36 WILD P^LOWERS AND FRUITS 



Tansy {Tariacctum vulgare). Composite family. 



Rather tall herb; smooth; flowers in flat topped 

 clusters (dense corymbs) ; flower-heads small, disk- 

 shaped, with many flowers, without rays, very 

 small; leaves pinnately dissected. Roadsides. 

 Summer. 



Bladderwort (Utricularia vulgaris). Bladderwort 

 family. 

 In water; several flowers at summit; calyx and 

 corolla split, latter with spur; leaves finely dis- 

 sected, with many bladders. Summer. 



Yellow Water Crowfoot (Ranunculus multifidus) . 

 Crowfoot family. 

 Flower like buttercup on long stalk rising from 

 water (or mud), leaves generally under water and 

 finely dissected, those rising from water some- 

 times with kidney-shaped leaflets. Early summer. 



10. Leaves (not opposite or whorled) compound, 3 leaflets, flower 



not in raceme or umbel. 



Early Crowfoot {Ranunculus septentrionalis) . Crow- 

 foot family. 

 Low plant, somewhat hairy; flowers solitary or 

 few; sepals 5; petals 5; leaflets generally with 

 stalks, broad, irregularly cut. Moist places. Spring 

 and summer. 



Yellow Wood Sorrel (Oxalis stricta). Geranium 

 family. 

 Low plant, branching; flowers on stalks from 

 axils ; sepals 5 , petals 5 ; leaflets inversely heart- 

 shaped, drooping toward night. Spring, summer. 



Bulbous Buttercup {Ranunculus hidhosus). Crowfoot 

 family. 

 Av. ht. I ft., from bulb; stem hairy; flowers soli- 

 tary, I in. across, 5 petals, 5 sepals bent hack; leaf 

 3 -divided, each division again cut into rounded 

 lobes. Fields, etc. Spring, summer. 



