NATIVE AND NATUEALIZED PLANTS OF SOUTH CAROLINA. 351 



CLASS III. ACROGENS. 



Plants with a distinct steni, growing from the apex only, containing 

 woody fibre and vessels. 



ORDER CXXXIV. HORSE-TAIL FAMILY. EQUISETACEiE. 

 1. SCOURING EUSH ; HORSE-TAIL. Equisetum lavigatum. 



ORDER CXXXV. FERNS. FILICES. 



1. POLYPOD. 



2. HOARY POLYPOD. 



3. BRAKE. 



4. DWARF BRAKE 



5. LIP FERN. 



G. MAIDEN HAIR ; HAIR FERN. 



7. WOODWARDIA. 



8. WALKING LEAF. 



9. SPLEEN WORT. 



10. EBONY SPLEEN WORT. 



11. BLADDER FERN. 



12. WOOD FERN. 



13. SHIELD FERN, 



14. SENSITIVE FERN. 

 13. CLIMBING FERN. 

 IG. FOWERING FERN. 



17. MOON WORT, 



18. ADDER'S TONGUE. 



Polypodium vnlgare. 



P. incanum.and one other species. 



Pteris aquilina. 



P. Cretica. 



Cheilanthes vestita. 



Adiantum pedatum. 



. Two species. 



Camptosorus rhizophyllus. In 



the mountains. 



Asplennium pinnatifidum. In the 



mountains. 



A. ebeneum. And two or three 



other species. 

 Cystopteris fragilis. 

 Aspidium Thelypteris. 

 A. Novseboracense. And two 



other species. 

 Onoclea sensibilis. 

 Lygodium palmatum. 

 Osmunda regalis. And two other 

 species. 



Botrychium Virginicum. And 



one other species. 



Ophioglossum vulgatum. 



ORDER CXXXVI. CLUB-MOSS FAMILY. LYCOPIACE/E. 



1. CLUB-MOSS. 



2. CAROLINA CLUB-MOSS. 



3. GROUND PINE. 



Lycopodium clavatum. 

 L. Caroliannum. 

 L. dendrodeum. 



