title: Flowering biology and structure of floral nectaries in Galanthus nivalis L.
abstract: In Poland &lt;em&gt;Galanthus nivalis&lt;/em&gt; L. is partially protected. The flowers of this species are one of the first sources of nectar and pollen for insects from February to April. The aim of this study was to present the flowering biology as well as the topography, anatomical, and ultrastructural features of the floral nectary. The flower lifespan, the breeding system, and the mass of pollen and nectar produced by the flowers were determined. Examination of the nectary structure was pe
journal: Acta Societatis Botanicorum Poloniae