Dunn— A Key to the Labiatae of Chin 



15. Spike unilateral ; plant annual 



16. 



Spike multifarious . 





16. Flowers purple 



13 cristate 



Flowers yellow 



14. luteola. 



ly. Leaves small, ovate ; flower spike ovate 





Leaves oblong or linear ; spike cvlindric 



. 



woolly .... 



18. 



18. Leaves nearly glabrous on both sides 







16. ianthina. 



Leaves pubescent on both sides, crenate 





19. Calyx teeth reflexed in fruit 



19. 



■ 



Calyx teeth erect in fruit 



18. erwstachya. 



20. Annual with one-sided spike of yello\ 





flowers . 



1 4. httt'oht. 



Perennial with quadrifarious purple flower 



19. Bodinieri. 



1. Elsholtzia rugulosa, Hemsl. in Journ. Linn. Soc. xxvi, 278. 



E. Labordei, Vaniot in Bull. Acad. Geogr. Bot. xiv, 177. 



Plectranthus Labordei, Diels in Notes Bot. Gard. Edin. 

 xxxi, 47. 



Flowers white, yellowish, or lavender, August to October. 

 Dry grassy and stony pastures and woods. 



Kweichow : Tsin-gay (Laborde), Bodinier, 271 1. 



Yunnan : Yunnan-sen, Maire, 633, 1394, 1628, 2309, 2399 : 

 Luchang Hills, Salween-Irrawadi divide, Forrest, 1035 ; northern 

 end of Lichiang valley at 9000 ft., Forrest, 6527 ; base of eastern 

 flank of Tali range at 6700-8000 ft., Forrest, 6869 ; valley of 

 Yangtze below Chu Tim at 7000-8000 ft., Forrest, 630 ; Mekong 

 side of the Mekong-Salween divide, Forrest, 878 ; Pu-erh, Bourne, 

 34 ; Mengtze, 5000-6000 ft., Hancock, 410 ; Szemao at 4600 ft., 

 Henry, 991 2. 



2. Elsholtzia Myosurus, Dunn in Notes Bot. Gard. Edin. 



Flowers dull yellow, August. Dry open places in scrub. 

 Yunnan : Eastern flank of Tali range at 7000-8000 ft., 

 Forrest, 7220. 



3. Elsholtzia flava, Benth. ; Fl. Brit. Ind. iv, 642. 



Flowers fragrant, yellow to orange, May to September. 

 Moist shady places. 



Szechuen : W. China at 4500 ft., Wilson, 4339. 



Chekiang : Hickin. 



Yunnan : Ducloux, 520 ; Mengtze, north forests at 8000 ft., 

 Henry, 10,239 ; among the hills in the neighbourhood of 

 Yunnan-sen, Maire, 1778, 2036, 2171, 2174 ; eastern flank of 



