Photo: Alnus glutinosa 22.
Photo: Alnus glutinosa 21.
Photo: Alnus glutinosa 23.
Photo: Alnus glutinosa 19.
Photo: Alnus glutinosa 20.
Photo: Alnus glutinosa 18.
Branch with young leaf and young cones. Tammisaari archipelago, Finland. Wild. 2010-05-23.
Photo: Alnus glutinosa 17.
Photo: Alnus glutinosa 12.
Catkins, not quite open yet, bright red. Tammisaari archipelago, Finland. Wild. 2008-03-29.
Photo: Alnus glutinosa 16.
Flowering branch, with last years' cones. Tammisaari archipelago, Finland. Wild. 2008-03-29.
Photo: Alnus glutinosa 15.
Catkins, not quite open yet, bright red - and female flowers. Tammisaari archipelago, Finland. Wild. 2008-03-29.
Photo: Alnus glutinosa 14.
Branch in flower: male (catkin) and female flowers. Tammisaari archipelago, Finland. Wild. 2008-03-29.
Photo: Alnus glutinosa 13.
Flowers: male (catkin) and female. Tammisaari archipelago, Finland. Wild. 2008-03-29.
Photo: Alnus glutinosa 11.
Photo: Alnus glutinosa 10.
Photo: Alnus glutinosa 09.
f. pyramidalis. Catkins, not yet fully open. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2006-04-22.
Photo: Alnus glutinosa 08.
f. pyramidalis. Tree before the leaves sprout. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2006-04-22.