Heterosporic
Heterosporic Het`er*o*spor"ic, Heterosporous Het`er*o*spor"ous, a. [Hetero- + spore.] (Bot.) Producing two kinds of spores unlike each other. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • heterosporic — het·er·o·spor·ic …   English syllables

  • heterosporic — adjective see heterosporous …   Useful english dictionary

  • Heterosporous — Heterosporic Het er*o*spor ic, Heterosporous Het er*o*spor ous, a. [Hetero + spore.] (Bot.) Producing two kinds of spores unlike each other. [1913 Webster] …   The Collaborative International Dictionary of English

  • Isosporic — I so*spor ic, a. [Iso + Gr. spo ros fruit.] (Bot.) Producing but one kind of spore, as the ferns and Equiseta. Cf. {Heterosporic}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Alternation of generations — (also known as alternation of phases or metagenesis) is a term primarily used in describing the life cycle of plants (taken here to mean the Archaeplastida). A multicellular sporophyte, which is diploid with 2N paired chromosomes (i.e. N pairs),… …   Wikipedia

  • Evolutionary history of plants — Plants have evolved through increasing levels of complexity, from the earliest algal mats, through bryophytes, lycopods, ferns and gymnosperms to the complex angiosperms of today. While the simple plants continue to thrive, especially in the… …   Wikipedia

  • Heterospory — is the production of spores of two different sizes and sexes by the sporophytes of land plants. Heterospory was evolved from isospory independently by several plant groups in the Devonian period cite journal|title=Heterospory the most iterative… …   Wikipedia

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