Elaphoglossum, ferns, filmy ferns, grammitid ferns, lycophytes, Selaginella
Five of the new records belong to Elaphoglossum, four species are filmy ferns, and three are grammitids.
Note: Hymenophyllum tayloriae Farrar & Raine, * TAYLOR'S or GORGE FILMY FERN
(see Figure 14), which primarily occurs only as a gametophyte, is known from Lawrence, Winston and Franklin counties in northwest Alabama.
Leaf development has been described in Microgonium tahitense, a species of filmy fern
with unusual peltate leaves (Hagemann, 1988).
New records of Polyphlebium borbonicum, an African filmy fern
, in the New World and Polynesia.
Highly abundant groups with numerous epiphytic species in the area are the filmy ferns
(Hymenophyllaceae), grammitid ferns (Polypodiaceae), and the genus Elaphoglossum (Dryopteridaceae).
In contrast, a pair of filmy ferns
, Trichomanes godmanii Hook.
Angiopteris, Osmunda, filmy ferns
, and gleichenioid ferns all possess the "tobacco" (ancestral) gene order.
The authors have generally adopted the most recent classification/taxonomy available for a given genus, with only minor exceptions: filmy ferns
are presented in the traditional two genera system, rather than the recently published 9-genus classification by Ebihara et al.