it is said ( p. 95 ) that 'the dwellings of the rodothlim were not utterly distant from the realm of tinwelint , albeit far enough ' ; while the woodmen dwelt 'in lands that were not utterly far from sirion or the grassy hills of that river 's middle course ' ( p. 91 ) , which may be taken to agree tolerably with the situation of the forest of brethil .