5. 
4 
Petiole or leaf stalk, with basal appendages (stipules) 
H. Leaf entire 
I. Flowers biserual 
t 
J. Filaments of stamen joined laterally to form a tube about the 
pistil. Malyacead ) 
Hibiscus (39) 
Abutilon (40) 
' -- Sida (41-42) 
Mai vast rum (43) 
i 
JJ. Filaments of stamen free, leaves downy white on underside. .U rticaceae 37 
Pipturus (W) 
JJJ. Filaments free, leaves evergreen 
