173 FERNS : BRITISH AND FOREIGN. 



4. C. tenuifolia, Sw. ; Schk. Fil t. 125 ; Rook. Sp. Fil. t. 87 0. 



— Bast Indies, Malayan Archipelago, Australia, and 

 New Zealand. 



5. C. mierophylla, Sw. ; (Plum. Fil. t. 58) ; Hook. Sp. Fil. 



2, t. 98 A. 0. xnicromera, Link; Lowe's Ferns, 4, 

 t. 16. — Tropical America. T. 



6. C. Sieberi, Kunze ; Hook. Sp.Fil. 2, t. 97 B. Cheilanthes 



Preissiana, Kunze Lowe's Ferns, 4, t. 29. — Australia 

 and New Zealand. 



7. C. Alabamensis, Kunze ; Hook. Sp. Fil. t. 103 B ; Hook. 



Fil. Exot. t. 90.— South United States. T. 



8. C. speetabilis, Kaulf. ; Lowe's Ferns, 4, t. 15. Hypolepis 



speetabilis, Link ; Hook. Sp. Fil. t. 88 B. Adiantopsis 

 speetabilis, Fee. Cheilanthus Brasiliensis, Badd. Fil. 

 Bras. t. 75, /. 2.— Brazil. T. 



9. C. multifida, Sw. ; Hook. Sp. Fil. 2, 1. 100 B ; Hook. Gard. 



Ferns, t. 39. — South Africa, St. Helena, Java. 



§ 2. Indusium linear, continuous, sinuose-undulate. 

 Fronds farinose. (Aleuritopteris, Fee.) 



10. C. argentea, Kunze; Lang, el Fisch. Ic. Fil. t. 22. Pteris 



argentea, Gmel.; Sw. — Siberia. T. 



11. C. farinosa, Kaulf.; Hook, et G-rev. Ic. Fil. t. 134 ; Hook. 



Bot. Mag. t. 4765. Cassebeera farinosa, /. Sm. olim. 

 Pteris farinosa, Forsk. Cheilanthes dealbata, Don. 

 Allosorus dealbatus, Presl. Pteris Argyrophylla, 

 Sw. — India and Arabia. 



12. C. pulveracea, Presl.; Lowe's Ferns, 4, t. 28. Aleuri- 



topteris Mexicanum, Fee. — Mexico. T. 



§ 3. Indusium suovoiund, special to each cluster of sporangia. 

 Fronds smooth. (Adiantopsis, Fee.) 



13. C. pteroides, Sw.; Hook. Sp. Fil. t. 101 A; Lowe's 



Ferns, 4, t. 21. Adiantopsis pteroides, Moore. — South 

 Africa. 



>4. C. Capensis, Sw.; Lowe's New Ferns, t. 2QA. Hypolepis 

 Capensis, Hook. Sp. Fil. t. 77. Adiantopsis Capensis, 

 Moore. — South Africa, ' 



