216 
FERNS : BRITISH AND FOREIGN. 
49. A. flabellifolium, Cav. ; Siv. Syn. Fil. t. 3, /. 2 ; LoM . 
Hot. Cab. t. 1567 ; Hook. Ex. FI. 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) ; Hook. 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, Beliq. Hcenk. Caenopteris 
myriophylla, Sw. A. cicutarium, J. Sm. Cat. (1857); 
Hook. Sp. Fil. 3, p. 201 {non Linn .). — "West Indies, 
Tropical America. 
53. A. divaricatum, Kunze ; SM. Fil. Supp. t. 139. A. 
flabellulatum, Hort . — Peru. 
54. A. rbizopborum, Linn. ; Hook. Sp. Fil. 3, t. 187 A. A. 
radicans, Sw. ; Lowe's Ferns, 5, t. 12 B — a. var. bipin- 
natum. Hook. Sp. Fil. t. 187 C, b. A. cyrtopteron, 
Kunze; Hook. Sp. Fil. t. 187 B ; Metten. Fil, Hort. 
Lips. t. 10,/. 3—4. — Venezuela and Jamaica. 
55. A. cirrhatum, Kick. ; Willd. A. Karstenianum, Klot. A. 
comptum, Moore et Houlst . — Tropical America. 
56. A. rachirhizon, Radd. Fil. Bras. t. 56; Lowe's Ferns, 5, 
t. 34. — Tropica] America. 
57. A. pinnatifldum, Nutt. ; Hook. Ic. Plant, t. 972 ; Metten. 
Fil. Hort. Lips. 1. 10,/. 1, 2 ; Loive's New Ferns, t, 4 B. 
— United States. 
9. Adiantum nigrum group. 
Vernation fasciculate, erect or decumbent. Fronds bi-tripinnate ; 
ultimate segments or lacinice with two or more sori. (Tarackea, 
Presl.) 
58. A. Adiantum-nigrum, Linn,; Bolt. Fil. 1. 17 ; Sclik. Fil. 
t. 80 ; Eng. Bot. t. 1950 ; Lindl. and Moore's Brit. 
Fems, t. 36 ; Sowerby's Ferns, t. 28 ; Hook. Brit. 
Ferns, t. 28 -33 ; Lowe's Ferns, t. 25. — Europe, South 
Africa, Madeira, North India. 
