223 



2. 



3.— CINNAMOMUM. 



Key to species. 



i. Leaves penninerved 

 Leaves 3-nerved ■ ... 

 Principal nerve-axils of leaves pitted... 



Axils not pitted 



Leaves with scent of cinnamom 

 Leaves with scent of camphor 

 Fruit on a toothed cup 

 Fruit on a truncate cup or disc 

 Leaves with scent of cinnamon 

 Leaves with scent of cassia ... 

 Leaves suddenly cuspidate 

 Leaves gradually acuminate ... 



6. 



Parthenoxylon. 



2. 



3. 



4. 

 zeylanicum. 

 Camphora. 



5. 



6. 

 Burmanni. 

 Cassia, 

 validinerve. 

 pedunculatum. 



1. C. 



2. C. 



Parthenoxylon, Meisn. ; Camphora Parthenoxylon, Nees ; 

 Benth. Fl. Hongk. 290. In the Happy Valley and other 

 woods, Honkong ; Lantao Island, Hongkong New Terri- 

 tory. Fl. yellowish-white, April. 



zeylanicum, Breyne ; Hook. f. Fl. Brit. Ind. v. 131. 

 Cultivated in Hongkong. Fl. yellowish-white, April. 



3. C. Camphora, Nees ; Meisn. in DC. Prodr. xv. i. 24. Cultivated 



in Hongkong ; common in the neighbourhood of villages, 

 Hongkong New Territory ; Yit-hai near Swatow ; 

 common around Pakhoi. Fl. pale yellow, April. 



4. C. Burmanni, Blume ; C. dulco, Nees ; Benth. 1. c. 290. In 



woods at East Point, Little Hongkong, and near the 

 Buddhist Temple, Causeway Bay, Hongkong ; river 

 banks near Chaochaufu ; Macao ; Lienchow River. Fl. 

 pale yeUow, March. 



5. C. Cassia, Blume ; Hook. f. Fl. Brit. Ind. v. 130. Planted in 



Hongkong woods ; West River and various localities, 



cultivated. Fl. white. May. 

 validinerve, Hance in Journ. Bot. 1882, 80. Happy Valley 



woods, Hongkong. Fl. greenish, June, 

 pedunculatum, Nees ; Meisn. in DC. Prodr. xv. i. 16. On 



the northern slopes of Mt. Parker, Hongkong ; Lantao 



Island, Hongkong New Territory ; Lienchow River. Fl. 



white, May. 



6. C. 



7. C. 



