Results 121 to 130 of about 31,957 (256)

A contribution to the karyological knowledge of the genus Centaurea L. (Asteraceae) in the Iberian Peninsula. [PDF]

open access: yes, 2008
A contribution to the karyological knowledge of the genus Centaurea L. (Asteraceae) in the Iberian Peninsula. A karyological study of 22 taxa of genus Centaurea L. sect. Centaurea is reported. Within C. paniculata L. group we have studied 18 taxa and the
Devesa Alcaraz, Juan Antonio   +1 more
core  

The phytosociology of calcareous grasslands in the British Isles. [PDF]

open access: yes, 1968
The thesis attempts a broad overall survey and classification according to the Zurich-Montpellier system ofplant sociology, of limestone grassland vegetation in the British Isles The classification is based on some 535 grassland Aufnahmen and 75 ...
Shimwell, David William
core   +1 more source

Taxonomic notes on genus Centaurea (Asteraceae) in the Iberian Peninsula. C. paniculata, C. han ryi and C. diffusa [PDF]

open access: yes, 2010
Se comenta la variabilidad morfológica en la Península Ibérica de Centaurea paniculata L. (Centaurea L. sect. Centaurea), un endemismo del SW de Europa, para el que reconocen tres subespecies con áreas bien definidas: C. paniculata subsp. paniculata,
Devesa Alcaraz, Juan Antonio   +1 more
core  

Four rural cemeteries in central western NSW: Islands of Australiana in a European sea? [PDF]

open access: yes, 2013
Vascular plants present in groundstoreys of variously–managed areas in four cemeteries in central western NSW – two on the Central Western Slopes (Garra and Toogong) and two on the Central Tablelands (Lyndhurst and Carcoar) – were recorded over periods ...
Cole, Ian A.   +3 more
core  

Centaurea horridaBadarò

open access: yes, 2008
Descrizione della specieCentaurea horridaBadarò.
Filigheddu, Rossella Speranza   +1 more
openaire   +1 more source

Estudio taxonómico de Centaurea sect. Acrocentron (Cass.) DC. (Asteraceae) en la Península Ibérica y Baleares [PDF]

open access: yes, 2013
Se ha efectuado la revisión taxonómica de Centaurea sect. Acrocentron (Cass.) DC. en la Península Ibérica e Islas Baleares. Se reconocen 24 taxones reparti¬dos en 2 subsecciones: Lopholomoides y Chamaecyanus. Se aporta una clave para la identificación de
Devesa Alcaraz, Juan Antonio, López, E.
core  

KONYA'DA YETİŞEN CENTAUREA PTEROCAULA TRUATV. 'IN FENOLİK YAPISI VE ANTİOKSİDAN ETKİSİ

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2009
antioksidan aktivitesinin belirlenmesi amaçlanmıştır. Centaurea Pterocaula 'u yağından uzaklaştırılmak için sokslet apareyi ile petrol eterinde ekstrakte edildi.
Yener TEKELİ
doaj  

Short-term Response of Holcus lanatus L. (Common Velvetgrass) to Chemical and Manual Control at Yosemite National Park, USA [PDF]

open access: yes, 2015
One of the highest priority invasive species at both Yosemite and Sequoia and Kings Canyon national parks is Holcus lanatus L. (common velvetgrass), a perennial bunchgrass that invades mid-elevation montane meadows.
Brooks, Matthew L.   +3 more
core   +1 more source

Centaurea L.

open access: yes, 2014
Género con unas 250 especies nativas de la región Mediterránea del Viejo Mundo, Eurasia y la región Irano-Turania; muchas son adventicias en diversas partes del mundo. Este estudio fue realizado sobre la base del análisis de bibliografía específica, base de datos, especímenes de herbario, análisis morfométricos y viajes de campo.
Gutiérrez, Diego Germán   +2 more
openaire   +1 more source

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