Saturday, November 3, 2012

Marsh Fern

                                         Marsh Fern  (Thelypteris palustris)

Marsh Fern: A delicate, common, medium-sized fern.

Found in moist ground, open sun and partial shade.

Grows in rich, sweet, muddy soil, in open woodlands and wet meadows.

Leaves: 18" (45cm) tall, 6" (15cm) wide. Lance-shaped with pointed tips and widest near the bottom third.

Cut into 12 (+ / - ) pairs of nearly opposite, stemless leaflets.

Leaflets: Lance-shaped, cut nearly to midvein into 12 ( + / - ) rounded, or blunt-tipped lobes, margins not toothed.

Fern Lovers: You may also like my post on Cinnamon Fern:  (cinnemomea) June 13, 2012.

(Click on photo to enlarge)


Peterson Field Guide to Ferns  - Boughton Cobb   c 1956, 1963

Photo Location:  McCarthy Lake,  Kent County,  Michigan