birch (esp. Japanese white birch)
 Japanese white birch (Betula platyphylla var. japonica)
 birch tree (esp. the Japanese white birch, Betula platyphylla var. japonica)
 cherry bark work;  cherry bark art
 Betulaceae (birch family)
 ornamental variety of double weeping rosebud cherry;  any cherry tree with birch-like bark; (arch.)  Japanese bird cherry (Prunus grayana)
 monarch butterfly (Danaus plexippus)
 Japanese foliage spider (Chiracanthium japonicum)
 chaga mushroom (Inonotus obliquus)