The Leaf. 



17 



C. Base. 



1. acute. 



2. cuneate. 



3. obtuse. 



4. rounded. 



5. truncate. 



6. cordate, 



VD. Margin. 



(a) Form of indentations. 



1. entire. 



2. serrulate. 



3. serrate. 



4. denticulate. 



5. dentate. 



6. crenulate. 



(b) Depth of indentations. 



1. lobed. 



2. cleft. 



7. auriculate. 



8. sagittate. 



9. hastate. 



10. reniform. 



11. peltate. 



12. perfoliate. 



7. crenate. 



8. repand. 



9. sinuate. 



10. undulate. 



11. runcinate. 



12. lyrate. 



13. incised, cut, or jagged. 



3. parted. 



4. divided. 



A great number of intermediate forms occur between the types 

 indicated by the above terms. These may be indicated by quali- 

 fying terms such as "slightly," "somewhat," "narrowly," 

 "broadly, " " sharply, " etc. ; or by doubling terms, as " ovate- 

 lanceolate, " lance-awl-shaped, " etc. 



With reference to the margin of the leaf the most common 

 qualifying terms are " finely, " " coarsely, " " doubly, " etc. 



III. Surface. 



1. glabrous 10. hairy 



2. glaucous II. pubescent 



3. farinose 12. tomentose 



4. viscous 13. sericeous 



5. scabrous 14. hirsute 



6. rugose 15. hispid 



7. punctate 16. ciliate 



8. squamate 17. bristly 



9. chaffy. 



IV. Texture. 



1. herbaceous 



2. coriaceous. 



