haplobiontic

haplobiontic
Describing a plant or fungus that has only either a haploid or a diploid, (but not both!) phase in its life cycle. That is, it lacks any alternation of generations.

The algal ancestors of land plants were probably haplobiontic

See Also: haplobiont

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Look at other dictionaries:

  • haplobiontic — hap·lo·bi·on·tic …   English syllables

  • haplobiontic — adjective see haplobiont …   Useful english dictionary

  • plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… …   Universalium

  • Biological life cycle — A life cycle is a period involving 1 generation of an organism through means of reproduction, whether through asexual reproduction or sexual reproduction. In regard to its ploidy, there are 3 types of cycles: * haplontic life cycle * diplontic… …   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

  • diplobiontic — adjective Describing a plant or fungus where both the haploid and diploid phases are represented by a multicellular phase. All embryophytes are diplobiontic. Ant: haplobiontic …   Wiktionary

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