134 Dunn— A Key to the Labiatae of China. 



J Yunnan: Mengtze, Henry, 11,375; Ducloux, 512. 



Kiangsu : Shanghai, Faber. 



Yunnan : Yunnan-sen, Maire, 24 ; Mengtze, 5000 ft., 

 „ Henry, 11,375 ; Ducloux, 512. 



Kwangtung : Ford, 140 ; Swatow, Wukingfu, Dalziel. 



2. Geniosporum, Wall. ; Fl. Brit. Ind. iv, 609. 

 Geniosporum strobiliferum, Wall. ; Fl. Brit. Ind. iv, 610. 

 Flowers white with purple veins. Dry forests. 

 Yunnan : Pu-erh, Henry, 13,393. 



3. Mesona, Bl. ; Fl. Brit. Ind. iv, 611. 

 Leaves obtuse at apex, acute or acuminate at the 



base, glabrous . . . . Im chinensis. 



Leaves acute at apex, obtuse at base, thinly 



hairy beneath .... 2. procumbent. 



1. Mesona chinensis, Benth. ; Fl. Hongk. 274. 

 Flowers September. 



Kwangtung: Thai-yong, 2000 ft., Swatow, Dalziel ; Saywan, 

 Hongkong, Wilford, 216 ; Hongkong, Harland, 675. 



2. Mesona procumbens, Hemsl. in Ann. Bot. ix (1895), 155, t. 7. 

 Flowers blue, April to November. 



Kwangtung : Phoenix Mt. near Swatow, Dunn ; Hong- 

 kong New Territory, cult. Tutcher. 



4- Nosema, Prain in Journ. As. Soc. Beng. Ixxiii, 20. 

 Nosema prunelloides, Prain. 



Mesona prunelloides, Hemsl. in Journ. Linn. Soc. xxvi, 267. 



Flowers pink, blue, or white, April to October. Rocky slopes. 



Hainan : Katsumata ; Shun Cheong, Ford, 457 • Pakhoi 

 Play/air. 



5. Acrocephalus, Benth. ; Fl. Brit. Ind. iv, 611. 

 ** erb , ••••.. 1. capitatus. 



bhrub 2. fruticosus. 



1. Acrocephalus capitatus, Benth. ; Fl. Brit. Ind. iv, 611. 



Flowers white or pale purple. 

 Yunnan : Szemao, Henry, 12,610. 



2. Acrocephalus fruticosus, Dunn in Notes Bot. Gard. Edin. 



xxxvii, 154. 

 Flowers September. 



Yunnan : Valley of Yangtze below Pung-tzu-la at 9000 ft. 

 Forrest, 582. 



