reindeer moss

lichen | American Dictionary

lichen
noun[ C ]
us/ˈlɑɪ·kən/
biology
a type of organism that consists of an alga (= plant without leaves or roots) and a fungus (= plant without leaves, flowers, or color) growing together

Examples of lichen

lichen
An overview on lichenological investigations gives the background of the history of research on lichens since 1820.
The symbiotic state enables the lichen thallus to colonize extreme habitats where the separate bionts would not be able to survive.
Channel-imaging was correlated with contour images to improve recognition of visual damage, which reflects the vitality of the lichen tissue.
The results presented here emphasize the fact that lichen symbiosis shows an extremely high resistance to the simulated extreme space conditions used in our experiments.
The ability to map the distribution of lichens is more open to question.
The whole lichen thallus appears to be vital.
Maximum diameters of a crustose lichen mean that many small areoles or lobules form a conglomerate of thalli.
Lichen from the breccia outcrop was analysed for reference.
Furthermore, as a result of these uprated properties, the lichen is highly desiccationtolerant, which is a prerequisite for its occurring above ground.
Reproductive strategies, relichenization, and thallus development observed in situ in leaf-dwelling lichen communities.
A remote sensing methodology for monitoring lichen cover.
Ever since terrestrial biology became a significant field of research, a detailed monography on lichens has been missing.
The exposed bacteria and lichens were accommodated in specially designed anthropogenic hardware manufactured to endure the space environment.
Mosses and lichens occur in the vicinity of small ephemeral watercourses.
Both lichen species grow preferably at very sun-exposed sites.
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