نتایج جستجو برای: crustose lichens

تعداد نتایج: 2459  

ژورنال: :مجله گیاهشناسی ایران 2008
ساره سادات کاظمی فرخ قهرمانی نژاد

گونه های جدیدی از گلسنگ ها شامل crytpothecia striata، lecanographa lynceaوcaloplaca citrinaبرای اولین بار از ایران گزارش می شوند، جنس های crytpothecia و lecanographaبرای اولین بار از ایران گزارش می شوند. گونه opegrapha vulgataبه عنوان گزارش جدیدی از استان گلستان ذکر می شود.

2016
Kaja Rola Piotr Osyczka Alina Kafel

Lichens appear to be essential and effective colonisers of bare substrates including the extremely contaminated wastes of slag dumps. This study examines the metal accumulation capacity of epilithic lichens growing directly on the surface of artificial slag sinters. Four species representing different growth forms, i.e., crustose Candelariella aurella, Lecanora muralis, and Lecidea fuscoatra an...

Journal: :Geografiska Annaler: Series A, Physical Geography 2010

Journal: :Forest Ecology and Management 2022

Lichens have a vital role in forest ecosystems and they are threatened group boreal forests. However, the conservation ecology of total lichen community has very rarely been studied. Here we studied species communities, including macrolichens (=foliose fruticose growth forms) crustose lichens, on decaying wood spruce-dominated forests Finland. We also obligate lignicoles that grow only dead mos...

2015
Mikel Sanz Mohamed Oujja Carmen Ascaso Sergio Pérez Jacek Wierzchos Mariela Speranza Maria Vega Marta Castillejo

Laser removal of biodeteriogen layers warrants detailed studies due to the advantages it brings with respect to mechanical elimination or the use of biocides. We have investigated elimination of biological crusts on dolomite stones from heritage sites in central Spain. The samples were colonized by epilithic crustose lichens of different species, such as Caloplaca sp. and Verrucaria nigrescens....

2011
Ek Sangvichien David L. Hawksworth Anthony J.S. Whalley

A total of 292 lichen samples, representing over 200 species and at least 65 genera and 26 families, were collected, mainly in Thailand; 170 of the specimens discharged ascospores in the laboratory. Generally, crustose lichens exhibited the highest discharge rates and percentage germination. In contrast, foliose lichen samples, although having a high discharge rate, had a lower percentage germi...

2016
Seok Cheol Kim Jun Seok Kim Bo Ram Hong Soon Gyu Hong Ji Hee Kim Kyu Song Lee

Background: In this article, it was analyzed how snow melting affects the assembly of lichen and moss communities in a small area of the coastal region of Barton Peninsula, which is in maritime Antarctic. In the small area, even though there is a huge gap of difference of the environment between the snow-filled area and snow-melt one, the latter did not have distinctive environmental gradients....

2010
Espen Jettestuen Anders Nermoen Geir Hestmark Einar Timdal Joachim Mathiesen

Crustose lichen communities on rocks exhibit fascinating spatial mosaics resembling political maps of nations or municipalities. Although the establishment and development of biological populations are important themes in ecology, our understanding of the formation of such patterns on the rocks is still in its infancy. Here, we present a novel model of the concurrent growth, establishment and i...

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