Hudsonian
/hʌdˈsəʊnɪən/adjective
1- of or relating to Hudson Bay and the surrounding land（与）哈得孙湾（有关）的, （与）哈得孙湾周边地带（有关）的。
1.1
- Biology denoting a biogeographical zone represented by the territory around the bay (north of the tree line from Labrador to Alaska)【生】（从拉布拉多到阿拉斯加林木线以北的）哈得孙湾周边地区生物地理带的。