''Botrydium'' is a genus of
thalloid
Thallus (plural: thalli), from Latinized Greek (), meaning "a green shoot" or "twig", is the vegetative tissue of some organisms in diverse groups such as algae, fungi, some liverworts, lichens, and the Myxogastria. Many of these organisms were ...
algae
Algae (; singular alga ) is an informal term for a large and diverse group of photosynthesis, photosynthetic eukaryotic organisms. It is a polyphyletic grouping that includes species from multiple distinct clades. Included organisms range from u ...
.
Specimens can reach around 2 mm in size and produce
tetraspore
Tetraspores are red algae spores produced by the tetrasporophytic (diploid) phase in the life history of algae in the Rhodophyta as a result of meiosis.Jones, W.E. Revised and reprinted 1964. A Key to the genera of the British seaweeds.''Field Stu ...
s.
Species
Some currently recognised species:
* ''
Botrydium becherianum''
* ''
Botrydium corniforme''
* ''
Botrydium cystosum''
* ''
Botrydium divisum''
* ''
Botrydium granulatum''
* ''
Botrydium intermedium''
* ''
Botrydium milleri''
* ''
Botrydium pachydermum''
* ''
Botrydium stoloniferum''
* ''
Botrydium tuberosum''
* ''
Botrydium wallrothii''
References
Heterokont genera
Xanthophyceae
Taxa named by Karl Friedrich Wilhelm Wallroth
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