114 The Ohio Journal of Science [Vol. XVII, No. 4, 



Delphinium L. Larkspur. 



Erect annual or perennial herbs. Leaves alternate, cut 

 and divided. Flowers in showy terminal racemes; sepals 5, 

 petaloid, upper one spurred; petals 2-4, the upper ones pro- 

 longed backward into the spur, the lateral ones small or wanting ; 

 gtamens numerous; carpels 1 or 3. Follicles. Open woods, 

 meadows or roadsides. 



1. Carpels 1. D. ajacis. 



1. Carpels 3. 2. 



2. Leaves 3-5 cleft; division wedge-shaped, 3 cleft at apex; roots 



elongated and woody; 2-6 ft. tall. t). exaltatum. 

 2. Leaves 5-7 cleft; division linear; roots short and tuberous; 1-3 ft. 

 tall. D. tricorne. 



1. Delphinium tricorne Mx. Dwarf Larkspur. Stem rather 

 stout, finely pubescent. Flowers deep blue in usually few- 

 fiowered recemes; petals bearded. Pods divergent. General. 



2. Delphinium, exaltatum Ait. Tall Larkspur. Stems 

 slender. Leaves large. Racemes dense, elongated; flowers 

 blue or purplish; petals bearded. Pods erect. Franklin, 

 Stark. 



3. Delphinium ajacis L. Garden Larkspur. Erect, much 

 branched annuals. Leaves finely dissected into narrow linear 

 divisions; lower ones petioled, upper ones nearly or quite 

 sessile. Flowers blue or rarely white, numerous on spicate 

 racemes, spur long and slender. Belmont, Ashtabula, Adams, 

 Knox, Montgomery, Lake, Madison, Hamilton, Franklin, 

 Wayne, Muskingum, Monroe, Preble. 



Anemone L. Anemone. 



Erect perennial herbs, with palmately compound or parted 

 leaves. Basal leaves long-petioled, stem leaves forming an 

 involucre below the peduncled flower or flowers. Sepals 

 petaloid; petals none; stamens and carpels numerous. Achenes. 



1. Leaves of involcure sessile; stems usually 2-several flowered. 



A. canadensis 

 \. Leaves of involucre petioled. 2. 



2. Small, 4-12 in. high, stems slender, almost glabrous. A. quinquefolia. 



2. Tall, 2-3 ft. high, stems pubescent. 3. 



3. Leaf divisions narrow, wedge-shaped. A. cylindrica. 

 3. Leaf divisions broad, ovate. A. virginiana. 



