BALFOUR—NEW SPECIES OF RHODODENDRON, 147 
profunde sulcata sulco pilis longis spiraliter curvatis impleto 
venis primariis utrinsecus ad 10 vix conspicuis, pilis paucis 
longis contortis praecipue prope marginem vestita et squamis 
peltatis rufis conspersa, subtus dense et uniformiter cinnamomeo- 
tomentosa indumento persistente bistrato ei ramorum simili 
costam mediam venasque primarias elevatas obtegente ; petiolus 
circ. 2 cm. longus indumento similiter ut laminae superficies 
infera omnino inclusus. Flores haud fragrantes 2~3 in umbellam 
terminalem dispositi; bracteae interiores ovatae subcrustaceae 
circ. 1.3 cm. longae 7 mm. latae extus puberulae et centro 
apiceque pilis longis tortuosis dense tomentosae intus basi 
glabrae apice adpresso-puberulae ; bracteolae lineari-ligulatae 
subtruncatae pedicellos subaequantes brunneae pilis paucis 
indumenti sublaminaris praeditae; pedicelli ut petioli indu- 
mento inclusi ad 1.2 cm. longi sub calyce turbinatim expansi. 
Calyx membranaceo-foliaceus pallide roseus 1.2 cm. longus ultra 
medium 5-partitus extus sparsim lepidotus et pilis indumenti 
conspersus, lobis rotundatis flabelliveniis inaequalibus (maximo 
circ. I cm. lato) margine pilis indumenti spiraliter intertextis 
ciliatis. Corolla alba obscure 5-vittata tubuloso-campanulata 
circ. 4.5 cm. longa extus albo-lepidota intus glabra, 5-lobata, 
lobis rotundatis circ. 2 cm. longis 2.5 cm. latis margine undulatis. 
Stamina ro (-11) inaequalia longiora circ. 4 cm. longa antheris 
oblongis atro-purpureis circ. 7 mm. longis, breviora circ. 2.2 cm. 
longa antheris circ. 5 mm. longis, filamentis aurantiacis a basi 
paullo dilatato ad medium albo-pubescentibus. Gynaeceum 
circ. 4.3 cm. longum corolla paullo brevius stamina superans ; 
Ovarium globosum circ. 5 mm. diam. sulcatum indumento denso 
bistrato (superstrato aureo-piloso et substrato lepidoto) simuliter 
ac folia indutum ; stylus basi indumento simili obtectus caetero- 
quin glaber sub stigmate magno atro-purpureo lobato paullo 
expansus et labium circulare formans. ae 
Species Rh. bullato, Franch. affinis foliis majoribus haud 
bullatis, corolla haud fragrante distincta. : 
Burma. Htawjaw. Valley of Naung Chaung. Lashi 
country. 7000-8000 ft. | Dwarf shrub of 18 in. to 2 ft. on 
dead fallen tree-trunks or on the ground; deep shade of rain 
forest. Flowers white not scented. Calyx pink. F. Kingdon 
Ward. No. 1629. 4th June 1914. 
A species neatly waa to Rh. bullatum, Franch. and to Rh. 
Edgeworthii, Hook. f£., but its leaves suffice to distinguish it at 
a glance from these species. They are larger and want the 
bullation of the surface which is so marked a feature in the 
leaves of these allied forms. The bullation is due to the pouching 
upwards of the lower leaf-surface between the veins which appear 
on the upper surface to be below the level of the leaf-surface at 
