Assertion: white birch | /r/HasProperty | b. platyphylla japonica
Facets:
Source sentences:
text: Several Chinese birches and the Japanese white birch (B. platyphylla japonica) are sometimes used ornamentally.
text: The Japanese white birch (B. platyphylla japonica), an 18-metre tree native to eastern Asia, has broad leaves about 7 cm long; its hard, yellow-white wood is used for furniture and woodenware.