—ii7— 



OPHIOGLOSSACE^E. 



BOTRYCHIUM S\V. 



1. Botrychium biternatum (Lam.). Grape- fern. 



Rare; in old fields and thickets. Carolina, 

 Georgia and Alabama. Fruits in spring. — B. 

 ternatum lunar ioides D. C. Eaton. 



2. Botrychium boreale (Fries). Rare. Unalaska; also 



in northern Europe and Asia. 

 3 Botrychium lanceolatum (Gmel). Lance-leaved 

 Grape-fern. Not common; in moist shades, 

 especially in beech and maple woods, usually in 

 colonies. New Jersey, Ohio, Colorado and Wash- 

 ington, northward; also in Europe and Asia. 



4- Botrychium lunaria (L ). Moonwort. Rare; in 



old fields and pastures and on moors. New York 

 and Colorado northward ; also nearly throughout 

 the world. The form from central New York 

 is B* lunaria Onondagense Underw. (B. Onon- 

 dagense Underw.). 



5- Botrychium matricariaefolium A. Br. Matricary 



Grape-fern. Rare; in moist shades, usually 

 growing with B. lanceolatum, but fruiting some- 

 what earlier. Maryland, Ohio and Washington, 

 northward; also in Europe. — B. neglecttimW ood. 



6. Botrychium matricariaefolium tenebrosum (A. A. 

 Eaton), Rare; in maple woods. New York and 

 New England. A slender form growing beneath 

 fallen leaves. — B. tenebrosum A. A. Eaton. 



7- Botrychium pumicola Coville. Crater Lake, Oregon. 

 By some regarded as a form of B. lunaria. 



8. Botrychium simplex E. Hitchcock. Little Grape- 

 fern. Rare; in moist woods and meadows. 

 New York and northern New England, north- 

 ward. Insignificant forms have been named 

 compositum, fallax, incisum, simplicissimum and 

 sub-compositum. 



