Eric Walker added Indigofera tinctoria - Wikipedia to Indigofera tinctoria
Eric Walker added Collections: Clothing, How Did They Make It? Part IVa: Dyed in the Wool – A Collection of Unmitigated Pedantry to a number of topics
Eric Walker added Indigofera tinctoria and Indigofera - Wikipedia to Indigofera, and added Indigofera to Legume family