A micrograph of a Frankia alni culture at a magnification of 100x with hyphae and a nitrogen-fixing vesicle in the center using a 3D filter taken by a post-doctoral fellow, Ms. Lorena Carro, in Dr. Philippe Normand's laboratory.
Summary[edit] Description: English: Alder nodules (Frankia alni) on roots of common alder Alnus glutinosa. Date: 1 July 2011. Source: Own work. Author: Cwmhiraeth.
Summary[edit] Description: Nederlands: Frankia alni, een bacteriesoort die wortelknolletjes veroorzaakt op Zwarte els. Deze bacterie leeft in symbiose met de Zwarte els. De bacterie bindt stikstof en maakt deze beschikbaar voor zijn gastheer. Date: 14 September 2019, 11:41:11. Source: Own work. Author: HMMuller.
No machine-readable author provided. Sten assumed (based on copyright claims).
Wikimedia Commons
Summary[edit] Description: Symbiotic bacteriae on Alnus. Photo: Sten Porse. Date: 18 January 2006 (original upload date). Source: No machine-readable source provided. Own work assumed (based on copyright claims). Author: No machine-readable author provided. Sten assumed (based on copyright claims).