JANUARY 1 TO MARCH 31, 1921 



31 



58901 to 58930 — Continued. 



58925. Rhododendron lanatum Hook. f. 



This species grows wild on the rocky spurs 

 of the humid mountains and in gullies of the 

 Sikkim Himalayas at altitudes of 10,000 to 

 12,000 feet. It is a large shrub or small tree, 

 with the trunk 6 inches in diameter at the 

 stoutest part, irregularly and repeatedly 

 branching. The branches are much gnarled 

 and bare of leaves and are covered with a dark- 

 colored rugged bark, very different from the 

 prevailing beautiful papery clothing of the 

 genus. The flowers are a pale sulphur color. 



58926. Rhododendron lepidotum Wall. 



A very distinct evergreen species from the 

 Himalayas and western China. It grows about 

 1M feet high, forming a compact bush which 

 produces during May numer ousf curious flat, 

 purple or reddish blossoms. 



For previous introduction, see S. P. I. No. 

 49649. 



58927. Rhododendron maddeni Hook. f. 



Agshrub 6 to 8 feet high with red-stemmed, 

 dark-green leaves. The large, delicately fra- 

 grant flowers, tinged with rose, are produced 

 in trees at the ends of the branches. ^Native 

 to the Himalayas. 



For previous introduction, see S. P. I. No 

 55701. 



58901 to 58930— Continued. 



58928. Rhododendron roylei Hook. f. (R. 

 cmnabarinum Hook. f.). 



The flowers of this evergreen shrub, produced 

 in terminal heads, are usually a dull, cinnabar 

 red, but in some forms the corolla is orange-red 

 on the outside and yellowish within. It is 

 native to the mountainous regions of Sikkim 

 and Bhutan, India. 



For previous introduction, see S. P. I. No. 



47777. 



58929. Rhododendron thomsonii Hook. f. 



The rich, blood-red flowers of this shrubby 

 Himalayan rhododendron are 2 to 3 inches 

 across and are produced in loose clusters of six 

 or seven flowers. The small, roundish oval, 

 dark-green leaves have blue-white lower sur- 

 faces. This species is not able to withstand 

 very low temperatures; it thrives in the ex- 

 treme southwestern part of England. 



58930. Rhododendron wighth Hook. f. 



This species has very handsome trusses of 

 large, pale-yellow flowers. It grows abun- 

 dantly in wooded valleys in the Himalayas 

 and on the spurs of all the mountains at an 

 altitude of 12.000 to 14,000 feet. 



