original: they are distinguished from the higher plants by a lack of true roots , stems or leaves .
simplifications: they do not have true roots , stems , or leaves , like the higher plants . they are distinguished from the higher plants by a lack of true roots , stems or leaves . they are distinguished from the higher plants by a lack of true roots , stems or leaves . they are different due to a lack of roots , stems , or leaves . they are different from the higher plants by having no true roots , stems or leaves . they are differentiated from the higher plants by a lack of true roots , stems or leaves . they are set apart from the higher plants by a lack of true roots , stems or leaves . they are distinguished from the higher plants by a lack of true roots , stems or leaves .