Pollen studies in the genus Viola (Violaceae) from Iran

[摘要] Pollen morphology of 17 species of Viola representing five sections, Melanium, Plagiostigma, 'Spathulidium' ined., Sclerosium, and Viola, was studied using light and scanning electron microscope. Pollen grains were usually symmetrical,...

[学科分类] 植物学

[关键词] Exine;morphology;ornamentation;palynology;pollen;Viola