BALFOUR—NEW SPECIES OF RHODODENDRON. 2605 
lanatae interiores ramentaceae brevissime petiolatae lanceolatae 
margine rufo-lanatae. Folia circ. 4.5 cm. longa crassissime 
coriacea petiolata; lamina oblonga ad 4 cm. longa ad I cm. 
lata apice obtusa (costa media in tuberculum corneum apice 
revoluto occultum excurrente) margine admodum revoluta basi 
paullo attenuata supra laete viridis costa media venisque 
primariis utrinsecus circ. Io sulcatis areolatim rugulosa glabres- 
cens sed pilorum juvenilium stipitibus conspersa subtus indu- 
menti lanati rufi persistentis strato I-2 mm. crasso ex toto 
obtecta indumenti pilis robuste breviterque stipitatis apice 
in filamenta contorta intricatim intertexta copiose ramosis 
costam mediam elevatam omnino obtegentibus; petiolus 
crassus latus usque ad 5 mm. circ. 5 mm. longus indumenti 
rufi strato ad 2 mm. diam. tunicatus. Flores in umbellas 8- 
floras terminales aggregati; bracteae exteriores persistentes 
crustaceae late ovatae vel rotundatae carinatae plus minusve 
apiculatae vel subacuminatae dorso margineque subluteae fusco- 
lanatae fertiles citrinae deciduae subspathulatae ad 2 cm. longae 
extus intusque fusco-sericeae; prophylla ramentacea citrina 
pubescentia anguste ligulato-claviformia circ. 1 cm. longa pedi- 
cellum aequantia ; pedicelli crassi circ. 1 cm. longi (sub fructu 
ad 1.5 cm.) tunica lanuginosa I mm. crassa pallide lateritia 
obtecti. Calyx atro-purpureus fere obsoletus circ. 1.5 mm 
longus cupula extus glabrescente vel puberula lobis deltoideis 
vel sublunatis vel subrotundatis apice margineque longe pilosis. 
Corolla citrina coccineo-maculata infundibuliformis circ. 2 cm. 
longa tubo extus glabro intus basi obscure puberulo sursum 
in limbum 5-lobatum expanso lobis inaequalibus posticis rotun- 
datis circ. 8 mm. longis 1.2 cm. latis emarginatis subcrenulatis. 
Stamina Io inaequalia corollae tubum subaequantia filamentis 
deorsum dilatatis a basi ad medium minute puberulis, antheris 
parvis circ. I mm. longis. Ovarium pilis longis fasciatim 
Tramosis pallide lateritiis glandulisque claviformibus brevioribus 
vestitum circ. 2.5 mm. longum; stylus glaber tenuis staminibus 
longior corolla brevior apicem versus dilatatus stigmate lobulato 
coronatus. Capsula nigra vel atro-rubens tomento lanato deter- 
sili plus minusve obtecta basi calyce aucto ad 3 mm. longo 
lobis rubris late ovatis inclusa circ. 1 cm. longa 5 mm. lata. 
Semina oblonga longitudinaliter striata circ. 1.5 mm. longa 
straminea ecarunculata. 
Species bene distincta Rh. Roxieano, G. Forrest affinis 
sed foliis brevibus obtusis et floribus citrinis facile recogno- 
. $cenda 
Yunnan. Mekong-Salween Divide. Alt. 12,000—13,000 ft. 
Lat. 28° 14’ N. Shrub of 2-3 ft. Flowers pale canary yellow, 
with crimson markings. Open situations amongst boulders and 
