurea L. sect. Centaurea (Asteraceae) in Iran was carried out. Seven taxa are recognized and 1 of them is described as a new species: Centaurea joharchii Ranjbar & Negaresh. This new species has been described and illustrated from Khorasan Province, SE Iran. A new combination is proposed: C. kermanshahensis (Wagenitz) Ranjbar &
Massoud RANJBAR, Kazem NEGARESH
openaire   +1 more source

Essential oil composition of two Centaurea L. (Asteraceae) species from Turkey

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2015
In this study, aerial parts of C. cynaus L. and C. depressa Bieb. were analysed by HS-SPME/GC-MS. As a result thirty five and thirty seven components were identified representing 92.3% and 91.1% of the oil, respectively.
Ömer Kılıç
doaj  

Isolation and chromatography of 15-deoxyrepin and 25 other sesquiterpene lactones from Centaurea bella Trautv

open access: yesActa Societatis Botanicorum Poloniae, 2014
24 guaianolides and I germacranolide have been found so far in Centaurea bella Trautv. 15-deoxyrepin is another guaianolide, obtained in a similar way as previous compounds - by column chromatography, and identified by means of spectral analysis (1H NMR,
Gerard Nowak
doaj   +1 more source

Centaurea nigrescens

open access: yes, 1956
Published as part of Becherer, 1956, Florae Vallesiacae Supplementum, pp.
openaire   +1 more source

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