170 FLORA OF MOUNT DESERT. 



Bot. Club, xvi. 219. Frequent. Higla Head; Browns Mt. ; 

 Youngs District, etc. (Rand); — Breakneck road (Redfield). 



Var. vicina, Dewey. 



** Looser and taller than the type, with many of the peduncles 

 elongated and becoming true culms." Bailey, I. c. More com- 

 mon than the type. Sargent Mt. ; clearings, near Sunken 

 Heath ; Intervale Brook valley ; Beech Mt. Kotch, etc. 

 (Rand); — Somesville; Sargent Mt.; Beech Cliff (R. & R.). 

 Forms intermediate between this and the type are not in- 

 frequent. 



C. polytriclioides, Muhl. 



Low ground, and damp grassy places ; common. 



C. stipata, Muhl. 



Very common, and variable. 



C. tenella, Schk. 



Damp places ; infrequent. Sargent Mt. ; woods on Town 

 Hill road, Somesville (Rand). 



C. exilis, Dewey. 



Swamps and pond borders; frequent. Breakneck Ponds (R. 

 &R.); — Somes Pond (E.Faxon); — Sunken Heath (Rand). 

 Perigynia much infested by a smut. 



C. sterilis, Willd. C. echinata, Murray, var. microstachys, 

 Boeckl. Gray, Man., 6th ed., 618. 

 Short, stiff, and erect (usually not much exceeding 1° in 

 height), the old leaves often persistent; head tawny or greenish- 

 yellow, short, composed of from three to five small loosish con- 

 tiguous spikes, of which the uppermost is usually conspicuously 

 attenuated at the base b}'- the presence of staminate flowers, — 

 sometimes the terminal spike, or even the whole head, is entirely 

 staminate; perigynium thin and flat, conspicuously contracted 

 into a slender beak, — which is nearly or quite as long as the 

 body and spreading so as to give the spike an echinate appear- 

 ance, — sharp-edged and rough on the upper margins, variously 

 nerved and very sharply toothed. L. H. Bailey, Bull. Torr. 

 Bot. Club, XX. 424. Common in bogs and meadows. Head of 



