CATALOGUE OF PLANTS. 187 



OSMUNDA, L. Flowering Fern. 



0. regalis, L. Flowering Fern. 



Swamps and wet meadows; common. 

 0. Claytoniana, L. Interrupted Flowering Fern. 



Common in low ground. A form with upper pinnae of sterile 

 frond partly fertile, Bar Harbor (Mary Minot). A form with 

 middle pinnae of fertile frond partly sterile, and undeveloped, 

 Seal Harbor (Redfield). 



0. cinnamomea, L. Cinnamon Fern. 

 Common in damp ground everywhere. 



OPHIOGLOSSACE^. Adder's Tongue Family. 

 BOTRYCHIUM, Swz. Moonwort. 



B. simplex, Hitchcock. 



Eare. High Head (Rand, Redfield & Faxon); — Beech Cliff 

 (Rand). 



B. matricarisefolium, A. Br. 



Infrequent. Jordan Pond road (Harriet A. Hill) ; — field. 

 Northwest Cove; Cold Brook; Great Cranberry Isle (Rand). 



B. ternatum (Thunb.), Swz. 



Somewhat frequent in low fields and pastures; occasionally 

 in woods. Seal Harbor; Long Pond meadows (Redfield); — Sut- 

 ton Island; Sawyer Cove (Harriet A. Hill); — Duck Brook road 

 (Clara L. Walley) ; — woods, north of Jordan Pond (Theodore 

 G. White); — meadow, head of Northeast Creek; Southwest 

 Valley road (Rand). 



Var. intermedium, D. C. Eaton. 



Rare. High Head meadow (Rand). 

 Var. obliquum (Muhl.), Milde. 



Not uncommon. Duck Brook road (Clara L. Walley) ; — 

 meadow, head of Northeast Creek; Southwest Harbor (Rand); 

 fields above Long Pond (R. «& R.). 



