Article from Bean's Trees and Shrubs Hardy in the British Isles
Recommended citation 'Astragalus' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/astragalus/). Accessed 2023-02-03.
A very large genus of over 1,500 species in the temperate regions of the world, mostly of the northern hemisphere. For the most part they are herbaceous, but in arid climates take the form of dwarf, spiny shrubs.