EXERCISE 116 (Continued) 



Questions. 1. How many sepals are there ? Are they separate or joined ? 



2. How many petals are there ? Are they separate or joined ? 



3. How are the sepals placed with relation to the petals ? 



4. How many stamens are there ? Are they separate or joined ? 



5. How are the stamens placed with relation to the petals ? 



6. How is the anther attached to the filament ? 



7. What is there about the anther that would permit the pollen to get out ? 



8. What is there about the stigma that would permit pollen spores to cling to it? 



9. How many distinct seed chambers are there in the ovary ? 



10. Are the seed chambers completely partitioned from each other ? 



11. How many rows of ovules are there ? 



12. Which do you consider the essential organs of the flower ? Why ? 



NOTE 8. The relation of pollen to seed-making cannot be inferred from a study of the flower's structure, but will be 

 studied later. 



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