30 



PLANT MATERIAL INTRODUCED 



83957 to 84251 — Continued. 



84169. Rhododendron sp. 



No. 18437. A shrub 8 to 10 feet 

 hisrh, with white flowers and ellip- 

 tic-oblong leaves covered with pale- 

 brown tomentum beneath ; found in 

 alpine regions at 13,500 feet alti- 

 tude. 



84170. Rhododendron sp. 



No. 1843S. A shrub 5 to 6 feet 

 high, with oblong, cordate leaves and 

 rich pink flowers ; found in alpine 

 regions at 14,500 feet altitude. 



84171. Rhododendron sp. 



No. 18439. A shrub 5 to 7 feet 

 high, with white flowers and oval 

 leaves which are rust brown be- 

 neath ; found in alpine regions at 

 14,500 feet altitude. 



84172. Rhododendron sp. 



No. 18440. A tree 10 to 15 feet 

 high, with large oblong subglabrous 

 leaves and pale pink flowers in large 

 globose corvmbs ; found in fir forests 

 at 12,500 feet altitude. 



84173. Rhododendron sp. 



No. 18441. A shrub 6 to 8 feet 

 high, with white flowers ; found in 

 alpine regions at 14,000 feet altitude. 



84174. Rhododendron sp. 



No. 18442. A small shrub 1 to 2 

 feet high, with small oval glabrous 

 leaves and purplish blue flowers ; 

 found in alpine meadows at 14,000 

 feet altitude. 



84175. Rhododendron sp. 



No. 18443. A tree 12 -to 15 feet 

 high, with white flowers and large 

 leaves, glaucous above and covered 

 with fine tomentum beneath ; found 

 in alpine regions at 13,500 feet alti- 

 tude. 



84176. Rhododendron sp. 



No. 18444. A shrub 6 to 8 feet 

 high, with ovate oblong acute leaves, 

 finely tomentose beneath, and large 

 white flowers ; found in alpine 

 regions at 14,500 feet altitude. 



84177. Rhododendron sp. 



No. 18445. (Received without 

 notes.) 



84178. Rhododendron sp. 



No. 18446. A shrub 5 to 7 feet 

 high, with oblong cordate leaves and 

 rich pink flowers ; found in alpine 

 regions at 14,500 feet altitude. 



84179. Rhododendron sp. 



No. 18447. A tree 15 to 18 feet 

 high, with large white flowers, rich 

 green oblong leaves, alternate at the 

 base and covered with brown to- 

 mentum beneath ; found in alpine 

 regions at 14,000 feet altitude. 



84180. Rhododendron sp. 



No. 18448. A shrub 5 to 6 feet 

 high, with purplish red flowers, 

 broadly oblong leaves, cordate at the 

 base, and matted with a grayish 

 tomentum ; found in alpine regions 

 at 14,500 feet altitnrlp. 



83957 to 84251— Continued. 



84181. Rhododendron sp. 



No. 18449. A tree 15 to 18 feet 

 high, with large red flowers and long 

 lanceolate leaves with hirsute peti- 

 oles and mareins ; found in fir for- 

 ests at 12,500 feet altitude. 



84182. Rhododendron sp. 



No. 18450. A small shrub about a 

 foot high, with small elliptical leaves,- 

 gray beneath, and large purplish 

 blue flowers ; found in alpine regions 

 at 14,000 feet altitude. 



84183. Rhododendron sp. 



No. 18451. A tree 15 to 20 feet 

 high, with large oblong-obovate- 

 leaves covered with rich brown to- 

 mentum beneath, and large white 

 flowers ; found in fir forests at 12,- 

 500 feet altitude. 



84184. Rhododendron sp. 



No. 18452. A tree 25 feet high,, 

 with large purplish red flowers and 

 large oblong leaves covered with 

 rufous tomentum beneath : found in 

 fir forests at 12,500 feet altitude. 



84185. Rhododendron sp. 



No. 18453. A shrub 1 to 2 feet 

 high, with small elliptical leaves 

 which are dark brown beneath, and 

 deep bluish purple flowers with a 

 dark carmine calyx ; found in alpine 

 regions at 14,000 feet altitude. 



84186. Rhododendron sp. 



No. 18454. A shrub 2 feet high, 

 found in alpine meadows at 14,000 

 feet altitude. 



84187 to 84192. From Mount Hung 

 Myai, north of Litiping, Yangtze- 

 Mekong Divide, northwestern Yun- 

 nan, September and October, 1929. 



84187. Rhododendron sp. 



No. 18455. A shrub 8 to 10 feet 

 high, with oblong, pale glabrous 

 leaves and lemon-yellow flowers v 

 found in spruce forests at 11,500 

 feet altitude. 



84188. Rhododendron sp. 



No. 18456. A shrub 8 to 10 feet 

 high, with purple flowers and small 

 oval glabrous leaves, acute at both 

 ends ; found in fir and spruce forests 

 at 11,000 feet altitude. 



84189. Rhododendron sp. 



No. 18457. A shrub 5 to 8 feet 

 high, with small elliptical, glabrous, 

 cordate leaves and small pale blue 

 flowers ; found in spruce forests at 

 11,500 feet altitude. 



84190. Rhododendron sp. 



No. 18458. A shrub 1 to 2 feet 

 high, with small narrow elliptical 

 leaves, brown beneath, and blue flow- 

 ers ; found in alpine meadows at 11,- 

 000 feet altitude. 



84191. Rhododendron sp. 



No. 18459. A tree 15 to 18 feet 

 high, with large, oblong leaves, red 

 brown woolly beneath ; found at the 

 foot of cliffs in spruce forests at 

 12,000 feet altitude. 



