"Alnus glutinosa. A, a flowering twig; s, staminate catkins; p, pistillate catkins; B, a group of staminate flowers, enlarged; C, two pistillate flowers, enlarged." -Bergen, 1896

Alder Flowers

"Alnus glutinosa. A, a flowering twig; s, staminate catkins; p, pistillate catkins; B, a group of staminate…

"Ulmus campestris. A, a flowering twig; B, a flower; C, longitudinal section of a flower; D, a fruit." -Bergen, 1896

Elm Flowers

"Ulmus campestris. A, a flowering twig; B, a flower; C, longitudinal section of a flower; D, a fruit."…

The common name of philadelphus coronarius is common mock orange or syringa. The primulaeflorus variety is a double flowered variety.

Flowering Twig of Philadelphus Coronarius Primulaeflorus

The common name of philadelphus coronarius is common mock orange or syringa. The primulaeflorus variety…