98 Ranunculaceae 



Ranan 1 Aquatic or creeping, hairy, at 

 Purshii least on the younger parts. 



Richards. Leaves slender- petioled, J-i inch, 

 Pursh's wide, palmately-'divided nearly 



to the base, into obtuse lobes. 

 Flowers less than J an- inch broad, bright 

 yellow; petals 5 ; head of fruit globose, a little 

 less than J of an inch broad. 



Frequent in shallow pools throughout the 

 Rockies; flowering throughout the summer. 



Ranunculus Stems cree P in g> rooting at the 

 reptans L. joints; flowering stems and pe- 

 Creeping duncles ascending. Leaves lin- 

 Spearwort. ear-lanceolate or spatulate J-2 

 inches long, entire, gradually narrowed into 

 the petiole. Flowers nearly half an inch 

 broad, solitary, on peduncles f-2 inches long; 

 petals 4-7, much exceeding the calyx; 

 stamens numerous; achenes flat. 



On muddy shores of ponds and streams 

 throughout the Rockies, flowering in mid- 

 summer, the creeping stems frequently inter- 

 laced and forming dense mats. 



