MANUAL OF NATURE STUDY. 
35 
that coat, and tell them that each part is called a 
sepal. Now, how many sepals in the calyx? 
What are sepals ? What is the calyx ? What is 
its color? The next coat or covering is called the 
corolla. What is the color of the corolla ? Each 
part of the corolla is called a petal. How many 
petals in the corolla of the Spring Beauty ? What 
are petals ? What is a corolla ? Is a petal like a 
sepal ? What is the difference between a corolla 
and a calyx as to order of covering ? As to color ? 
As to number of parts ? As to name of parts? Is 
the calyx smooth or rough ? How is the inside of 
calyx as compared with outside in regard to smooth¬ 
ness ? How about the corolla ? Does a sepal look 
anything like a leaf? Does a petal ? Which looks 
the more like a leaf? In what way ? Do you 
find anything like veining in either of these parts 
as you do in leaves? Look closely with hand 
lens. 
Look for a whorl of several stalks with little, 
yellow pods on the end. These stalks are called 
stamens. How many stamens are there in the 
Spring Beauty ? Are they all of the same size ? 
How are they arranged with reference to the petals? 
(Opposite.) How does their number correspond 
with the number of petals ? With the number of 
sepals? You will observe a little, oblong case at 
