29tl 
246 BALFOUR—RHODODENDRON : 
_-em. longa roseo-purpurea cerifera et glauca; tubus extus glaber 
intus puberulus basi 5-gibbosus ; lobi 5 rotundati circ. I cm. diam. 
integri erecti imbricati. Stamina 1o corolla breviora, 5 longiora 
cire. 1.5 cm. longa, 5 breviora circ. 1 cm. longa; filamenta car- 
nosula subcomplanata in triente superno glabra caeteroquin 
breviter puberula. Discus minutissime puberulus. Gynaeceum 
staminibus longius corollam aequans; ovarium petasiforme sul- 
catum truncatum circ. 4 mm. longum dense lepidotum; stylus 
glaber glauco-purpureus validus sursum paullo incrassatus rec- 
tus ; stigma lobulatum. Species Seriei Campylogyni. 
**NLE. Burma, Chawchi Pass. Alt. 11,900-13,000 ft. Far- 
rer No, 1670. July 2, 1920. Very near Farrer No. 1046 [ Rh. 
myrtilloides | but larger in all its parts, with much larger flowers 
as invariably solitary as those of Farrer No. 1046 are twinned. 
A low bush of 6-8 inches on the opener places of the alpine 
slopes. It is a smaller plant than Farrer No. 1046 with bigger 
leaves and flowers. It abounds on the open arétes. For a hy- 
brid see Farrer No. 1726.”’ 
The almost elepidote leaves and the very minute glabrous 
calyx in the large flowers are marks to note. 
Rhododendron chasmanthoides, Balf. f. et Forrest. 
Rh. Augustiniti, Hemsl.\var. grandifolia, Franch. in Journ. de 
Bot. xii (1898), 26r. 
Rh, siderophyllum, Diels (nec Franch.) in Notes R.B.G. Edin. 
vii (1913), 51. 
Frutex ad 8 m. altus. Ramuli tenues crassi, annotini circ. 2 
mm. diam. brevissime puberuli sparsim lepidoti. Folia petiolata 
ad 11 cm. longa ; lamina chartacea oblongo-ovalis ad 10 cm. longa 
4-cm. lata, obtusa nune apicem versus paullo attenuata neque 
acuminata mucrone rubescente tuberculato terminata, margine 
albo-cartilaginea, basi rotundata nunc late obtusa; supra laete 
pond ® 
“ 
viridis subnitens demum erubescens laevis squamulis albidis vel 
brunneo-tinctis parvis inconspicuis paucis inter se ad 2 mm. dis- 
tantibus conspersa, costa media puberula et venis primariis utrin- 
secus 10-12 haud sulcatis; subtus pallidior nunc subglauca 
minutissime venulosim reticulata squamis impressis sigilliformi- 
bus distantibus (1 cm. vel ultra) lepidota, costa media flavida ele- 
vata plus minusve praecipue basim versus tenuiter puberula; 
petiolus ad x.3 cm. longus sulcatus ut ramuli vestitus. Flores 
im umbellas 4-6-floras dispositi; bracteae mox deciduae; brac- 
teolae lineares apicem versus clavatae 1.2 cm. longae albo- 
pilosae pilo-cristatae ; pedicelli stricti ad 3 cm. longi atropurpurei 
Squamis sigilliformibus albis sparsim conspersi. Calyx late 
¢ cupuliformis carnosulus cire. 2 mm. longus; cupula extus dense 
o-lepidota; limbus brevissimus institam undulatam “brun- 
