II ANALYSIS. 



Carpels usually numerous ; sometimes few or solitary. Fruit dr}', achenia 

 folicular, or baccate. Herbaceous plants or somewhat shrubby climbing 

 vines, wiih a transparent acrid juice. Page 1. 



Sub-Order I. Anemoneje. Achonia numerous, with plumose tails, or ter- 

 minated with a subulate style. Petals none. Sepals petaloid. Involucre 

 sometimes very much resembling sepals. 



Genera. Clematis p. 1 Anemone p 3. Hepatica p. 4. 



Sub Order 2. Ranunculeje. Achenia numerous, in somewhat globose 

 heads. Petals with a nectariferous scale at the base. Anthers extrorse. 

 Herbaceous plants. 



Genera. Ranunculus p. 4. Myosurus p. 8. Adonis p. 9. 



Sub-Order 3. Hellkbore^e. Petals irregular, or wanting. Calyx peta- 

 loid. Fruit loUicular, with several seeds. Herbaceous plants. 



Genera. Caltha p. 6. Aqailegia p. 6. Delphinum p. 6. Aconitum p. 7. 



Sub-Order 4. Cimicifuge^. Sepals petaloid caducous. Petals very small, 

 or none. Carpels few, or solitary, folicular or baccate, sometimes 1-seeded 

 and indehiscent. Herbaceous plants with the leaves compound, or more or 

 less divided. 



Genera. A-jtea p. 8. Cimicifuga p. 8. Trautvetteria p. 8. Thalictrum 

 p. 3. Zanthoriiiza p. 9. 



Sub-Order 5. Hydrastide^. Sepals 3. Petals none. Fruit baccate, 1- 

 2-seeded. Herbaceous plant, with yellow, bitter root. Leaves palmately lobed. 

 Genus. Hydrastis p. 4. 



Order 11. Papaverace^. Sepals 2-3, caducous. Petals 4-6. Stamens 

 generally numerous. Fruit 1-celled, with parietal placentae. Herbaceous 

 plants with a milky juice, yellow and red. Flowers white or yellow, p. 17. 



Genera. Argemone p. 13. Sanguinaria p. 18. Cheliaouium p. 18. ^Glau- 

 cium p. 18. 



Order 9. Nymph-^ace^. Sepals 5-6. Petals numerous, imbricate. Fila- 

 ments peialoid. Fruit Uiany celled, many seeded. Aquatic plants with large 

 white or yel ow flowers, floating on the surface of ponds or still waters. 



Genera. Nymphaea p. 16. Nuphar p. 16. 



Order 10. SareaceniacejE. Sepals 5. Petals 5, unguiculate. Stigma 

 very large, petaloid, forming a shelter for the stamens. Leaves all radical, 

 pitcher shaped. Herbaceous plants, growing in wet places. 



Genus. Sarracenia. p. 17. 



Orde*- 31. Malvacejb. Sepals 5, more or less united. Petals equal the 

 number of sepals. Stamens numerous, monadelphous. Anthers reniform. 

 Fruit capsular. Herbaceous plants with alternate leaves. 



Genera. Malope p. 48. Malva p. 49. Modiola p. 49. Sida p. 49 Hibis- 

 cus p. 50. 



Or(5er IS. Cistace.^. Sepals 5, unequal, the 2 outer ones smallest o'' 

 wanting. Petals 5, with a twisted aestivation. Starnens distinct, usually nu- 

 merous. Henbaceous plants, with wh te or yellow flowers. 



Genera Helianthemum p. 32. Lechea p. 33. 



Orders. Nelumbiaceje. Sepals 4-6- Petals numerous, from the outside 

 of the disk. Stamens nutrierous, filaments petaloid. Disk large, with the 

 ovaries lodged m small cavities in its substance. Aquatic plants, growing in 

 deep waters, with very large, pale yellow flowers, p. 15. 



Genus. ISilumbium p. 15. 



(6) Flowers perfect. Stamens numerous. Herbaceous plants, 



or small shrubs. 



Order 19. Hypericaceje. Sepals 4 or 5, persistent, unequal. Petals hy- 

 pogynous, as many as the sepals. Stamens numerous, polydelphous. An- 

 thers versatile. Styles several, persistent. Seeds numerous. Herbaceoua 

 and shrubby plants, with opposite, entire leaves. 



Genera. Ascyrum p. 34. Hypericum p. 34. Elodea p. 36. 



