72 KEY TO PLANTS. 
62 (a) Petals twice as many as sepals, 6. Shrubs 
or trees. Leaves entire. Tropics. 
Anonaceae. 
(6) Petals as many as sepals, 3 or more, 
usually 5. 63. 
63 (a) Leaves simple, entire toothed or lobed. 64. 
(o) Leaves compound. 65. 
64 (a) Sepals distinct. Stamens arranged in an 
irregular manner, more numerous than 
the petals, but usually fewer than twice 
as many as petals. Shrubs or under- 
shrubs. Leaves alternate. Sepals per- 
sistent. Seeds furnished with an aril. 
Australia. Dillenraceae. 
(6) Sepals united more or less. Stamens 
arranged in a regular manner, as many, 
or twice as many as petals. Herbs or 
undershrubs, usually fleshy,rarely shrubs 
with opposite leaves. Carpels 3 or more. 
Crassulaceae. 
65 (a) Stamens and staminodes together 3-8. 
Ovules descending, anatropous. Shrubs 
or trees. Leaves alternate. Calyx 
gamosepalous. Rutaceae. 
(6) Stamens and staminodes together 10. 
Ovules ascending, orthotropous. Shrubs 
or trees. Leaves alternate. Tropics. 
Connaraceae. 
