Prate 27. 
TRICHOMANES crisrum, Z. 
Crisped Bristle-Fern. 
TRICHOMANES crispum ; caudex elongated, creeping, branched, black-setose at the 
apex; stipites scattered, or often aggregated at the apex of a caudex or 
branch, one to four or five inches long, subtriquetrous, black-brown with 
spreading hairs; fronds three or four inches toa foot and more long, mem- 
branaceous, compactly cellular with minute areoles, more or less villous 
with simple or branched hairs (as is the rachis), oblong-lanceolate, acumi- 
nate, sometimes a little contracted at the base, deeply pinnatifid in the 
upper portion, below pinnated, often decurrently so; segments and pinn 
more or less compact, horizontal, oblong, obtuse, or sublanceolate, costate, 
sinuato-dentate, subcrispate; veins rather distant, one- to three-forked ; in- 
volucres infundibuliform, sunk in the substance of the frond, the mouth some- 
times a little exserted, at other times situated in the sinus formed by two 
projecting teeth, mostly at the apex of the segments; columella often very 
long and much exserted. 
TRICHOMANES crispum. Linn. Sp. Pl. p. 1560. Sw. Fl. Ind. Occ. v. 3. p.1731. 
Willd. Sp. Pl. v. 5. p. 504. Hedw. Fil. cum ic. Hook. and Grev. Ic. Fil. 
t.12. Van den Bosch, Syn. Hymenoph. p.18. J. W. Sturm, in Mart. Fl. 
Bras. Hymenoph. p. 251. , 
TricHOMANEs pilosum. Raddi, Fil. Bras. t. 19. f. 1. Epimel. Bot. p. 15. J. 2. 
Sturm, in Mart. Ic. Pl. Crypt. Bras. p. 105. t. 68. Mart. Fl. Hymenoph. 
p. 252. Van den Bosch, Hymenoph. p. 19 (T. laxum, Kl. in Linnea, v. 18. 
p. 586, according to Kunze). 
TricHomants fastigiata. Seid. Syn. Fil.n.144. Pr. Hymenoph. p.115 ; Epimel. 
Bot. p.14. Van den Bosch, Syn. Hymenoph. p. 18. 
TRICHOMANES accedens. Pr. Epimel. Bot. p. 14. Van den Bosch, l.c. p. 18. 
J. E. Sturm, in Mart. Fl. Bras. Hymenoph. p. 253; in Schk. Fil. Suppl. 
p. 158. ¢. 68; and in Pl. Crypt. Pepp. v. 9. p. 104. J. E. Sturm, in Mart. 
Fil. Bras. Hymenoph. p. 255. Van den Bosch, Syn. Hymenoph. p. 19. 
TricHomanes Sellowianum. Pres!, Hymenoph. p. 15 and 37; Epimel. Bot. p.15 
and 317 (and Trichom. maximum of Pohl, and Kze. in Linnea, v. 21. p. 240, 
according to J. BE. Sturm). J. B. Sturm, in Mart. Fl. Bras. Hymenoph. 
p. 253. Van den Bosch, Syn. Hymenoph. p. 20. 
TRICHOMANES cristatum. Kifs. Enum. Fil. p. 265. Pr. Hymenoph. p. 15; 
Epimel. Bot. p. 14 (Tr. pellucens, K7. in Linnea, v. 18. p. 530, guoad Plant. 
Hostm. n. 600, fide J. B. Sturm). J. EB. Sturm, in Mart. Fl. Bras, Hymenoph. 
p. 254 (Trichomanes laxum, K7. in Linnea, v. 18. p. 530, according to 
J. E. Sturm). Van den Bosch, Syn. Hymenoph. p. 19. 
TricHomaNnes Heenkeanum. Pr. Hymenoph. p. 15 and 36. t.3 4; Epimel. Bot. 
v. 1. p. 69 (T. crispum, Pr. Relig. Henk. v. 1. p. 69, fide Pr). J. Lh. 
Sturm, in Mart. Hymenoph. p. 255. Van den Bosch, Syn. Hymenoph. 
p. 19. 
TricHoMANrs Mertensii. Pr. Hymenoph. p. 15 and 36. Epimel. Bot. p. 15. 
JULY lst, 1861. 
