302 APPENDIX. 



Place. Are they erect ? appressed ? loose ? etc. 

 Form. Define their outline, margin, apex. 

 Qualities. What texture ? surface ? color ? 



4. Receptacle. 



Form. Is the receptacle flat ? convex ? conical ? 

 Quality. Is it naked ? chaffy ? bristly ? alveolate ? 



5. Rays, or Ray Flowers. 



Number. How many ? in how many rows ? 

 Kind. Are they perfect ? $ ? $ ? sterile ? fertile ? 

 Form. Are they ligulate ? tubular ? linear ? oblong? etc. 

 Quality. What is their color ? 



6. Disk Flowers. 

 Number. Can they be easily counted ? 

 Kind. Are they perfect ? $ ? $ ? fertile or sterile ? 

 /WTTC. Are they tubular ? 4-toothed ? 5-toothed ? 

 Quality. Of what color ? 



7. Stigmas. 



Place. Are they straight ? incurved ? recurved ? 

 Form. Are they flat ? terete ? pointed ? truncate ? 

 Quality. How is their surface clothed ? 



8. Fruit ( achenia or cypsela). 



Form. Describe its shape, whether linear, terete, compressed, etc. 

 Quality? What of its surface, and color ? 



9. Pappus. 



Life. Is the pappus deciduous or persistent on the fruit ? 

 Number. Of how many bristles or scales. 

 Construction. Is it stiped ? or simple ? or double? 

 Form. Is it capillary ? scaly ? plumous ? barbed ? 

 Quality. What is the color ? 



V. ON THE FLOWER REGION OF THE SEDGES AND 

 GRASSES. 



1. Inflorescence (general). 



Place. Are the flowers axillary, or terminal, or both ? 



