152 FLORA OF MOUNT DESERT. 



GOODYERA, R. Br. RATTLESNAKE PLANTAIN. 

 G. repens (L.), E. Br. 



Frequent in deep woods. Also on Cranberry Isles. 

 G. pubescens (Willd.), R. Br. 



Rare. Sargent Mt. Gorge ; Cold Brook (Rand). 



ARETHUSA, L. 

 A. bulbosa, L. 



Common in sphagnum bogs. A form with two scapes, each 

 two-flowered, Sea Wall Swamp; meadow on Denning Brook 

 (Rand). 



Forma albiflora. 



Flowers pure white. Sea Wall Swamp (Redfield, Faxon & 

 Rand) ; Somes Pond Swamp ; Sunken Heath (Rand) ; Great 

 Heath, etc. (Annie S. Downs). 



Forma subcaerulea. 



Flowers bluish or lavender in color. Swamp on Denning 

 Brook (Rand). 



CALOPOGON, R. Br. 

 C. pulchellus (Willd.), R. Br. 



Common, usually in sphagnum bogs. 



POGONIA, Juss. 

 P. ophioglossoides (L.), Ker. 



Common in sphagnum bogs and on wet pond shores. On the 

 Island this and the two plants last named are called indis- 

 criminately by the name of Swamp Pink. 



Forma albiflora. 



Flowers pure white. Jordan Pond (Rand); Sea Wall; 

 Great Heath (Annie S. Downs). 



