- 
BALFOUR—NEW SPECIES OF RHODODENDRON. I2I 
Rh. Forrestit, Balf. {.* ms., descr. Diels in Notes R.B.G. Edin., v 
(1912), 211, char. emend. 
Woody undershrub climbing over moist moss - covered 
boulders to which it clings, rooting freely from the stems which 
are clad for several years with the persistent scale-leaves of the 
foliage-buds, of slow growth forming annual increments of about 
I cm. in length, producing at most about 5 foliage-leaves in a 
rosette. Branchlets a year old about 1.5 mm. in diameter 
pinkish red-glandular becoming grey afterwards before de- 
corticating. Perfect foliage- bud not seen; persistent outer 
scale-leaves of the bud somewhat crustaceous brown lanceolate- 
acuminate from the base; innermost scales ligulate-spathulate 
more membranous about 8 mm. long and 1.5 mm. broad, all 
with a patch of adpressed hairs towards the top. Leaves 
petiolate as much as 3 cm. long but often much less persistent 
r three or four years clustered at the end of the annu 
growths; lamina leathery rigid obovate as much as 2 cm. 
eciliate, outer purple-tinted chartaceous ovate apiculate about 
8 mm. long, innermost membranous pale brown ovate or obovate 
about 1.8 cm. long, all with adpressed hairs near the top; 
bracteoles unknown; pedicel strict erect about 1.2 cm. long 
glandular with red capitate stalked glands, epilose. Calyx 
* Diels’ description runs :— ce 
Rhododendyon Forrestii, Balf. f. ms., descr. Diels.—Frutex scandens 0.9-1.5 m. 
altus ; rami ultimi breves. Folia breviter petiolata, coriacea, obovata, apice minute 
mucronulata, margine recurva, subtus purp ntia glandulosa, : 
subbullata, 1.5-2 cm. longa, 0.8-1.2 cm. lata, costa subtus prominens. Bracteae 
summae latissimae, pallidae, apice minute tomentellae. Calyx obsoletus. : 
intense kermesina, tubus circ. 2 cm. longus sensim ampliatus, limbi lobi suborbi- 
cu ; | 
“‘ Climber of 3-5 ft. Flowers deep crimson. On moist, moss-covered socks 
on the ascent of the Tsedjiong Pass, Mekong-Salwin divide. Lat. 28° 10’ N. 
Alt. 10,000-11,000 ft. June-July 1905. S.E. Tibet.” G. Forrest. No. 699. 
branchlets, the shorter petioles, the leaves being not lepidote, the calyx obsolete, 
and the corolla-tube longer. I could not examine the stamens and ovary without 
destroying the specimen. 
