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PLANTS OF YELLOWSTONE NATIONAL PARK 
Figure 93.—Common snowberry. White Figure 94.—Harebell. Blue. Copyright, 
or pink. Photograph by A. R, J. E. Haynes. 
Sweetser. 
American fly honeysuckle ( Lonicera ciliata ) has also been reported 
as occurring in the park. 
petioled leaves which are conspicuously veiny. The yellowish flowers 
are produced in pairs subtended by small bracts. The fruit is a 
blue-black sweetish berry. 
Utah honeysuckle ( Lonicera utahensis) is quite similar, but the 
leaves are larger and the berry is red. 
Bearberry honeysuckle ( Lonicera involucrata) is a larger plant 
than the other two species. It grows 2 to 7 feet high and has ovate 
or lance-shaped leaves which are 
tending the flowers are large 
and leaflike, and they later en¬ 
large and form a sort of blad¬ 
der enclosing the two dark 
purple or black berries. 
to 5 inches long. The bracts sub- 
BLUEBELL EAMILY (CAMPANULACEAE) 
This is a relatively small family, but most of its members have 
beautiful blue flowers and many of them are used in flower gardens. 
They are all herbs with alternate leaves, the parts of the flower 
attached above the ovary, the petals united, and the five stamens 
free from the corolla and from one another. 
Harebell ( Campanula rotundifolia) .—This is a beautiful plant and 
is found clear across the northern part of North America and also 
