In host range studies the virus causes local lessions on Chenopodium quinoa and C. amaraticolor (Amaranthaceae).
He is commemorated in the Asteraceae genus Pechuel-Loeschea O.Hoffm., Adenia pechuelii of the Passifloraceae and Aerva pechuelii of the Amaranthaceae, having to make way for the older Calicorema capitata.