FAMILIES OF PLANTS 
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7. Stems smooth or nearly so__ Ranunculus douglasii. 
7. Stems hairy. 8. 
8. Flowers about an inch across_„______ Ranunculus montanensis „ 
8. Flowers about half an inch across - Ranunculus macounii. 
In addition to the above Ranunculus' alismellus , R . glahherimus , R. 
maximus , ix\ saxicola , and i?. suksdorfd have been reported as occur¬ 
ring in the park. 
Trailing buttercup (Halerpestes cymhalarm )—Very similar to the 
true buttercups, except that the petals are narrow. The leaves are 
simple and toothed. 
BABBEBEY FAMILY (BEBBEBIDACEAE) 
A small family of woody plants. The Japanese barberry is a 
valuable and extensively used ornamental shrub, while the common 
Figure 47.—Creeping hollygrape. Yellow. Photograph by Geoffrey Coope. 
American barberry has been condemned by the Government in all 
the wheat-growing States because it harbors the destructive wheat- 
rust fungus. Our only representative of the family is the Creeping 
hollygrape (Berberis repens ), a low shrub, 4 to 12 inches high, 
with hollylike leaves and clusters of yellow flowers which are fol¬ 
lowed later by blue or purple berries. 
POPPY FAMILY (PAPAVEBACEAE) 
The poppy family is a rather large family of herbs and shrubs 
with watery, milky, red, or yellow juice and usually showy flowers. 
The California poppy, State flower of California, and the famous 
poppies of France, as well as numerous kinds of cultivated poppies, 
belong here. The dutchmards breeches and squirrel corn of the 
eastern forests and the bleeding heart of gardens are other familiar 
examples.. 
