Calamagrostis nutkaensis

Calamagrostis nutkaensis is a species of grass known by the common names Pacific reedgrass and Nootka reedgrass.
It is native to western North America from Alaska to central California, where it is mainly a coastal species growing in moist areas such as beaches and wetlands. This is a perennial bunchgrass forming thick tufts of stems which may exceed a meter in height. There are several flat grass leaves up to a centimeter wide. The inflorescence is usually narrow and thin.
Coastal roadsides in Mendocino County, California can have populations, often receiving fog drip under Eucalyptus stands.