Additions to the Flora of Washington. 43 



Panicum nitidum Lam. 

 North Brookland ; Bunker Hill. The author. 



* 1188c. Panicum lanuginosum Ell. 

 Brookland ; Garrett Park. The author. 



* 1183d Panicum pubescens Lam. 



Brookland. The author. 

 1197. Tripsacum dactyloides L. 



Near Silver Hill. The author. 

 1198 Erianthus alopecuroides Ell. 



Takoma. F. L. Scribner. Field between Jackson City and Arlington, 

 Va. G. H. Hicks. 

 1219. Woodwardia angustifolia Smith. 



Very abundant in the woods near Surattsville. The author. 

 1229. Aspidium cristatum Swtz. 



Numerous fruit-bearing specimens were observed near Chevy Chase. 

 G. H. Hicks. 

 1236. Cystopteris fragilis Bernh. 



Flats under Chain Bridge. The author. 

 1240. Lygodium palmatum Swtz. 



Near Arundel, Md. M. B. Waite. 

 1245. Botrychium ternatum Swtz., var. dissecta Milde. 



Near Chevy Chase circle. G. H. Hicks. Along Bates road near Terra 

 Cotta swamp. The author. 

 1247. Ophioglossum vulgatum L. 



In the woods near Garrett Park. M. B. Waite. 



1252. Selaginella rupestris Spring. 

 Rediscovered near Great Falls by M. B. Waite. 



1253. Selaginella apus Spring. 

 Swamp near Silver Hill. The author. 



