Toothed spleenwort
Asplenium dentatum

Landscape Uses:

Primarily recommended for natural landscapes and habitat restorations.

Ecological Restoration Notes:

Limited to exposed moist limestone in rockland hammocks with constantly high humidity. The lowered water table in South Florida make this a difficult species to incorporate into restoration projects.
Grown by enthusiasts.
Small herbaceous fern.
Pendent, the leaves about 2-6 inches in length. Spreading across the limestone and forming small or sometimes large colonies.
Growth Rate:
Miami-Dade, Broward and Palm Beach Counties; West Indies and Central America. Rare north of the Miami River. In Broward County, know only from Fern Forest Nature Center.
Rockland hammocks.
Moist limestone rock, with or without an accumulation of humusy material.
Nutritional Requirements:
Moderate; can grow in nutrient poor soils, but needs some organic content to thrive.
Salt Water Tolerance:
Low; does not tolerate flooding by salt or brackish water.
Salt Wind Tolerance:
Low; salt wind may burn the leaves.
Drought Tolerance:
Low; requires moist to wet soils and is intolerant of long periods of drought.
Light Requirements:
Light shade to moderate shade.
Flower Color:
Flower Characteristics:
There are no flowers; the plants reproduce by spores.
Flowering Season:
All year.
Inconspicuous spores.
Wildlife and Ecology:
Horticultural Notes:
Can be grown from spores. Very difficult to grow.
It is listed as endangered by the state of Florida.

Keith A. Bradley
James Johnson
Miami-Dade County, 2013
Jennifer Possley
In habitat, Matheson Hammock Park, 2006
Jennifer Possley
In habitat, Matheson Hammock Park, 2006