with four panicles of fructification, and lanceolate and pinna- 
tifid pinnae, which latter approach the B. rutaceum, Sw.; but 
this must not be confounded with the B. rut#folium of A. Braun 
and others, which is the B. matricarioides , Willd. 
The normal form of this is found in various parts of the 
world, as well as throughout Europe, chiefly in the cooler and 
temperate regions; in Asiatic Russia, northern India, North 
America, Euegia in South America, South Australia, Tasma¬ 
nia, etc. 
Plate 43. Plants of Botrychium Lunaria , Sw .,—natural size. Fig. 1 . Pinna, 
with a portion of the rachis. 2. Portion of a spikelet, with capsules. 3. Spores : 
—more or less magnified. 
