21 
of hill pastures.” — Pringle. Conway and Plainfield, Mass., Berlin 
and Litchfield, Conn. Less common apparently near the coast, or 
perhaps overlooked, especially as it matures quite early. End of 
May. Northern portions of both Europe and America. 
The vernation of all the species of Bolrychium native to New 
England is illustrated in Underwood’s “Our Native Ferns and 
their Allies.” 
178. B. Lunaria (L.) Swartz. Moonwort. Stem stout, 3-10 
inches high ; sterile segment sessile with fan-shaped or lunate di- 
visions ; fertile segment about equalling the sterile ; panicle twice 
or thrice pinnate ; apex of sterile segment bent over the fertile seg- 
ment in vernation ; plant fleshy Old pastures and similar situa- 
tions. Piare in the United States, common in Europe and North- 
ern Asia. In Connecticut — Oxford, Oscar Harge r; West Cornwall, 
Dr. F. W. Hal'. Woodstock, Me., J. C. Purlin. Middle of July. 
Illustrated by Eaton. Anne Pratt and Underwood. 
180 B. matricarmfolium A. Braun. Frond 1-12 inches high ; 
sterile segment above the middle, usually much divided ; fertile seg- 
ment twice or thrice pinnate ; apex of both segments turned down 
in the bud the sterile segment clasping and overtopping the fertile 
one. Damp woodlands ; stations sometimes quite large, B. Vir- 
gin ianum being a frequent companion plant. Throughout our re- 
gion, but not common. Middle of June. Europe. 
V 
1 8 1 . B. ternatum (Tliunb.) Swartz. Frond 2-16 inches high ; 
leaf or sterile segment long petioled ; petiole from near the base of 
the plant ; fertile segment long-stalked, 2-4 pinnate, maturing its 
fruit in autumn Ultimate divisions of the sterile segment varying 
much in form, giving rise to several named varieties, of which the 
following are found in our region : 
a. Yar. intermedium ; ultimate divisions rhomboid-ovate, with 
toothed margins Frequent, usually in half shade. 
b. Yar. rutcefolium ; sterile segment small; ultimate divisions 
