250 BALFOUR—RHODODENDRON : 
Alabastrorum perulae rubrae, extimae ovatae apiculatae extus 
dense rufo-tomentosae et rubro-glandulosae, intimae ligulato- 
spathulatae circ. 2 cm. longae glandulosae et glanduloso-ciliatae. 
Folia petiolata ad 7 cm. longa; lamina crasse coriacea lanceolata 
circ. 6 cm. longa vix 2 cm. lata, utrinque attenuata apice subacu- 
minata, hydathodo tuberculato parvo terminata, margine recurva, 
basi obtusa; supra atro-viridis opaca minute rugulosa glabra sed 
pilorum glandularumque juvenilium vestigiis hic et illic notata, 
costa media sulcata, venis primariis circ. 10 utrinsecus occultis ; 
subtus indumento detersili rufo e pilis intricatim intertextis 
composito plus minusve vestita circa costam mediam pallidiorem 
prominulam rufo-glandulosa ; petiolus vix 1 cm. longus plus 
minusve tomentosus et glandulosus sed glabrescens. Flores in 
umbellas 6-floras dispositi; bracteae intimae obovato- spathulatac 
circ. 1.75 cm. longae minute glanduloso-ciliatae ; pedicelli cire. 
2 cm. longi minute glandulosi. Calyx cupularis circ. 3 mm. 
longus fere ad basim in lobos 5 fissus; lobi pallide flavi obfongo- 
ovati glandulis parvis rubris ciliati. Corolla laete flava postice 
coccineo-maculata campanulata circ. 2.5 cm. longa; tubus subin- 
flatus extus glaber intus minute puberulus; lobi 5 circ. 1 cm. 
longi 1.5 cm. lati emarginati. Stamina 10, 5 paullo longiora 
circ. 1.5 em. longa corolla multo breviora ; filamenta a basi fere 
ad apicem glutinoso-villosa ; antherae oblongae vix 2 mm. longae. 
Discus glaber. Gynaeceum vix corollam aequans, staminibus 
longius; ovarium petasiforme circ. 3.5 mm. longum leviter sul- 
catum dense rufo-glandulosum glandulis stipitatis ; stylus ex toto 
rufo-glandulosus; stigma discoideum coccineum lobulatum. 
Species ex affinitate Rh. floccigeri, Franch. 
N.W. Yunnan. Mekong-Yangtze divide. East of Yeh-chih 
2 days S. of Tsedjong. “Lat. 27° 40’ N. Long. 99° 8’ E. In 
open scrub on rocky hillsides. Rare! Forrest No. 19,810. 
8 August I 
A jelightful bright yellow-flowered species amongst those with 
detersile indumentum and glandular ovaries and styles such 
as Rh. floccigerum, Franch., Rh. maculiferwm, Franch. and the 
ike. See ge 
Rhododendron coelicum, Balf. f. et Farrer. 
Fruticulus tenuis parvus. Rami crassi annotini circ. 3 mnt. 
diam. glabri. Alabastra brunnea ovoideo-conoidea glutinosa ; 
perulae exteriores plus minusve rotundatae et apiculatae tenui- 
marginatae extus glandulis rubris sessilibus dense obtectae. 
Folia petiolata ad 8 cm. longa ; lamina crasse coriacea obovata 
ad 7 cm. longa 4 em. lata, apice rotundata tuberculato-mucronata 
nunc retusa, basi obtusa; utrinque in juventute dense tomentosa 
et ad. medium. basim versus dense rubro-glandulosa ; in maturitate 
