Box 25, Folder 4: Ferns III

5 Felices 3 Pecopterideoe

Genus Asplenites, Gopp. Lesq. Geol Penn 2 p 864

Fruit dots linear, attached to the back of the secondary nerves; nerves pinnate; nervules simple or dichotomous; frond pinnate or bipinnate.

Asplenites rubra Lesquereux. Geol Penn 2 p 864

Frond bi (or 3?) pinnate; pinnate broadly linear, half open, alternate; pinnules oval-oblong, united at the base; nervules forking from the base; fruit dots linear, placed in two rows between the margins and the medial nerves; rachis thick

Coal Measures; in a bed of red shale at "Grollo [Grotto] of Flowers" near Marietta Ohio

5 Felices 3 Pecopterideoe

Genus Callipteris, Brongniart

Frond bipinnatifid; pinnoe long, decurrent on the common rachis; pinnules contiguous, slightly oblique, united and decurrent at the base; medial nerve arched and oblique; secondary nerves oblique, bifurcate; fruit-dots punctiform, inserted on the divisions of the nerves near their bifurcation.

Callipteris Sullivantii, Lesquereux Geol Penn 2 p 866 pl 5 fig 13

Frond bipinnate, pinnoe lanceolate; pinnules alternate oblique, obovate or oblong, nearly contiguous, slightly decurrent by their base, and united together with a slightly-obtuse sinus; medial nerve broad, disappearing above the middle; secondary nerves arched, slender, close, many times forked, or dichotomous.

Coal Measures Shemokin Pa

[?] of (Tree Fern)

Genus Caulopleris, Lindley & Hutton.

Stem very thick, tree-like, marked on the surface with large scars left by the insertion of the petioles of leaves; scars disposed spirally, oblong, oval, with a broad double or simple margin (annulus), marked in the middle by a fascicule of vessels, simple, oval, or curved above horn-like.