62 
Fic. XXVII. 
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Fie. XXVII.—(Stylidium soboliferum).—1, a flower ; 2, 
back view of anthers; 3, front view of anthers; 4, pollen- 
grains ; 5, fruit, opened ; 6, a seed. 
part, while the columna is unmovable. The 
‘heekeas ; 
BELLFLOWER, LOBELIAS AND GOODENIAS. 
structure of 
their flowers. 
In Stylidium 
the fifth lobe 
of the corolla 
becomes dimi- 
nutive, the sta- 
mens are re- 
duced to two, 
connate with 
the style into a 
column, and 
this column in 
a quiescent 
state is recum- 
bent in the di- 
rection of the 
diminutive lobe 
of the corolla, 
but at the 
slightest touch 
jumps upwards, 
gradually — re- 
turning to its 
reclined posi- 
tion. 
The reverse 
is the case in 
the Leeuwen- 
in 
them the dimi- 
nutive lobe of 
the corolla is 
the _ irritable 
minute annual 
Leeuwenhekia dubia is common on our pastures in early 
spring. The genus bears the name of a celebrated Dutch physio- 
