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Investigating Species Boundaries And Taxonomy In The California Pincushion Plants, Theresa Saunders, Leigh Johnson
Investigating Species Boundaries And Taxonomy In The California Pincushion Plants, Theresa Saunders, Leigh Johnson
Journal of Undergraduate Research
Species in the genus Navarretia are annual wildflowers found almost exclusively in California. The Navarretia atractyloides group consists of just two species, N. atractyloides and N. hamata, that are more similar to each other morphologically than to any other Navarretia species. The most recent taxonomic investigation of these two species distinguishes between them based on bract shape, stamen attachment to the corolla, and whether the style is included and anthers included to slightly exserted from the corolla tube versus style exserted and anthers long exserted (Day, 1993). However, we have noticed that some specimens that seem to be …