Plant Database

From the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Fern
Size Notes: To about 18 inches in height.
Leaf: "Leaves monomorphic, evergreen, clustered, 0.1-1 cm apart, 10-45 cm. Petiole straw-colored, (1.5-)5-20 cm x ca. 1 mm, at base very sparsely set with ovate-lanceolate, hairy scales; blades linear-lanceolate, to ca. 30(-40) cm, slightly narrowed at base, proximal 1-3 pinna pairs slightly shortened, gradually tapered to pinnatifid apex. Pinnae spreading, rounded at tip, 0.5-3 x 0.5-1.3 cm, proximal pinnae stalked to 3 mm, distal pinnae broadly adnate and basiscopically decurrent, crenate or incised 1/4-1/2 width or single basal acroscopic segment on proximal pinnae nearly or quite free; segments somewhat oblique, rounded at tip; proximal pair of veins from adjacent segments running to sinus or nearly so. Indument on both sides of thin to stout hairs mostly 0.2-1.5 mm on costae, veins, and blade tissue." (Webref: 38).
Fruit: "Sori elongate along veins, lacking indusia; sporangia often minutely hairy on capsule, hairs 0.1-0.2 mm." (Webref: 38).

Distribution

USA: AL
Native Distribution: "A narrow endemic of northcentral Alabama." (Webref: 178).
Native Habitat: "Habitat: On sandstone cliffs in river gorges. Elevation: 150 m." (Webref: 38).

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 178 - Flora of the Southeastern United States (2025) North Carolina Botanical Garden; Chapel Hill, NC.

Additional resources

USDA: Find Leptogramma burksiorum in USDA Plants
FNA: Find Leptogramma burksiorum in the Flora of North America (if available)
Google: Search Google for Leptogramma burksiorum