74 
ARTIFICIAL KEY TO FAMILIES 
67. Flowers irregular 
67. 
68. 
68. 
69. 
69. 
70. 
70. 
71. 
71. 
7 
72. 
Fe. 
73. 
74. 
74. 
1D. 
75. 
76. 
76. 
76. 
76. 
77 
77. 
78. 
78. 
79. 
79. 
Flowers regular . 
lowers yellows 8.) 6s. | 50s . . CAESALPINACEAE. 
lowers swhitey 9. 0: «7% Robinia in PAPILIONACEAE. 
Fruit a twisted key . . . . . « . SIMARUBACEAE. 
HTOp ENOL RA KCyaee es. rk 2 ee 7 JROSAGHAKS 
Flowers irregular. . . .. .. .. . . CAESALPINACEAE. 
Flowers regular . 
Leaves with mostly permanent stipules . 
Leaves without stipules or with small ones which fall early 
Fruit a pendulous head of several nutlets. (59) 
ee OE i Na ake eee os PLATANACEAE, 
Fruit not a pendulous head of nutlets . . . ROSACEAE, 
Stamens few . : 
Stamens usually more than 12 
Stamens 2 to 4, calyx segments 3. (60) . EMPETRACEAE. 
Stamens 4 or 5, calyx segments more than 3 
Stamens alternate with the petals Waguctl Be. Jive ee 
Stamens opposite to the petals . . ., . RHAMNACEAE. 
Fruit a l-celled globular berry . . . GROSSULARIACEAE. 
Fruit a fleshy pod, splitting in the meridians. 
CELASTRACEAE, 
Fruit : a barny Jike drupe with several hard nutlets. 
et ILICACEAE, 
Fruit : a woody 2-beaked capsule ... . HAMAMELIDACEAE. 
Stamens united in 5 sets, flowers from a broad spatula- 
formed: bractew:@ei une oe 2 or 
Stamens distinct 
Stamens arising below the base of the ovary 
Stamens arising at or above the base of the ovary 
Fruit of many earpels borne on an elongated receptacle. 
(61) ee . . » .  « MAGNOLIACEAE. 
Fruit a large fleshy pod. (62) . . . . ANONACEAE. 
59: 60. 61. 62. 
