Mt. Rainier

Mt. Rainier Flora -- Dryopteris expansa -- (Spreading Wood Fern)

photos by Susan McDougall


Dryopteris expansa

The fronds are 3-times pinnate and tipped with sharp points.

Location: Cowlitz Divide trail

Date: July 1, 2016

Author: Susan McDougall
Cowlitz Divide trail
GPS: 46.7596, -121.5635
Date: July 1, 2016
Dryopteris expansa

This is a fairly common fern, often found with Western Lady Fern.

Location: Cowlitz Divide trail

Date: July 1, 2016

Author: Susan McDougall
Cowlitz Divide trail
GPS: 46.7596, -121.5635
Date: July 1, 2016
Dryopteris expansa

Typically found below 4,000 feet, this is a fern of dense forests. The sori are round, rather like a Sword Fern.

Location: Cowlitz Divide trail

Date: July 1, 2016

Author: Susan McDougall
Cowlitz Divide trail
GPS: 46.7596, -121.5635
Date: July 1, 2016

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