No. 14.] FLOWERING PLANTS AND FERNS. 3I 



Lycopodium annotinum L. (of a year). 



Rare or local. Base of trap dyke, in moist soil, North 

 Branford (G. H. Bartlett), and in similar situations, Durham 

 (Harger). Wet cold woods: Cromwell (F. K. Hallock), 

 Winchester (Andrews & Bissell), Norfolk (J. H. Barbour), 

 Redding (L. N. Johnson), Salisbury (Mrs. C. S. Phelps). 

 July — Aug. 

 Lycopodium clavatum L. (club-shaped). 

 Running Pine. Common Club Moss. 



Occasional. Dry woods or sometimes in moist ground. 

 Sept. 



The var. monostachyon Grev. & Hook, (single-spiked) 

 is rare or local: East Lyme (Miss A. M. Ryon), Franlclin (R. 

 W. Woodward), Stafford (Dr. E. J. Thompson & Weath- 

 erby), Simsbury (I. Holcomb, B. B. Bristol & Bissell), 

 Southington (Andrews), Wolcott (Andrews & Bissell), Nor- 

 folk (J. H. Barbour), Salisbury (Mrs. C. S. Phelps). 



The spores of this and other species are medicinal and 

 are officinal. They also possess peculiar mechanical properties. 

 Lycopodium obscurum L. (obscure). 

 Tree Club Moss. 



Woods and old pastures, both dry and moist. Frequent 

 near the coast, becoming rare northward. Sept. 

 Lycopodium obscurum L., var. dendroideum (^Nlichx.) D. C. 



Eaton (tree-like). 

 Tree Club Moss. 



Woods and pastures. Frequent northward, becoming rare 

 near the coast. Sept. 

 Lycopodium complanatum L. (flattened), var. flabelliforme 



Fernald (fan-form). 

 Lycopodium complanatum of American authors in part. 

 Ground Pine. Christmas Green. 



Common. Woods and pastures, more often in sandy soil. 

 Sept. 



Well known and much used for Christmas decorations. 



Lycopodium tristachyum Pursh (three-spiked). 



Lycopodium complanatum L., var. Chamaecyparissus Milde. 

 Occasional. Sandy woods, either dry or moist. July — 

 Aug. 



