Rhododendron.] ERICACEAE. 237 



Medullary rays of two sizes,* very fine and very numerous between fewer 

 short and moderately broad rays. 



Hills of Sikkim, common on the outer ranges round Darjeeling and Dumsong, from 

 6,000 to 10,000 feet. 



. Growth slow, 27 rings per inch of radius. Weight, 391bs. per cubic foot. The 

 wood warps less than that of R. arboreum. Flowers pure white, with a purple throat. 



Ibs. 

 E 372. Tonglo, Darjeeling, 9,000 feet 39 



3. R. Falconer!, Hook. f. ; Gamble 51. Vern. Kurlinga, Nep. ; 

 Kegu, Bhutia. 



A moderate-sized evergreen tree. Bark reddish brown, peeling- off 

 in flakes ; inner bark purple red. Wood reddish white, shining 1 with a 

 beautiful satiny lustre, takes a beautiful polish, hard. Annual rings 

 marked by more numerous pores in the spring- wood. Pores very small 

 and extremely small. Medullary rays fine and moderately broad, short. 



Hills of Sikkim, especially the summit of Tonglo, at 10,000 feet. 

 Growth slow, 17 rings per inch of radius. Weight, 39 Ibs. per cubic foot. Does 

 not warp. Flowers cream-coloured. 



Ibs. 

 E 369. Tonglo, Darjeeling, 10,000 feet 39 



4. R. barbatum, Wall. ; Gamble 51. Vern Gurds, chimal, Nep.; 

 K&mu, Bhutia. 



A small evergreen tree. Wood light pinkish red, shining 1 . Annual 

 rings marked by a belt of more numerous and larger pores. Pores 

 very small and extremely small. Medullary rays fine and very fine, 

 numerous. 



Eastern Himalaya, from 8,000 to 11,000 feet. 



Growth slow, 35 rings per inch of radius. Weight, 39 Ibs. per cubic foot. Flowers 

 deep crimson. 



Ibs. 

 E 375. Tonglo, Darjeeling, 10,000 feet 39 



5. R. campanulatum, Don ; Brandis 281 ; Gamble 52. Vern. 

 Gaggar, yurmi, Kashmir; Sarngar, shinwala, Ravi; Shargar, Beas ; 

 Simrung, Sutlej ; Chimul, Kumaun; Cheriala, teofosa, Nep. 



An evergreen shrub with thin grey bark. Wood light pinkish red, 

 moderately hard. Annual rings distinctly marked by more numerous 

 pores in the spring wood. Pores very small and extremely small. 

 Medullary rays fine, very short. 



Inner Himalaya from the Indus to Nepal, between 9,500 and 14,000 feet. Outer 

 ranges on Chor and Kedarkanta. Sikkim at 11,000 feet (C. B. Clarke). 



Growth moderate to slow. Our specimens shew 28 rings per inch of radius ; while 

 Ailcin with Wallich's specimens found 8'4 rings per inch, very distinctly marked. 

 Weight, 39 Ibs. per cubic foot. Flowers light pink, lilac or mauve. 



Ibs. 



H 121. Jalari Pass, Seoraj, Kulu, 10,000 feet 39 



H 128. Kotang Pass, Kulu, 13,000 feet 



6. R. fulgens, Hook. f. ; Gamble 51. Vern. Chimal, Nep. 



A small tree or large shrub. Wood grey, darker in the centre, 

 moderately hard, even-grained. Annual rings marked by more porous 



