THE BRITISH FERNS. 
THE COMMON MAIDENHAIR SPLEENWORT. 
ASPLENIUM TRICHOMANES. 
A. fronds linear pinnate; pinne roundish-oblong, roundish-ovate, 
or obovate, scarcely stalked, obliquely cuneate at the base, crenated; 
rachis dark brown throughout, bluntly keeled behind, and having 
a narrow erect membranaceous (not herbaceous) brown border in 
front; sori distant from the midrib. [Plate LXXV.] 
ASPLENIUM TRICHOMANES, Linneus, Sp. Plant. 1540. Bolton, Fil. Brit. 22, 
t. 18. Smith, Eng. Bot. viii. t. 567; Id., Eng. Fl. 2 ed. iv. 202. Hooker, 
Fl. Lond. v. 150, t. 156. Babington, Man. Brit. Bot. 4 ed. 426, incl. B. 
Bentham, Handb. Brit. Fl. 632 (excl. A. viride). Hooker & Arnott, Brit. 
FI. 7 ed. 588. Newman, Hist. Brit. Ferns, 3 ed. 249. Mackay, Fl. Hib. 341. 
Deakin, Florigr. Brit. iv. 73, fig. 1594. Moore, Handb. Brit. Ferns, 3 ed. 181 ; 
Id., Ferns of Gt. Brit. Nature Printed, t. 39 ; Id. Ind. Fil. 173. Sowerby, Ferns 
of Gt. Brit. 52, t. 30. Schkuhr, Krypt. Gew. 69, t. 74. Willdenow, Sp. Plant. 
v. 331. Sprengel, Syst. Veg. iv. 85. Link, Fil. Sp. 89. Flora Danica, t. 
119. Svensk Bot. t. 181. Sadler. Fil. Hung. 95. Koch, Syn. 2 ed. 982. 
Fries, Sum. Veg. 82. Ledebour, Fl. Ross. iv. 521. Presl, Tent. Pterid. 108. 
Fee, Gen. Fil. 190. A. Gray, Bot. North. United States, 627. Mettenius, 
Fil. Hort. Bot. Lips. 72; Id., Asplen. 138. Lowe, Nat. Hist. Ferns, v. t. 22. 
Heufler, Aspl. Europ. 34. Nyman, Syll. Fl. Europ. 432. Pappe de Rawson, 
Syn. Fil. Afr. Aust. 19. 
ASPLENIUM ADIANTUM-NIGRUM, Zumnitz, Fl. Poson. 1020 ; according to Sadler. 
ASPLENIUM DIOHROUM, Kunze MS. Presl, Tent. Pter. 108. 
ASPLENIUM ELACHOPHYLLUM, F. Mueller MS. in lit. et Hb. 
ASPLENIUM MELANOCAULON, Willdenow, Enum. 1072; Id., Sp. Plant. v. 382. 
Sprengel, Syst. Veg. iv. 86. Presl, Tent. Pierid. 108. Link, Fil. Sp. 90. 
Fée, Gen. Fil. 192. 
ASPLENIUM MICROPHYLLUM, Tineo, Guss. Fl. Sic. Syn. 884. 
ASPLENIUM NEWMANI, C. Bolle, Bonplandia, vii. 106. 
ASPLENIUM SAXATILE, Salisbury, Prod. 403. Gray, Nat. Arrang. Brit. Pl. ii. 13. 
ASPLENIUM TRICHOMANOIDES, Weber and Mohr, Deutschi. Krypt. Gew. 40. 
Withering, Bot. Arrang. Veg. 653. Lightfoot, Fl. Scot. 662. 
TRICHOMANES CRENATA, Gilibert, Exerc. Phytol. ii. 556. 
PHYLLITIS ROTUNDIFOLIA, Manch, Method. 724. 
Var. ineisum: pinn® deeply pinnatifid, the segments narrow, 
inciso-serrate ; barren. [Plate LXXVI bis, A.] 
ASPLENIUM TRICHOMANES, v. INCISUM, Moore, Ferns of Gt. Brit, Nature Printed, 
t. 39, D, E. ; Id., Handb. Brit. Ferns, 3 ed. 181. 
ASPLENIUM TRICHOMANES, B, Smith, Eng. Fl. 2 ed. iv. 292, 
ASPLENIUM TRICHOMANES, V. PINNATIFIDUM, Opiz; according to Heufler. 
ASPLENIUM SAXATILE, B. INCISUM, Gray, Nat. Arrang. Brit. Pl. ii, 18. 

