AN ENUMERATION OP CULTIVATED FERNS. 265 
Receptacles medial. Sori oblong, linear, simple or forked, 
naked, often confluent. 
Genus 149. — Portion of fertile frond, under side. No. 1 . 
* Fronds coriaceous, opaque. (Eutodea.) 
1. T. Africana, Willd. ; Schk. Fit. t. 147 ; Foote. Gen. Fit. 
t. 46 B, f. 1 ; Fook. fit. FI. Tasm. t. 168 ; Loive's 
Ferns, 8, t. 67. Acrostichum barbarum, Linn. Todea 
barbara, Moore's Synop. T. rivularis, Sieb. ; Kunze, 
Anal. t. 4. T. Australasica, A. Gunn. — South Africa, 
Australia, Tasmania. 
** Fronds membraneous. (Leptopteris.) 
2. T. hymenophylloid.es, Bicli. Voy. d' Astrolabe, 1. 16 ; Fook. 
Gen. Fil, t. 46 JB, f. 7 ; Fooh. Gard. Ferns, t. 54. 
Leptopteris hymenophylloides, Presl. Todea pellucida, 
Carm. ; Fook. Ic. PI. t. 8. — New Zealand. 
3. T. superba, Colenso. Leptopteris superba, Fook. Ic. PI 
t. 910. — New Zealand. 
4. T. Fraseri, Fook. et Grev. Ic. Fil. t. 101. Leptopteris 
Fraseri, Presl. — New Holland. 
§ 2. Exannulatce. 
Sporangia coriaceous, opaque, destitute of a ring. 
Order II. — MARATTIACEiE, Faulf. 
Sporangia dorsal, esannnlate, opaque, horny, generally sessile, 
distinct, or connate and forming synangia, opening by a pore or 
longitudinal slit. 
