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Linnaeus first gave the hart's-tongue fern the binomial Asplenium scolopendrium in his Species Plantarum of 1753. [4] The Latin specific epithet scolopendrium is derived from the Greek skolopendra, meaning a centipede or millipede; this is due to the sori pattern being reminiscent of a myriapod's legs. [5] [6]
One author has claimed that the conversion of Clark Reservation into a state park in 1926 occurred because of interest in preserving the American hart's tongue fern. [21] In 1930, a state law was passed protecting hart's tongue fern in Onondaga County and also neighboring Madison County ; [ 22 ] nonetheless, destruction of habitat in the nearby ...
The Beaver Valley in summer, looking east. Fog drifting off Georgian Bay is not uncommon. While much of the valley is heavily cultivated, it also contains several well-preserved natural habitats and is home to a number of locally and globally rare species, notably American Hart's-tongue fern (Asplenium scolopendrium var. americanum).
Most of the Fern Cave NWR is on the western side of Nat Mountain between Scottsboro and Huntsville, Alabama. The Paint Rock River, a tributary of the Tennessee River borders the northwestern side of the refuge. Elevation ranges from the relative flat area around the Paint Rock River valley to a 1,500+ foot elevation at the top of the mountain.
Split Rock is also known as the locale for the discovery of the American hart's tongue fern by Frederick Pursh in 1807. [6] This fern is endangered in the United States. Its habitat in Split Rock as well as the remains of the limestone quarry and the munitions factory are preserved as a 32-acre (13-hectare) New York State Unique Area. [7]
Asplenium rhizophyllum plantlet sprouting from the leaf apex of its parent plant. The stipe (the stalk of the leaf, below the blade) is 0.5 to 12 centimetres (0.20 to 4.7 in) long [2] (occasionally up to 15 centimetres (5.9 in) long), and ranges from one-tenth to one and one-half times the length of the blade.
N Asplenium rhizophyllum – walking fern N Asplenium ruta-muraria – wall-rue N Asplenium scolopendrium var. americanum – American Hart's-tongue fern Special Concern
Harbors the largest U.S. population of the endangered American hart's tongue fern. [73] Clay Pit Ponds State Park Preserve: New York City: Richmond: 265 acres (107 ha) 1977 [74] 25,343: Managed as a nature preserve to protect wetlands, ponds, sand barrens, spring-fed streams, and forest on Staten Island. Includes a bird conservation area. [10] [75]