Sentence:  Bursdon and Welsford were then, as now, a rolling range of dreary moors, unbroken by <WSD>tor</WSD> or tree, or anything save few and far between a world-old furze-bank which marked the common rights of some distant cattle farm, and crossed then, not as now, by a decent road, but by a rough confused trackway, the remnant of an old Roman road from Clovelly dikes to Launceston. 
Meaning of the word marked with <WSD> tags:  A hill.