90 



SILVA OF NOBTE AMERICA. morace^. 



The Osage Orange can be easily raised from seeds which germinate the first season; or from 



uttings of the 



EXPLANATION OF THE PLATES. 



Plate CCCXXII. Toxtlon pomiferum. 



1. A flowering branch of the staminate tree, natural size. 



2. A flowering branch of the pistillate tree, natural size. 



3. Diagram of a staminate flower. 



4. Diagram of a pistillate flower. 



5. A staminate flower just before anthesis, enlarged. 



6. A staminate flower, enlarged. 



7. Vertical section of a staminate flower, enlarged. 



8. Vertical section of a head of pistillate flowers, enlarged 



9. A pistillate flower, enlarged. 



10. Vertical section of a pistillate flower, enlarged. 



11. An ovule, much magnified. 



12. A stipule, enlarged. 



Plate CCCXXIII. Toxylon pomiferum. 



1. A fruiting branch, natural size. 



2. A nutlet, enlarged. 



3. Vertical section of a nutlet, enlarged. 



4. An embryo seen from the two sides, enlarged. 



5. Section of a syncarp, natural size. 



6. A winter branchlet, natural size. 



7. Portion of a winter branchlet with a spine and lateral bud, 



enlarged. 



8. A leaf-scar, enlarged. 



