113 



9.— MELOTHRIA. 



Key to species. 



Male calyx half as broad again as long 1. indica. 

 Male calyx half as long again as broad 2. odorata. 



1. M. indica, Lmcr. ; Clarke in Hook. f. Fl. Brit. Ind. ii. 626. 



Hoifung ; Whampoa ; Lienchow ; North-west Kiver ; 

 West River. Fl. white, September. 



2. M. odorata, Hooh. f. et Thorns. ; Aechmandra odorata, Hook. 



f. et Thorns, ex Benth. Fl. Hongk. 124. Conduit Road, 

 Hongkong ; West River. Fl. white, October. 



10.— ACTINOSTEMMA. 



1. A. lobatum, Maxim.; Cogn. in DC. Mongr. Phan. iii. 921. 

 West River. Fl. , August. 



11.— HEMSLEYA. 



1. H. chinensis, Cogn. in Hook, Ic. PI. t. 1822. On the Yingfa 

 branch of the North River. Fl. yellowish, August. 



BEGONIACEAE. 



1.— BEGONIA. 

 Key to species. 



1. Capsule 3-winged ... ... ... 2. 



Capsule not winged ... ... ... 7. 



2. Capsule 3-celled ... ... ,.. 3. 



Capsule 2-celled ... ... ... 5. 



3. Stems leafy ... ... ... ... 9. 



Leaf 1, radical ... ... ... ... 4. 



4. Leaves biserrate ... ... ... \. Jimbristipula. 



Leaves ciUate ... ... ... ... 2. cyclophylla. 



5. Leaves equally cordate ... ... 6. 



Leaves obliquely cordate ... ... 5. laciniata, 



6. Petiole glabrous ... ... ... 4. sikkimensis. 



Petiole hairy ... ... ... ... 3. circumlobata. 



7. Wingless capsule with 4 small horns ... 6. Roxhurghii. 

 Capsule angled only ... ... ... 8. 



8. Leaves with peltate scales ... ... 7. leprosa. 



Leaves without scales ... ... ... 8. Bretschneideriana. 



9. Leaves hairy ... ... ... ... 9. sinensis. 



Leaves glabrous ... ... ... 10. Evansiana. 



1. B. fimbristipula, Hance in Journ. Bot. 1883, 202. North 



River ; North-west River ; Tingushan, West River ; 

 Lofoushan. Fl. rose-coloured. May. 



2. B. cyclophylla, Hook.f. Bot. Mag. t. 6926. Tingushan, West 



River. Fl. rose-coloured, April. 



21515 ' H 



