Decades: 1690s BC 1680s BC - 1670s BC - 1660s BC 1650s BC 1640s BC 1630s BC 1620s BC
Significant People
... mostly coniferous. The Ayan spruce[?] (Abies ayanensis), the Sakhalin fir[?] (Abies sachalensis) and the Daurian larch[?] are the chief trees; on the upper parts of ...