oe 
* 
88 BALFOUR—NEW SPECIES OF RHODODENDRON. 
flushed rose or pale rose. G. Forrest. No. 11,577. July 
IgI3 
A species of the Selense series, perhaps the largest flowered 
in it. 
< 
> Rhododendron brevitubum, Balf. f. et Cooper. 
Frutex circ. 2.5 m. altus. Ramuli recti rigidi paucifolii, 
annotini circ. 3 mm. diam. grisei subnitidi squamis peltatis 
discontiguis adpressis ex umbone brunneo institaque albida 
aedificatis lepidoti, seniores nitentes squamis desiccatis nigro- 
punctati. Alabastra foliorum ignota. Folia petiolata ad 12.5 ~ 
cm. longa; lamina coriacea elliptica vel elliptico-oblonga vel 
obovata ad 11.5 cm. longa ad 4.8 cm. lata apice obtusa tuberculo- 
mucronata margine cartilaginea plana deorsum paullo attenuata 
obtusa vel subcuneata, supra opaca viridis costa media sulcata 
venis primariis circ. 8 occultis glabra sed squamarum juvenilium 
vestigiis obscurissime notata, subtus cinnamomea costa media 
elevata conspersim lepidota venis primariis vix prominulis 
caeteroquin squamis peltatis biformibus discontiguis rufo- 
coloratis induta squamis ex umbone secretione rubra impleto 
et instita brunnea latiore integra constructis paucis majoribus 
conspersis, intervallis epidermicis glauco-viridibus quam squamis 
angustioribus et papillis petasiformibus numerosis vestitis ; 
petiolus ad 1 cm. longus rufus imbricatim lepidotus. Flores 
fragrantes in umbellas terminales 2—3-floras aggregati ; bracteae 
deciduae ignotae; bracteolae filiformes circ. 6 mm. longae 
pedicellis breviores plus minusve adpresso-pilosae ; pedicelli 
vix I cm. longi furfuraceo-lepidoti. Calyx circ. 8 mm. longus, 
cupula circ. 3 mm. longa extus dense lepidota, lobis 5 inaequali- 
bus ad 5 mm. longis 3 mm. latis membranaceis epilosis elepidotis 
vel (brevioribus) nunc leviter squameo-fimbriatis, longioribus 
elongato-triangularibus acutis brevioribus ovatis obtusis. 
Corollae pallide roseae extus lepidotae ad 4.5 cm. longae tubus 
brevis ad 1.5 cm. longus basi 5-gibbosus retusus intus puberulus 
sursum in limbum campanulatim explanatum 5-lobatum 
ampliatus, lobi rotundati undulati circ. 3 cm. longi 2.5 cm. lati. 
Stamina 20 inaequalia corolla breviora e tubo corollino longe 
exserta longiora circ. 3.5 cm. longa antheris 3 mm. longis breviora 
circ. 2.5 cm. longa antheris 3 mm. longis, filamentis filiformibus 
deorsum paullo expansis a basi 4-5 mm. nuda sursum fere 
ad medium puberulis. Discus perspicue puberulus. Gynaeceum 
corollam paullo superans circ. 5 cm. longum ; ovarium ovoideum 
in stylum attenuatum 4.5 mm. longum 3 mm. latum paullo 
sulcatum imbricatim rufo-lepidotum; stylus crassus a basi 
sursum angustatus sub stigmate magno — lobulate —_ 
expansus fere ad medium lepidotus. 
