Sporangia of eusporangiate ferns:
- APossess a single layer of wall cells
- BProduce very few spores
- COriginate from a group of initial cells
- DDehiscence at the region of a well defined stomium
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What is the type of vascular bundle found in the roots of ferns (Dryopteris)?
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View SolutionMatch the following columns $:-$
Column-$I$ Column-$II$ $A$. Psilopsida $i$. Dryopteris $B$. Lycopsida $ii$. Equisetum $C$. Sphenopsida $iii$. Selaginella $D$. Pteropsida $iv$. Psilotum
| Column-$I$ | Column-$II$ |
| $A$. Psilopsida | $i$. Dryopteris |
| $B$. Lycopsida | $ii$. Equisetum |
| $C$. Sphenopsida | $iii$. Selaginella |
| $D$. Pteropsida | $iv$. Psilotum |
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