410 LXIV. ERICACEAE [Rhododendron 



belike, Hook. f. Rhod. Sikk. t. 6. Vern. Chalian, Haz. ; Cheu, Chamba ; 

 Bras, Sprak, Bash. ; Burans, Brons, N. W. Him. ; BUM, Tarn. ; Zalatni, 

 Burm. 



A small tree, often attaining a great girth, bark thick, rough. L. elliptic- 

 oblong, acute at both ends, glabrous above, rusty tomentose or with a dense 

 silvery film of minute hairs and scales beneath, sec. n. impressed above, 

 conspicuous beneath, blade 4-6, pet. |-| in. Corymbs dense many-fid. El. 

 commonly deep crimson, rarely pink or nearly white, pedicels short, corolla- 

 lobes emargiuate. Ovary densely silky. Capsule cylindric, curved, 1 in. 

 long, longitudinally ribbed. 



Outer Himalaya 5-11,000 ft. in the North- West chiefly associated with Quercus incctna. 

 Khasi hills, Manipur. Hills east of Toungoo. Bernard myo, Ruby Mines district. 

 Nilgirisand Palni hills. Never leafless, the foliage is renewed gradually. Fl. March- 

 May, if checked by hail or otherwise it often flowers in June or July (Simla 1849, 67, 

 1902). Ceylon above 5,000 ft., gregarious. A remarkable form, found by Sir George 

 Watt in Manipur 9,000 ft. is v&T.Kinyianum, Hooker f. in Bot. Mag. t. 7696, 1. dark 

 almost glossy, calyx with 5 short lobes, divisions of the corolla deeply lobed. 2. R. 

 niveum, Hook, f . Sikkim 10-12,000 ft. Similar to 1, but 1. mealy tomentose beneath and 

 not impressed above, fl. lilac. 



3. R. campanulatum, Don.— Syn. R. ceruginosum, Hook. f. Rhod. Sikk. 

 t. 22. Vern. Shargar, Kulu ; Sim-rang, Bash. ; Simris, Garhwal. 



A gregarious evergreen shrub, bark thin smooth, peeling off in thin papery 

 flakes, 1. glabrous above, with a dense cinnamon-coloured tomentum beneath, 

 concealing the nerves, midrib prominent. Fl. in lax terminal corymbs, purple 

 or lilac, pedicels as long as corolla-tube. Ovary glabrous. 



Inner Himalaya, at the upper limit of tree vegetation (9-14,000 ft.), often forming a 

 dense belt. Also at high elevations in the outer ranges. Fl. May- July. 4. R. fulgens. 

 Hook, f . Nepal. Sikkim 10-14,000 ft. Similar to 3, 1. elliptic with a rounded base, 

 fl. heads dense, corolla scarlet. 



fS. Corolla red or purple, underside of 1. glabrous. 



5. R. Elliotti, Watt MSS. in herb. Kew. Naga hills 8,500-10,000 ft. L. elliptic- 

 oblong, acute, on the underside minutely and elegantly reticulate, blade 4-6, pet. 1-1J 

 in. Heads terminal, many-fid., pedicels J in. as well as calyx ovary and style with 

 minute glandular hairs, calyx small, almost flat, indistinctly lobed, corolla 2 in. long 

 and li in. wide at mouth, lobes obtuse. Capsule § in. long, finally glabrous. 6. R. 

 Kendrickii, Nutt. Bhutan. Yunnan. L. lanceolate, on the underside with raised 

 minutely reticulate veins, blade 5-7, pet. J in., corolla bright red, ovary strigose. 

 7. R. Shepherdi, Nutt. Bhutan. Calyx shortly 5-lobed, ovary glabrous. 



y. Corolla yellow. 



8. R. Wightii, Hook f. Rhod. Sikk. t. 27. East Nepal and Sikkim, 11-14,000 ft. A 

 small shrubby tree, bark thin, peeling off in papery flakes ; 1. mucronate, closely 

 cinnamomeous tomentose beneath, pedicels hairy, corolla yellow with crimson spots, 

 ovary ferrugineous-woolly. 9. R. lanatum, Hook. f. Rhod. Sikk. t. 16. Sikkim 

 12-13,000 ft. Similar to 8, branchlets and 1. beneath densely woolly, fl. 5-7 in a head, 

 nodding. 10. R. campylocarpum, Hook. f. Rhod. Sikkim t. 30. East Nepal and Sikkim, 

 11-14,000 ft. A shrub with a resinous scent, 1. glabrous on both surfaces, fl. scented, 

 corolla pale sulphur, pedicels and ovary with stalked glands. 



(b) Corolla-lobes 6-10, stamens 10-18. 



11. R. grande, Wight Ic. 1. 1202. (B. arrjenteum, Hook, f . Rhod. Sikkim t. 9.) Sikkim, 

 6-9,000 ft. Bhutan. A middle-sized tree, 1. glabrous, silvery beneath, blade 8-15, 

 pet. f-lj in. Heads many-fld., dense, fl. pure white. Capsule stout, curved, more or 

 less tomentose, 1-2 in. long. 12. R. Hodgsoni, Hook. f. Nepal to Bhutan, 10-12,000 ft., 

 common. A large shrub, similar to 11, 1: cinnamomeous or whitish beneath, fl. pink-lilac, 

 capsules narrowly-cylindric 2 in. long. 13. R. Falconeri, Hook. f. Rhod. Sikkim t. 10. 

 Nepal to Bhutan 9-13,000 ft. Naga and Manipur hills 7-10,000 ft. Yunnan. A 

 large gregarious shrub or middle-sized tree with a straight bole, 1. rigidly coriaceous, 

 broad-elliptic, obtuse, rugose above by impressed nerves, densely rusty tomentose 

 beneath, blade 6-15, petiole 1-2 in. long. Fl. white or cream-coloured, with purple 

 spots at the base within. 



