Describe special features in structure and life history of vaucheria. Discuss it's systematic position. long question
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These are the Special features of Vaucheria species are characterized by multinucleate tubular branches that lack cross walls except when associated with reproductive organs or when injured. Food is stored as oil globules. Asexual reproduction is by motile multiflagellate zoospores and nonmotile aplanospores. Sexual reproduction also occurs.It is the life history of Vaucheria.Vaucheria thallus is haploid. It is aseptate, branched, tubular and coenocytic structure. Vegetative re-production takes place by fragmentation. Asexual reproduction takes place by zoospore in aquatic species and by aplanospores in terrestrial species.
Vaucheria is a genus of Xanthophyceae or yellow-green algae. It is one of only two genera in the family Vaucheriaceae. The type species of the genus is Vaucheria disperma. Vaucheria exhibits apical growth from the tip of filaments forming mats in either terrestrial or freshwater environments.