Morphology Of Flowering Plants Ques 60
60. Heterospory and seed habit are often discussed in relation to a structure called
(a) spathe
(b) bract
(c) petiole
(d) ligule
Show Answer
Answer : d
Hints & Solutions
(d) Heterospory, development of seed habit and ligulate leaves are important features of Selaginella. The reproductive structure in Selaginella is strobilus. A strobilus has many sporophylls. Two types of spores are produced by megasporophylls and microsporophylls. Ligule is a small leaf-like outgrowth at the base of leaf.
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