21(5 FERNS: BRITISH AND FOREIGN. 



49. A, flabellifolium, Car. ; Sw. iSfyn. Fil. t. 3, /. 2 ; Lodd. 



Bot. Cab. 1. 1567 ; HooTc. Ex. Fl. t. 208 ; Lowe's Ferns, 

 5, t. 1 B. — Australia, Tasmania. 



50. A. obtusilobum, Hook. Ic. Plant. 1000. — Fiji Islands. 



51. A. cicutarium, Sw. (Plum. Fil. t. '18 A); Hoolc. Gen. 



Fil. i. 6 ; Metten. Fil. Hort. Lips. t. 13, /. 3-9 ; Lowe's 

 Ferns, 5, t. 20. Darea cicutaria, Sm. Asplenium 

 dissectum, Link. — Tropical America. 



52. A. myriophyllum, Presl, Heliq. Hosnk. Caenopteris 



myriophylla, Sw. A. cicutarium, /. Sm. Gat. (1857); 

 Hoolc. Sp. Fil. 3, p. 201 (non Linn.). — West Indies, 

 Tropical America. 



53. A. divarieatum, Kunze; Sclik. Fil. Supp. t. 139. A. 



flabellulatum, Sort. — Peru. 



54. A. rhizophorum, Linn. ; Hoolc. Sp. Fil. 3, 1. 187 A. A. 



radicans, Sw. ; Lowe's Ferns, 5, t. 12 B — a. var. bipin- 

 natum, Hoolc. Sp. Fil. t. 187 G, b. A. cyrtopteron, 

 Kunze; Hook. Sp. Fil. t. 187 B; Metten. Fil. Hort. 

 Lips. t. 10,/. 3-4.— Venezuela and Jamaica. 



55. A. cirrliatum, Rich. ; Willd. A. Karstenianum, Klot. A. 



comptum, Moore et Houlst. — Tropical America. 



56. A. rachirbizon, Badd. Fil. Bras. t. 56; Lowe's Ferns, 5, 



t. 34. — Tropica] America. 



£7. A. pinnatifldum, Nutt. ; Hook. Ic. Plant, t 972 ; Metten. 

 Fil. Hort. Lips. 1. 10,/. 1, 2 ; Lowe's New Ferns, t, 4 B. 

 —United States. 



9. Adiantum nigrum group. 



Vernation fasciculate, erect or decumbent. Fronds bi-tripvrvnate ; 

 ultimate segments or lacinice with two or more son. (Tarachea, 

 Presl.) 



58. A. Adiantum-nigrum, Linn. ; Bolt. Fil. 1. 17 ; Schk. Fil. 

 t. 80 ; Eng. Bot. t. 1950 ; Lindl. and Moore's Brit. 

 Ferns, t. 36 ; Sowerby's Ferns, t. 28; Hook. Brit. 

 Ferns, t. 28 -33 ; Lowe's Ferns, t. 25. — Europe, South 

 Africa, Madeira, North India. 



