Hart's Tongue Fern
Scientific Name: Asplenium scolopendrium var. americanum (Fern.) Kartesz & Gandhi
Synonym: Phyllitis japonica ssp. americana , Phyllitis scolopendrium var. americana , Scolopendrium vulgare
Family: Aspleniaceae
Phyllitis scolopendrium var. americana, Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 1: 25.
Sunset®: 2-24
USDA: 6-9
Heat Tolerance: Not well adapted to dry summers
Sun Exposure: Moist part shade to full shade
Origin: Eastern USA, threatened in the wild, CITES Appendix I
Growth Habits: Cluster of evergreen strap-shaped fronds from a short underground root, 16 to 24 inches tall (40-60 cm) or more, each frond is 5 to 16 inches long (12-40 cm), and 0.8 to 1.8 inches wide (2-4.5 cm)
Watering Needs: Regular water, humid air
Propagation: Spores, divisions in late winter, leaf base cuttings
Blooming Habits:
The fronds of this plant are covered with linear cinnamon-colored stripes. These stipes are spore-producing, reproductive structures (sporangia).
Culture:
Likes calcareous soils.
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