80 FOUNDATIONS OF BOTANY 



Vn. DELPHINIUM, Tourn. 



Annual or perennial herbs ; stem erect, simple, or branched. 

 Leaves alternate, petioled, palmately divided. Flowers in ter- 

 minal racemes or panicles, showy. Sepals 5, colored, irregu- 

 lar, the upper one prolonged into a spur. Petals 4, unequal, 

 the two upper ones with long spurs which are enclosed in the 

 spur of the upper sepal, the other two short-stalked. Pistils 

 1-5 ; ovaries many-seeded.* 



1. D. tricorne, Michx. Dwarf Larkspur. Perennial. Stem 

 simple, from a tuberous root, usually low (^ to 1 ft. high), but some- 

 times 2 ft. high. Leaves deeply 5-parted, the divisions irregularly 

 3-5-cleft. Racemes few-flowered, loose. Flowers blue, sometimes 

 white. Pods diverging. Southward. 



2. D. azureum, Michx. Blue Larkspur. Perennial. Stem 

 usually simple, slender, downy, 1-2 ft. high. Leaves 2-3 in. wide, 

 3-5-parted, the divisions cleft into 3-5 narrow, toothed, or entire 

 lobes. Flowers in a strict, many-flowered, terminal raceme, showy, 

 blue or whitish. Spur ascending, curved ; lower petals bearded, 2- 

 cleft. Pods erect. On rich or rocky soil in open places. Northward.* 



VIII. ACONITUM, L. 



Erect, perennial herbs. Leaves alternate, palmately lobed 

 or cut. Flowers irregular, in panicles or racemes. Sepals 5, 

 the back one large, arched, and hooded, the front one the 

 narrowest. Petals 2-5, small, the 2 back ones clawed and 

 covered by the hood of the sepals ; 3 lateral ones small 

 or wanting. Follicles 3-5. Seeds many, wrinkled. 



1. A. Napellus, L. Monkshood. An erect, poisonous plant, 

 1-2 ft. high. Raceme simple and densely flowered. Flowers dark 

 blue. Cultivated from Europe. 



IX. ANEMONE, Toum. 



Perennial herbs, usually with radical leaves, and 2 or 3 

 opposite or whorled stem-leaves, constituting an involucre 

 some distance below the flower or flower-cluster. Sepals few 

 or numerous, colored and petal-like. Petals usually wanting. 

 Akenes pointed, or with long, feathery tails. 



1. A. patens, var. nuttalliana, Gray. Pasque Flower. Low 



plants, 1 in. to 1 ft. high, clothed with long, silky hairs. Leaves 



