430 
[Ophioglossese. Osmundacese. Polypodiacese. 
— Cellules of the epidermis straight ... 4: 
4. Barren part of the frond placed about the middle of 
the plant, oblong, simply pinnatisect; segments half- 
moon-sbaped, the base broad-cuneiform, entire or cre- 
nate, rarely (v. incisum in which the incisions sometimes 
reach to the middle or more) deeply incised.—Pas¬ 
turages and hills, especially of the mount, and subalp.; 
distrib. 5.Lunaria Sw. 2599. 
— Barren part of the frond placed above the middle (gen. 
just below the panicle) ...... 5 
5. Barren part of the frond rather thick, 2-pinnatisect; 
segments of the first order spreading, subobtuse. B. 
Reuteri Payot. — Bernardin, Bormio, Chamouny. 6 
matricariaefolium A. Br. 2600. 
— Barren part of the frond thin, pinnatisect; segments of 
the first order ascending, lanceolate, acute, narrowed 
towards the base.—Upper Engadine near Pontresina, 
herb. Boiss., according to a manuscript note by Milde 
lanceolatum Angstr. 2601. 
129. Osmundacese. 
682. Osmunda. Royal-fern. XXIV, 8. 
1. Fronds yellowish green, 2-pinnatisect. PI. 10—15 dm 
high.—Marshes in transalpine Switz. 6 regalis L. 2602. 
130. Polypodiaceae. 
683. Polypodium. Polypody. XXIV, 22. 
1. Fronds simply pinnatisect; segments oblong-lanceolate, 
entire or toothed.— b. serratum Willd.—Fronds larger 
or broader; secondary nerves 3—4 (instead of 1 — 2) 
times dichotomous (St. Triphon!).—Woods; on rocks 
and tree-trunks; distrib. 6 . . vulgare L. 2603. 
684. Gymnogramme. Gymnogramme. XXIY, 14. 
1. Fronds stiff, coriaceous, 2-pinnatisect, thickly covered 
with scales underneath, at first of a silvery gray, then 
reddish brown. Notochlsena Marantee R. Br.—Walls; T. 
(Cavigliano!); also on the southern and eastern frontiers 
(Vintschgau, Veltlin, Como, Aostathal). 4 
Marantse Mett. 2604. 
685. Allosorus. Parsley-fern. XXIY, 16. 
1. Fronds 10—20 cm , 3-pinnatisect; fertile segments al¬ 
most linear, rolled under at the edges. Cryptogramme 
