In some of the pteridophytes and gymnosperms,the sporophylls aggregate at the apices of the main stem or its branches to form definite compact structures. These compact structures are called:
- ASporangiophore
- BSorus
- CSporangium
- DStrobilus or cone
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Similar Questions
The prothallus represents:
MediumAIIMS 1999
View SolutionSporangia are associated with sporophylls. In $P$ plants,sporophylls are distinct,while in $Q$ plants,sporophylls form compact structures called strobili or cones.
$P \quad Q$
$P \quad Q$
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View SolutionWhat is the gametophytic stage of Pteridophytes?
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View SolutionSeed habit is first observed in some:
MediumAIPMT 1996
View SolutionIn $Pteridophytes$ / $Dryopteris$,meiosis occurs at the time of:
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