1. CROWFOOTS. 151 



6 D. trtc'ome. Low Wild L. Leaf-lobes linear. Pods recurved. Height 6- 12'. li.W. 



7 D. vircs'cens. Greeu-jlowered L. Leaf-lobes lanceolate. Fls. greenish- 



white. S.W. 

 & D. grandiflorum. Great-floicered L. Leaf-lobea 5-7, linear. Fls. large b- p. 1 



11. ACONI'TUM. Monk's-hood. A'conite. 



Sepals 5, irregular, colored, upper one vaulted or hooded. Petals 5 of 

 6, the two upper on long claws, concealed beneath the upper sepal, re- 

 curved and honeyed at top ; the other 3 or 4 very small. Styles 3-5. 

 Follicles 3 -6. U Leaves palmately cleft or divided. Flowers odd and 

 showy, in terminal spikes. 



1 A. uneina'mm. Wild M. Stem reclining, widely branched. Helmet conical. M.S. 



2 A. Napel'lus. Garden A. Stem erect, nearly simple. Helmet semicircular, t 



12. THALIC'TRUM. Meadow Rue. 



Petals none. Sepals 4 or 5, petal-like, caducous, shorter than the 

 stamens. Ovaries 4-15. Achenia either ribbed or inflated, short-beaked. 

 U Leaves teruately compound, with stalked and lobed leaflets. Flowers 

 in loose clusters, often imperfect, homely. 



Flowers dioecious, paniculate. Achenium subsessile Nos. 1-3. 



Flowers perfect, corymbous. Achenia long-stiped. . . .No. 4. 



1 T. Cornu'ti. Common M. Stem tall (3-4f.), its leaves sessile (no common petiole) ; 



leaflets 3-lobed, resembling those of Columbine ; flowers white, in large panicles ; 

 stamens clavate, erect. Meadows. June-August. 



2 T. purpuras'cens. Purplish M. Leaves as in No. 1, but the leaflets are thick, firm, 



with rolled edges; flowers purplish-green; stamens drooping. Stems tall (8-6f.), 

 purplish. Rocky woods and hills. May, June. 



3 T. dioi'cum. Early M. Leaves all petiolate, leaflets thin, glaucous, 5-7-lohed ; flowers 



purplish-green, stamens drooping, capillary, none in the fertile fls. l-2f. Hilly 

 woods. April, May. . 



T. clava'tum. Southern M. Leaves all petiolate, biternate. Flowers white, fewer ; 

 stamens clavate ; achenia 5-10, curved. Mountains, South. 



13. ACT^E'A. Baneberry. 



Sepals 4 or 6, caducous. Petals 4-8, spatulate, long-clawed. Filaments 

 slender. Ovary 1, with a sessile, 2-lobed stigma. Berry with a lateral 

 furrow, many-seeded. 2f Leaves ternately divided, leaflets ovate, cut- 

 lobed and toothed. Flowers white, in a short raceme. 



