This group of protists have flagella with many short hair-like structures along the length of the flagella. 2 In the petH phylogeny, at least 5 isoforms were recovered for Karenia. These organisms share morphological characteristics with fungi, but phylogenetic analysis has shown that they are not closely related. Ø Both groups produce spores as a mode of reproduction. Unique Characteristics: Our example is a Trypanosoma ... Stramenopiles 1. The unifying feature of this group is the presence of a textured, or “hairy,” flagellum. Stramenopiles have two flagella of different length, one at the front of the cell, and one attached further back. Simpson, Y. Eglit, in Encyclopedia of Evolutionary Biology, 2016. The stramenopiles include the golden algae (Chrysophyta), the brown algae (Phaeophyta), and the diatoms (Bacillariophyta).Stramenopiles have chlorophyll a, chlorophyll c 1 /c 2, and fucoxanthin as photosynthetic pigments.Their storage carbohydrate is chrysolaminarin. A ‘hairy’ flagellum is often paired with a shorter, smooth flagellum. This flagellum beats out a water current which moves the … Neighboring taxonomic group: Based on the phylogenetic analysis with 18S rRNA, oomycetes are more related to Heterokontae which contain diatoms and golden-brown algae 2. Stramenopiles (also known as heterokonts) usually have a flagellate stage in the life cycle that has a characteristic type of stiff tubular ‘hairs’ arranged in two rows on one flagellum (see Patterson, 1999).These flagellates swim in the direction the hair-bearing flagellum is pointing. While some lack cell walls, others have scales. Other articles where Stramenopiles is discussed: protozoan: Annotated classification: Stramenopiles Group consists of 4 heterotrophic clades and 15 predominantly autotrophic clades and contains many examples of secondarily-derived heterotrophs; in autotrophic groups, fucoxanthin is the dominant accessory pigment. Difference between Oomycetes and True Fungi (1). 3) are a remarkably diverse, monophyletic group that includes: planktonic diatoms, small single-celled or colonial freshwater protists (golden algae), large multicellular marine seaweeds (brown algae), and water molds, which include the pathogen responsible for the potato blight that drove millions of people in Ireland hungry in the nineteenth century. Many important photosynthesizers are stramenopiles and not all stramenopiles are single-celled. Physical Characteristics. Ø Both groups undergo sexual reproduction. Stramenopiles (Fig. Stramenopiles. Diatoms are a single-celled algae with a unique silicon-based cell wall. The Kareniaceae group within a clade consisting of haptophytes and stramenopiles, this clade is supported by unique sequence characteristics. Hyphal architecture: Aseptate and coenocytic tubular hyphae 2. A.G.B. Oomycetes: 1. 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