desmid


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Related to desmid: Ulothrix

desmid,

a protist of the class Charophyceae (see ChlorophytaChlorophyta
, phylum (division) of the kingdom Protista consisting of the photosynthetic organisms commonly known as green algae. The organisms are largely aquatic or marine.
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).

desmid

[′dez·məd]
(botany)
Any member of a group of microscopic, unicellular green algae of the family Desmidiaceae, having cells of varying shapes but always composed of mirror-image semicells, often demarcated by a median constriction or incision, and a cell wall that has pores, which are frequently ornamented.
References in periodicals archive ?
In the natural substratum, there was a change in the number of desmids taxa, in December 6th (4th sampling), when we registered an expressive contribution of diatoms.
In a study of colonization by periphytic algae in glass slides close to macrophyte stands, Rodrigues and Bicudo (2001) related the high richness of desmids in the periphytic community to the presence of macrophyte stands.