ANALYSIS OF THE ORDERS 135 



43. Sepals fewei or more in number than the petals 44. 



43. Sepals and petals each of the same number. . . .45. 



44. Sepals 2 (or vanished) ; petals 4 (2 pairs), with 1 or 2 spurs. * 'Fwruworts. 12 



44. Sepals 4, petals 2 ; the largest sepal spurred behind. * Jewelweeds. 34 



44. Sepals "5, petals 3. No spur. * Milkwwte. 45 



45. Flowers 4-purtcd, not very irregular. No spur. Capparids. 14 



45. Flowers 5-parted 46. 



46. Stamens 8. Spur sleflder. Trophyworts. 35 



46. Stamens 5. Spur blunt, or none. * Violets. 16 



46. Stamens 10 (or more), fruit a legume. No spur. * Peawurts. 46 



47. Pistils many, entirely distinct, simpie. * Orowfoots. 1 



47. Pistils 3 to 5, united more or less completely. * St. Johnsicorts. IS 



47. Pistils 5 to 10, united, with sessile stigmas and many petals. l<x-plants. 28 



48. Pistil only 1, simple. Petals 6-9. Stamens 12-18. * Berbei-ids. 6 



43. Pistils 3 or more, distinct, simple. Flowers all symmetrical. * Hoaseleeks. 56 



48. Pistils 2, covered up by the stamens Juice milky. * Order 97 

 4-.' Carpels as many as the sepals. . . .49? 



4;' .Carpels fewer than the sepals. . .50- 



497 Anthers opening at the top. * Melastonus. 5C 



49. Anthers opening along the side * Oiiagrads. 53 



50. Seeds numerous. Styles 2. * Saxifrages. 51 



50. Seed 1 in each cell. Styles 2 or 3. * Araliads. 64 



50. Seed 1 in each cell. Style 1 (double). * Cornels. 65 



51. Style 3-cleft at the summit. * Purselanes. 23 



51 Style and stigma 1, undivided. * Order 78 



V<2. Lea\es pinnate, with stipules between the petioles. Bean-capers. 38 



.">.:. Leaves simple, toothed or lobed. . . .53. 



52. Leaves simple, entire 54. 



53. Flowers cruciform, with 6 stamens. * {Jrucifers. 18 



53. Flowcra 5-parted, with 10 stamens, * Geraniums. 31 



54. Petals and stamens on the throat of the calyx. * Loosestrifes. 51 



54. Petals on the torus (hypogynous) 55. 



55. Flowers irregular, unsymmetrical ( 110). * Milkm {. 45 



55. Flowers regular, 2 (or 3)-parted throughout. Water-peppers. 20 

 55. Flowers regular, 5-parted.... 56. 



56. Leaves dotted with pellucid or black dots. *St. Johnsworts. 18 



56. Leaves not dotted. * Pinkwwts. 21 



67. Pistil a simple carpel, becoming a legume. Stamens 10-100. * Peaworts. 48 



57. Pistil compound, 3-earpeled 58. 



67 Pistil compound, 5-carpeled....59. 



58. Flowers perfect. Leaves digitate, * Buckeyes. 41 



68 Flowers monoecious ( 109). Leaves 1-sided. Cultivated. Begoniads. 59 



59. Stipules present. Plants hull-shrubby. Cultivated. * Get aniums. 81 



59. Stipules none. Shrubs or half-shrubs. Native. *O-*fer 73 



