HvUTCHINSON—THE MADDENI SERIES OF RHODODENDRON. 29 
N., 12,000 ft., amongst scrub and rock, shrub 4-8 ft., fls. white, 
washed with rose at the base, fragrant, July 1910, G. Forrest, 
6759; same region, 10,000 ft., June 1913, G. Forrest, 11672 ; 
June 1914, G. Forrest, 13457. Western flank of the Shweli- 
Salween Divide, lat. 25° 20’ N., gooo—I0,000 ft., amongst scrub, 
shrub 4-8 ft., in fruit, December 1912, G. Forrest, 9431. Shweli- 
Salween Divide, lat. 25° 30’ N., 10,000 ft., open rocky slopes 
and in thickets, shrub 4-6 ft., fls. white, flushed with rose 
outside, August 1917, G. Forrest, 15887. Mekong-Salween 
Divide, lat. 28° 12’ N., 10,000 ft., on ledges of cliffs and humus- 
covered boulders, shrub 2 it., fls. fragrant, creamy-white, July 
1917, G. Forrest, 14239. 
Upper Burma. Ridge of Naung-chaung, Nwai Divide, on 
open granite ridge in forest, 8000-go000 ft., fls. pure white, 
marked with pale yellow at extreme base of corolla, very fragrant, 
17th July 1914, Kingdon Ward, 1817 (Herb. Edinb.). Hpimaw, 
open forest, on damp shady limestone cliffs, small bush, with 
spreading loose habit, 6-10 ft. high, fls. white, not fragrant, 
gth July 1914, Kingdon Ward, 1757 (Herb. Edinb.). 
It is not without considerable hesitation that I have included 
in the above Mr Kingdon Ward’s specimens from the Nwai 
Divide and Hpimaw, Burma. They are more robust and their 
leaves are larger than in the Yunnan plants, but I can discover 
no real difference to separate them. 
te) Rhododendron excellens, Hemsl. et E. H. Wils. 
in Kew Bull. rgro, 113. 
A shrub about 3.3 m. high; one-year-old branchlets dark 
purple, slightly flexuous, about 6 mm. thick in the middle, 
terete, rather densely covered with small very dark ferruginous 
scales ; axillary leaf-buds very small (about 2 mm. in diameter) 
at the time of flowering, subglobose, densely lepidote, the bud- 
scales glabrous towards the margin and very minutely ciliolate. 
Leaves large, oblong-elliptic, rounded at both ends, slightly 
unequal at the base, obtusely mucronate at the apex, 15-19 cm. 
long, 4-5.5 cm. broad, coriaceous, glabrous and dull above, 
somewhat glaucous and rather densely lepidote below, the 
scales about their own or a little less than their own diameter 
apart (probably almost contiguous in younger leaves), the 
epidermis densely papillous between the scales ; midrib slightly 
raised above, a little scaly towards the base, very prominent 
and rounded below, about 4 mm. thick at the base, gradually 
tapered to the apex; lateral nerves about 18-20, distinct on 
the upper, prominent on the lower surface, spreading from the 
midrib at a wide angle, slightly arcuate, looped and branched 
