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Write a note on economic importance of Pteridophytes.

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A note on economic importance of Pteridophytes: Pteridophyte: 

1. Rumohra adiantiformis (leather leaf fem) 2. Marsilea 

3. Azolla 

4. Dryopteris filix – mas 

5. Pteris vittata 

6. Pteridium sp. 

7. Equisetum sp.

8. Psilotum, Lycopodium, Selaginella, Angiopteris, Marattia.

Uses:

1. Cut flower arrangements 

2. Food 3. Biofertilizer 

4. Treatment for tapeworm 

5. Removal of heavy metals from soils – Bioremediation 

6. Leaves yield green dye 

7. Stems for scouring 

8. Ornamental plants

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