BLUE FLOWERS 155 



each lip 3-lobed, 3 lower lobes separating, upper 

 lobe with 2 yellow spots; leaves (i with long sheath 

 about flowering stem) arrow-shaped, generally 

 blunt. Summer. 



14. Plant upright, leaves (other than opposite, in water, 

 or from root only) divided or deeply cut. 



Dwarf Larkspur {Delphinium tricorne). Crowfoot 

 family. 

 Max. ht. i^ ft.; flowers with spur; sepals (5) 

 petal-like; petals 4; raceme with few flowers; 

 leaves ^-divided with pointed lobes at end. West 

 of Penn. to Minn, and southward. Early spring. 



Wild Lupixe {Ltipinus perennis). Pulse family. 



Max. ht. 2 ft.; flowers (blue) in long raceme at 

 end; flowers papilionaceous, \ in. or more long; 

 leaves palmately compound, leaflets 7-1 1, inversely 

 lance-shaped. Sandy ground. Early summer. 



Tall Larkspur {Delphinium exaltatum). Crowfoot 

 family. 

 Ht. several ft. ; racemes long and slender, many flow- 

 ered ; flowers with spur ; sepals 5 , like petals ; petals 4 ; 

 leaves 3- to ^-divided ivith pointed lobes at end. Rich 

 soil. Summer. Penn. to Minn, and southward. 



15. Plant upright, leaves (not opposite) simple, flower composite, 



with yellow centre. 



Robin's Plantain {Erigeron bellidifolius) . Composite 

 family. 

 Max. ht. 2 ft. ; hairy ; flower-heads like large asters 

 w4th long blue ray-flowers and yellow disks; root- 

 leaves inversely egg-shaped and spoon-shaped, some- 

 what toothed, stem-leaves partly clasping. Thickets 

 and banks. Spring. 



Blue Asters. Composite family. 



Flower-heads m.ostly panicled or corymbed; ray- 

 flowers blue, disk-flowers yellow. Leaves various 

 in different species. Autumn. 



