ANALYSIS OF THE ORDERS 



139 



82. LeallesB and without verdure. 



82. Leaves only at base. Fls. spurred. 



82. Leafy 88. Fruit 4 or 5-oelled. 



88. Fruit 2-celled.... 34. 



Si. Corolla oouvolute in bud. 



84. Corolla imbricate in bud. 



84. Corolla plicate in bud. 



C. Okdees- of the Apetalous Exogens. 



1. Plants herbaceous, the flowers not in aments (except in the Hop, 115). . . .2. 



1. Plants woody,— shrubs or trees 22. 



2. Flowfers.with a regular calyx or ealyx-like involucre. . . .S. 



2. Flowers naked, having neither calyx nor eoroUa 20. 



3. Calyx tube adherent to the ovary, limb lobed, toothed, or entire . . . 



• 3. Calyx free from the ovary, sometimes inclosing it 4. 



4. Ovaries several, entirely distinct, each 1-styled, 1-seeded. * Order 



4. Ovary one only, simple or compound. . . .5. 

 5. Style or stigma one only. . . .6. 



5. Styles or stigmas 2-12 7. « 



6. Ovary 1-ovuled, bearing but one seed. . . .11. 

 6. Ovary many-ovuled,''bearing many seeds. . . .12. 



7. Ovary 1-8-ovuled, 1-3-seeded 13. 



7. Ovary 4-ci.-ovuled, 4-oo-6eeded 17. 



fi. Stamens 1-12, as many or twice as many as the stigmas. . . .9. 



8. Stamens 2-10, not symmetrical with the 1 -or 2 stigmas 1.0. 



" 9. Stigmas and cells of the ovary 1-4. 

 9. Stigmas and cells of the ovary 6. 



10. Ovary many-seeded. Styles 2. 

 10. Ovary 1 or 2-seeded. Style 1. 

 11. Flowers perfect.- Calyx 4-lobed. Stamens 1-4, 



* Order 62 

 * Sirfhworta, 100 



"Order 61 

 Sandahvorts. 10,8 



* Order 47 



11. Flowers perfect. Calyx entire, funnel-shaped, colored. * Marvelworts. 101 



11. Flowers imperfect. Calyx lobed, green. 

 12. Stamens 4, opposite the sepals. 

 12., Stamens 5, alternate with the sepals. 

 18. Fruit 3-6-seeded, with 8 (often cleft) stigmas. 



13. Fruit 1-seeded 14. 



14. Stipules sheathing the stems. 

 14. Stipules none.... 15. 



15. Calyx with scarious bracts outsid*. 

 15. Calyx double. Climbing. 



15. Calyx naked 16. 



16-. teaves alternate. 

 16. Leaves opposite. 



NettUworts. 115 

 (Loosestrifes.) Order 51 

 * Order 78 

 112 



' Knot-frasses, 102 



Amaranths, 

 ifexican. Vine. 



Goos^oolt. 

 §3. * Order 



106 

 104 



105. 

 31 



