Chapter Questions
What are the two major anther types and how do they differ?
What criteria are used to define the four types of anther wall development?
What is the tapetum? What are the two types of tapetum development and how do they differ?
What are two types of anther endothecial anatomy?
What is microsporogenesis and what are the two major types?
What is microgametogenesis and what are the two major types?
Name the parts of a typical ovule.
What is meant by the chalazal region? a raphe?
Name and distinguish between the three types of nucellus. Which two resemble one another at maturity?
Name and distinguish between the three types of megasporogenesis.
What criteria are used to distinguish between the numerous female gametophyte development types?
Which female gametophyte type is most common and probably ancestral in the angiosperms?
What are the two major integument types?
What are the differences between endostomal, exostomal, amphistomal, unistomal, and zig-zag micropylar types?
What criteria are used to distinguish between ovule types? Which type is most common and ancestral in the angiosperms?
Define and give three examples of ovule position.
What is embryogeny and on what criteria are different embryogeny types based?
What is ptyxis and what does it define?
Name the three basic types of endosperm development and describe how they differ.
Other than endosperm, what two other seed storage tissue origins occur in angiosperms?
Name four seed storage tissue origin types. Of what three major chemicals are seed storage tissues composed?
What are arils and caruncles, and what is their function?
Name some features of embryology that may be valuable in plant systematics.