Citations:pernoctal


 * 2002, Peter J. Metevelis, Mythical Stone (Mythological Essays, volume I), ISBN 0595228135, “To Be Dead or Not to Be: Stone and Immortality in Japan”, page 85:
 * Club moss grows naturally in the damp soil of mountain forests, hence in the shade (though it is able to tolerate sunlight so long as its soil remains damp). Not surprisingly, its Japanese name, hi-kage no kazura implies it is a vine that grows in the shade, away from sunlight. In short, it seems a natural choice for use in the pernoctal sun-summoning ritual.