THE FERN BULLETIN 



53 



267. Selaginella rupestris acanthanota (Underw.) 

 Rare: Costal plain of the Carolinas and 

 Georgia. This and the five following are forms 

 of 5\ rupestris that are somewhat more distinct 

 than other forms. — Selaginella acanthanota 

 Underw. 



268. Selaginella rupestris densa (Rydb.) Rare. 

 Western Nebraska and Montana. — Selaginella 

 densa Rydberg. 



260. Selaginella rupestris Fendleri (Underw.) Not 

 uncommon. Colorado and New Mexico. — 

 Selaginella Underwoodii Hieronymus. 



270. Selaginella rupestris rupincola( Underw.) Rare. 

 New Mexico and Arizona. — Selaginella ru pin- 

 cola Underw. 



271. Selaginella rupestris Sherwoodii (Underw.) 

 Not uncommon; North Carolina. — Selaginella 

 Sherwoodii Underw. 



272. Selaginella rupestris tortipila( A. Br.) Rare. 



Mountains of the Carolinas. — 5\ tortipila A. 

 Br. 



273. Selaginella spinosa Beauv. Mountain Moss. 

 Rare, or common northward ; in moist places. 

 Elevated parts of Maine. New Hampshire, 

 New York. Michigan and Colorado, north- 

 ward ; also in Greenland, the British Isles and 

 Northern Europe. — Selaginella selaginoides 

 (L.) 



274. Selaginella Watsoni Underw. Rare. Mount- 

 ains of Utah, Nevada and California. 



