Sentence:  A trailing plant with flowers like small white stars had bound itself across the bows as if in reverence for the fallen king, and in the crevices of his stony hair yellow <WSD>stonecrop</WSD> gleamed. 
Meaning of the word marked with <WSD> tags:  Any of various succulent plants of the Crassulaceae family, native to temperate zones, especially in genus "Sedum"