INDEX TO TECHNICAL TERMS. 



3^3 



Pome, 1 6. 

 Pubescent, 8. 



Raceme, g. 

 Regular Flowers, 12. 

 Reniform, 7. 

 Ribs, 3. 

 Root, 2. 

 Rosaceous, 14. 



Sagittate, 7. 

 Salver-shaped, 13. 

 Samara, 17. 

 Sap-wood, 2. 

 Seed-bearing Organs, 15. 

 Seeds, 15, 17. 

 Seed Leaves, 17. 

 Seed Vessels, 15. 

 Self-fertilization, 16, 

 Sepals, 12. 

 Serrate, 8. 

 Sessile, 9. 

 Shield-shaped, 7, 

 Simple Leaves, 5. 

 Simple Primary Roots, 2. 

 Sinuses, 8. 

 Solitary, 9. 

 Spatulate, 7. 



Spike, 10. 

 Stamens, 14. 

 Staminate Flowers, 11. 

 Standard, 14. 

 Stigma, 15. 

 Stipules, 3. 

 Stone Fruit, 16. 

 Strobile, 17. 

 Style, 15. 

 Suckers, 3. 



Terminal, 9. 

 Thorns, 3. 

 Thysus, 9. 

 Tomentose, 8- 

 Tubular, 13. 



Umbel, 10. 

 Undulate, 7. 



Veins, 3. 

 Veinlets, 4. 

 Veinulets, 4. 



Wheel-Shaped, 13. 

 Whorled, 3. 

 Wings, 14. 



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