38 HutcHINSON—THE MADDENI SERIES OF RHODODENDRON. 
long, chocolate-brown. Ovary 5-celled, rather abruptly tapered 
into the style, about 1 cm. long, very densely covered with 
closely packed scales ; style curved about as long as the corolla, 
scaly in its lower two-thirds, crowned by the large depressed- 
globose somewhat horny stigma. Capsule about 4.5 cm. long, 
the valves rugulose-lepidote, slightly keeled, girt at the base by 
the persistent calyx. Seeds 2 mm. long, narrowly margined and 
shortly tailed, straw-coloured. 
SIKKIM. Darjeeling, 6000-8000 ft., J. D. Hooker. Tonglo, 
May 1848, J. D. Hooker. Senchal Forest, 7000 ft., 13th May 
1g02, J. H. Lace, 2208 (Herb. Edinb.). Senchal, 8000 ft., 
fls. 23rd June 1912, Ribu and Rhomoo (Herb. Edinb.). 
Sikkim, without definite locality, G. H. Cave, 6735 (Herb. 
Edinb.). 
Buutan. Chukka Timpu, 6000 ft., bush 8 ft., fls. yellow- 
primrose, 24th April 1915, R. E. Cooper, 3806 (Herb. Edinb.). 
Punakka, 6000-7000 ft., bush 8 ft., fruiting on steep dry hill- 
side, 26th June 1915, R. E. Cooper, 3935 (Herb. Edinb.). 
Bhutan, without precise locality, Griffith, 22, 37. 
The confusion of R. Dalhousiae with R. Lindleyi, Moore, is 
dealt with at some length in the introductory notes to this 
paper (see p. 10). The differences between the two are numerous, 
and may be shown as follows :— 
R. Dalhousiae, Hook f. (sensu 
stricto). 
ae aes branchlets bristly 
towards the x 
Leaves Shovuté: cuneate at the 
the scales below about 
their own diameter apart. 
Pedicels softly hairy as well as 
Calyx lobes quite glabrous on 
the margins 
Corolla about g-12 cm. long, 
more or less gradually widened 
upwards. 
Anthers about 1.3 cm. long. 
Style lepidote in its Howe two- 
thirds. 
Capsule valves keeled. 
R. Lindleyi, T. Moore. 
One- year-old branchlets not 
bristly. 
Leaves elliptic, rounded at the 
base, the scales below much more 
then their own diameter apart. 
Pedicels only scaly. 
Calyx lobes os fringed with 
soft white hai 
Corolla ie 7-8 cm. long, 
more or less saccate and abruptly 
widened about the middle. 
s 7-8 mm. long. 
Style lepidote only at the very 
ase. 
Capsule valves not keeled. 
12. Rhododendron Lindleyi, T. Moore in Gard. Chron. 1864, 
364. 
Ind. iii. 475 (1882). 
R. bhotanicum, C. B. 
Clarke in Hook. f. FI. Brit. 
woody parasitic climber growing upon various species ot 
ue (Watt; n. 7004) ; older branchlets brown or greyish, spotted 
