Ectophloic siphonostele is found in
- AOsmunda and Equisetum
- BMarsilea and Botrychium
- CAdiantum and Cucurbitaceae
- DDicksonia and Maidenhair fern
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Similar Questions
The evolutionary advanced features of $Selaginella$ are:
$(a)$ Heterospory
$(b)$ Endosporic development of gametophyte
$(c)$ Reduced gametophyte
$(d)$ Localization of sporangium-bearing appendages in strobili
$(e)$ Unisexual gametophytes
$(f)$ Fertilization with the help of water
$(a)$ Heterospory
$(b)$ Endosporic development of gametophyte
$(c)$ Reduced gametophyte
$(d)$ Localization of sporangium-bearing appendages in strobili
$(e)$ Unisexual gametophytes
$(f)$ Fertilization with the help of water
Medium
View SolutionWhat is the chromosomal status of the gametophytic phase in pteridophytes?
The figure given below is the $T.S.$ of an $Azolla$ leaf. The filaments present in the cavity of the leaf are of . . . . . . .
In pteridophytes,the sporophytes consist of leaf-like appendages called
Easy
View SolutionIn $Selaginella$,male gametes are
Easy
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