Global ETD Search
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Showing 1 to 3 of 3 for “"Lycophyte"”.
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Investigating the evolution of cytochromes P450 involved in GA biosynthesis
… diterpene synthase was characterized from the lycophyte Selaginella moellendorffii . The structure of its product, labda-7,13E-dien-15-ol, demonstrates that this enzyme catalyzes a novel class II diterpene cyclization reaction, and clarifies the biosynthetic origins of the family of derived …
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COMPARATIVE ULTRASTRUCTURE OF APICAL CELLS AND DERIVATIVES IN BRYOPHYTES, WITH SPECIAL REFERENCE TO PLASMODESMATA
… of monilophytes and Selaginella (heterosporous lycophyte) with single ACs. Takakia lepidozioides leafy shoot has a tetrahedral AC with a highly curved free surface. This peculiar moss has mucilage hair (MH) associated with axil of phyllids. Mucilage hair in both species are 3-celled with a forth …
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Molecular Systematics of <i>Isoëtes</i> (Isoëtaceae) in Eastern North America
… is a cosmopolitan genus of aquatic lycophytes, occurring on every continent except Antarctica. Of approximately 200 total taxa, about half are in a clade of species mostly occurring in North and South America. Eastern North America accounts for 22% of global taxonomic diversity, …