134 



LfiSSONB IN BOTAIJT 



28, 



10 



n 



■ 22 

 11 

 24 

 22 



26 

 47 

 53 



* Crowfoots.- 1 

 13 

 14 



Xdimiantks. 

 • Indmn Soapworts. 



41 



;89. 



25. Petals numerous, imbricate in the bud. * Water LiKes. 9 



25. Petals 5, imbricate in bud. Leaves tubular. * Wider-pUchere. 



25. Petals 5, convolute in bud. Flowers of 2 sorts. • Rock-roses. 



26. Petals 5, imbricate in bud. * PurseUmes. ' 



26. Petals 4, usually crumpled in bud. * Poppyworts. 



27. Filaments united into a tube. Anthers 1-eelIed. ' * Mallows. 



Sepals 2, persistent. Fruit a pyxis (§ 178). * Purselanes. 



Sepals 3 to' 5 29. 



29. Petals imbricate in bud. Fruit a long pod. South. LimdenUooms. 

 29. Petals imbricate in bud. Fruit not apod. * Rosewarts. 



29. Petals convolute in bud. Fruit compound. Loasads. 



Stamens opposite to the imbricated petals. Pistil one. * Jierberids. 



Stamens alternate with the petals, or more numerous. 

 31. Stamens 6 (tetrady-namous, § 108). Pods 2-c6lled, 

 31. Stamens 4, or 8-12. Pod 1-eelled. 

 Sepals and petals in 3's. Stamens 6. Small herbs. 

 Sepals and petals in 4's. Stamens 8. Climbing. 

 Sepals anfl petals in 5'8 . . . .83. 

 83. Stamens definitclyS. . . .34. 



83. Stamens indefinite, 3-30 36 



34. Stamens monadelphous. Stems climbing. 



84. Stamens distinct 35. 



85. Stem climbing: I Flower^greemsh. {Mesdcan.mne.) Orda- 

 35. Stem erect. Flowers yellow. Turnerworte. 



• 85. Stem erect. Flowers cyanic. " * Sundews. 



36. Flowers perfect, very many and small. Sook-roses. 



36. Fls. monceciouB. Plants woolly, s.curfy, or downy. Order 

 37. Stamens 5, alternate with the 5 petals. Sce"ds many. * Flaxworts. 

 §7. Stamens 5, opposite to the 5 petals. Seed 1. (Leadworts.) Order 

 87. Stamens 10 (twice as many as the petals), united at base. * Wood-sorrels. 

 37. Stamens 6-24 (twice as many as the petals), distinct. 

 58. Ovary 1-ceIled. ^.eaves radical; spinous. S. 

 38. Ovary 3-5-eell6d. Leaves mostly radical, dotless. 

 88. Ovary 3-5-celled. Leaves canline, dotted, pinnate. 

 Style 1, but the carpels (§124)as many as the petals (2-6). 



Styles 2, cai-pels 2, fewer than the (5) petals 40. 



Styles 3-5.... 41. 

 40. Seeds several. 

 40. Seeds two only. 



41. Sepals 2, with 5 petals. 

 41. Sepals as many as the petals. 

 42. Ovaries many or few, rarefy 1, always simple. 

 42. Ovary compound, 8-oarpeled, open before ripe. 



Passionworts. 57 



104 

 56 

 19 

 17 



112 

 30 

 80 

 32 

 60 

 19 

 73 

 37 

 52 



61 

 63 

 22 

 64 

 1 

 15 



* Sundews. 

 * Order 



* Saxifrages. 

 * Vmbehoorts. 



* Purselanes. 



Araliads. 



* Crowfoots. 



