KEY TO FEOWERING PEANTS 
311 
53. 
53. 
55. 
55.. 
55. 
57. 
57. 
59. 
59. 
6E 
61. 
63. 
63. 
63. 
63. 
65. 
65. 
65. 
67. 
67. 
52. Sepals 3 53 
52. Sepals 5 (or 4) 54 
FIs. chocolate brown; carp. 2-5 Anonaceae 
FIs. pink, white or yellowish; carp, many, in a 
conelike head Magnoliaceae 
54. Stam. on the edge of a cup- or saucer- 
shaped receptacle Rosaceae 
54. Stam. stalks united into a tube around the 
style Malvaceae 
54. Stam. attached beneath the ovary Tiliaceae 
Ov. 1, 1-celled 56 
Ov. 1, 2-many celled 60 
Ovaries several 62 
56. Seeds minute, attached to base of ov. ; stig. I ' 
2-8; sep. 2 Portulacaceae 
56. Seeds attached all over inside of ov. Papaveraceae 
56. Seeds attached to one side of ov. 57 
56. Seeds attached to wall of ov. in 2 opposite j M []! ' . 
rows 58 
56. Seeds attached to wall of ov. in 3-5 rows 59 
Stig. 1 ; fls. regular, white . Berberidaceae 
FI. with a long spur behind Ranunculaceae 
58. Sep. 2; juice colored 
58. Sep. 4; juice watery 
Papaveraceae 
Capparidaceae 
Evs. with minute transparent dots Hypericaceae - 
Evs. without transparent dots Cistaceae 
60. Aquatic; roots under water 
60. Terrestrial 
Nymphaeaceae 
61 
Stam. stalks united into a columnar tube Malvaceae 
Stam. separate from each other Rosaceae 
62. Stam. attached to a flat or cup-shaped calyx Rosaceae 
62. Stam. attached to stem between pet. and pist. Ranunculaceae 
Stam. 6, of which 4 are longer and 2 shorter ; or 
only 2 Cruciferae 
One stam. in front of each pet. 64 
Stam. between the pet, or more numerous 66 
Stam. 6, in 2 sets of 3, their stalks often united Fumariaceae 
64. Woody vines; calyx minute Vitaceae 
64. Herbs or shrubs; petals rolled in from tip Rhamnaceae 
64. Herbs or shrubs; pet. flat or curving around 
the bud 65 
Sep. 2; pet. 5 Portulaccaceae 
Sep. 5; pet. 5; stig. 1 Primulaceae 
Sep. 6, with 2-6 extra scales (bracts) ; stam. 6 Berberidaceae 
66. Ov. wholly superior (hypogynous) 67 
66. Ov. wholly or mostly inferior (perigynous 
or epigynous) 92 
Ov. 2 or more, wholly or mostly separate 68 
Ov. 1, simple or compound 73 
