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Adder's Tongue is an herbaceous perennial that is up to 20 cm high. Each plant has an erect, leafless stem that is 2-15 cm high and which branches into a single leaf-like, ascending, sterile blade and into an erect, spike-like fertile stalk. The sterile blade is elliptic to broadly lance-shaped and 2-8 cm long with entire margins and a rounded to pointed tip. The upper portion of the fertil...

Maidenhair Spleenwort is a perennial with short rhizomes and glabrous, evergreen fronds clustered from the base of the plant. Each frond is 7-35 cm long, and is pinnately divided into numerous pinnae that are arranged alternately on the shiny, reddish-brown central axis (rachis) of the frond. The naked petioles and central axes tend to persist after the pinnae have fallen; each pinna is 5 mm wid...

Stalked moonwort is a perennial with a single above ground frond up to 25 cm tall. It is divided into two segments that share a common stalk. The lower common stalk is usually reddish brown and the upper part of the plant is a dull green. The mostly sterile segment is conspicuously stalked and once to twice pinnatifid with up to five pairs of primary pinnae. The pinnae have irregular lobes and v...