Saturday, November 3, 2012
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