Elatostema umbellatum Urtica dioica Boehmeria nivea Parietaria judaica flowers Urtica dioica stinging hairs Germplasm Resources Information Network (GRIN) (2003-01-17).
Elatostema umbellatum Urtica dioica Boehmeria nivea Parietaria judaica, цветови Надразнувачки влакна Germplasm Resources Information Network (GRIN) (2003-01-17).