Coast strip of Oregon and California from Yaquina Bay to Tomales Bay.
Kadiak Island, Alaska, and adjacent coast.
Shumagin and Aleutian Islands to Unalaska, Atka, Adak and Attu, Alaska.
Marshes of Suisun Bay, California.
A small tree up to 20 feet high, distributed on the shores of Disenchantment and Yakutat Bays, Alaska.