In this article we will discuss about:- 1. Definition of Lichens 2. Structure of Lichens 3. Relationships 4. Reproduction. Definition of Lichens: Lichens are dual organisms or entities which contain a permanent association of a fungus or mycobiont and an alga or phycobiont. The fungal partner is usually an Ascomycota and sometimes, a basidiomycete. The […]
Lichens: Definition, Structure and Reproduction (With Diagram)
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Structure of Lichen Thallus (With Diagram)
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On the basis of internal structure of thallus, the lichens are divided into two groups, namely, homoiomerous and heteromerous lichens. 1. Structure of Homoiomerous Lichen Thallus: In the gelatinous lichen thalli such as Collema and Leptogium, the thallus shows a simple structure with little differentiation. It consists of a loosely interwoven mass of fungal hyphae […]
Economic Importance of Lichens | Plants
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In this article we will discuss about the economic importance of lichens. 1. Certain species of lichens are valuable sources of food. Most important of these are the fruticose lichen Cladonia rangiferina (Reindeer Moss) and other tundra lichens which serve as food for reindeer, caribou, musk ox and other wild animals of the Arctic tundra […]
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