252 



11 



12 



10. Leaves toothed 

 Leaves entire ... 

 Leaves suddenly acuminate below 

 Leaves gradually acuminate below ... 

 Cup saucer-shaped 

 Cup cup-shaped 



13. Secondary veins about 7 pairs 

 Secondary veins about 11 pairs 



14. Leaves elliptic rounded at the top 

 Leaves acute 



15. Leaves serrate or strongly dentate 



throughout ... 

 Leaves entire or undulate at the top... 



16. Leaves deeply undulate-dentate 

 Leaves serrate ... 



17. Shoots glabrous 



Shoots hairy 



18. Young cups covered with the long scale 



points 

 Scales of cups with short points 



19. Leaves entire ... 

 Leaves serrate throughout 



20. Leaf veins obscure beneath ... 

 Leaf veins prominent beneath 



21. Scales of cups with subulate points ... 

 Scales of cups with short points or blunt 



22. Ultimate venation of leaves reticulate 

 Ultimate venation transverse ... 



23. Vems 12-13 pairs 



Veins 8-10 pairs 



24. Leaves oblong-eUiptic, base abruptly 



acuminate ... 

 Leaves lanceolate, cuneate 



25. Leaves bullate (arched up between the 



veins) 

 Leaves flat 



11. 

 13. 



9. glauca. 

 12. 



10. Blahei. 



11. Edithae. 



14. 



12. iteaphylla. 



13. litseoides. 



14. polystachya. 



16. 

 17. 



15. Fabri. 



16. serrata. 



21. 

 18. 



17. Irwinii. 



18. tlialassica. 



24. Elizabethae. 



1. fissa. 



25. attenuata. 



2. amygdalifolia. 



19. fenestrata. 



22. 

 23. 

 24. 



22. Hancei. 



14. polystachya. 



25. 

 21. Harlandi. 



23. synbalanos. 



20. brevicaudata. 



1. Q. fissa, Champ. ; Benth. Fl. Hongk. 320. In the Happy 



Valley and Little Hongkong woods, Hongkong ; on the 

 Taipo road, Hongkong New Territory ; Swatow district ; 

 Lienchow River. Fl. May. 



2. Q. amygdalifolia, Skan in Hemsl. Enum. PI. China, ii. 506. 



Mt. Cameron, and hills north of Taitam reservoir, Hong- 

 kong; Lantao Island, Hongkong New Territory. FL May. 



3. Q. sclerophylla, Lindl. ; Q. cuspidata, var. sinensis, DC. Prodr. 



xvi. II. 103. Happy vaUey woods, Hongkong. Fl. May. 



4. Q. cuspidata, Thunb. ; DC. 1. c. 103. White Cloud hills. 



Canton, Fl. . 



5. Q. cornea. Lour.; Benth. Fl. Hongk. 322. Mt, Victoria, Mt, 



Parker, Little Hongkong, and elsewhere, Hongkong ; 

 Lantao Island and Maonshan, Hongkong New Territory ; 

 Kwaisin, and Hoifung. Fl. April. 



