United States | Ferns and Lycophytes of the World

Sceptridium dissectum

Habit, extremely lacerated form Habit, less dissected form Common stalk (trophophore + sporophore)...

Fertile lamina, abaxially Fertile lamina, adaxially Sterile lamina, abaxially Sterile lamina,...

D. obscurum – main stem, proximally D. obscurum – main stem, x-sect. D. obscurum...

D. dendroideum – main stem, proximally D. dendroideum – main stem, x-sect. D....

D. hickeyi – main stem, proximally D. hickeyi – main stem, x-sect. D. hickeyi –...